EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 2 4
Title "MPPT 1210 HUS"
Date "2021-05-02"
Rev "0.7.1"
Comp "Copyright © 2019 Libre Solar Technologies GmbH"
Comment1 "Licensed under CERN-OHL-W version 2"
Comment2 "Author: Martin Jäger"
Comment3 "Licensed under CERN-OHL-W version 2"
Comment4 ""
$EndDescr
$Comp
L power:GND #PWR02
U 1 1 58A7DE0D
P 5200 5000
F 0 "#PWR02" H 5200 4750 50  0001 C CNN
F 1 "GND" H 5200 4850 50  0000 C CNN
F 2 "" H 5200 5000 50  0000 C CNN
F 3 "" H 5200 5000 50  0000 C CNN
	1    5200 5000
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR03
U 1 1 58A8409D
P 6100 2800
F 0 "#PWR03" H 6100 2550 50  0001 C CNN
F 1 "GND" H 6100 2650 50  0000 C CNN
F 2 "" H 6100 2800 50  0000 C CNN
F 3 "" H 6100 2800 50  0000 C CNN
	1    6100 2800
	1    0    0    -1  
$EndComp
$Comp
L Project:C C10
U 1 1 58A85D67
P 6600 4450
F 0 "C10" H 6620 4520 50  0000 L CNN
F 1 "100n" H 6620 4380 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 6600 4450 50  0001 C CNN
F 3 "" H 6600 4450 50  0000 C CNN
F 4 "Yageo" H 1400 550 50  0001 C CNN "Manufacturer"
F 5 "CC0603KRX7R9BB104" H 1400 550 50  0001 C CNN "PartNumber"
	1    6600 4450
	1    0    0    -1  
$EndComp
$Comp
L Project:R R3
U 1 1 58A9A2AE
P 5100 2300
F 0 "R3" V 5030 2300 50  0000 C CNN
F 1 "4.7" V 5170 2300 50  0000 C CNN
F 2 "LibreSolar:R_0805_2012" H 5100 2300 50  0001 C CNN
F 3 "" H 5100 2300 50  0000 C CNN
F 4 "Yageo" H -450 -200 50  0001 C CNN "Manufacturer"
F 5 "RC0805FR-074R7L" H -450 -200 50  0001 C CNN "PartNumber"
	1    5100 2300
	0    1    1    0   
$EndComp
$Comp
L Project:R R1
U 1 1 58A9AA64
P 5200 1600
F 0 "R1" V 5130 1600 50  0000 C CNN
F 1 "4.7" V 5270 1600 50  0000 C CNN
F 2 "LibreSolar:R_0805_2012" H 5200 1600 50  0001 C CNN
F 3 "" H 5200 1600 50  0000 C CNN
F 4 "Yageo" H -400 -200 50  0001 C CNN "Manufacturer"
F 5 "RC0805FR-074R7L" H -400 -200 50  0001 C CNN "PartNumber"
	1    5200 1600
	0    1    1    0   
$EndComp
$Comp
L Project:R R10
U 1 1 58A9B6EE
P 6600 4150
F 0 "R10" V 6530 4150 50  0000 C CNN
F 1 "4.7" V 6670 4150 50  0000 C CNN
F 2 "LibreSolar:R_0805_2012" H 6600 4150 50  0001 C CNN
F 3 "" H 6600 4150 50  0000 C CNN
F 4 "Yageo" H 1675 450 50  0001 C CNN "Manufacturer"
F 5 "RC0805FR-074R7L" H 1675 450 50  0001 C CNN "PartNumber"
	1    6600 4150
	1    0    0    1   
$EndComp
$Comp
L Project:R R13
U 1 1 58A9EAD2
P 7600 5100
F 0 "R13" V 7530 5100 50  0000 C CNN
F 1 "2.2k" V 7670 5100 50  0000 C CNN
F 2 "LibreSolar:R_0603_1608" H 7600 5100 50  0001 C CNN
F 3 "" H 7600 5100 50  0000 C CNN
F 4 "Yageo" H 5575 -300 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-072K2L" H 5575 -300 50  0001 C CNN "PartNumber"
	1    7600 5100
	0    1    1    0   
$EndComp
$Comp
L Project:R R17
U 1 1 58AA028C
P 7450 4100
F 0 "R17" V 7380 4100 50  0000 C CNN
F 1 "3m" V 7520 4100 50  0000 C CNN
F 2 "LibreSolar:R_Bourns_CRE2512" H 7450 4100 50  0001 C CNN
F 3 "" H 7450 4100 50  0000 C CNN
F 4 "Bourns" H 5700 -1800 50  0001 C CNN "Manufacturer"
F 5 "CRE2512-FZ-R003E-3" H 5700 -1800 50  0001 C CNN "PartNumber"
	1    7450 4100
	0    -1   1    0   
$EndComp
$Comp
L Project:R R16
U 1 1 58AA0F0C
P 8100 4700
F 0 "R16" V 8030 4700 50  0000 C CNN
F 1 "10k" V 8170 4700 50  0000 C CNN
F 2 "LibreSolar:R_0603_1608" H 8100 4700 50  0001 C CNN
F 3 "" H 8100 4700 50  0000 C CNN
F 4 "Yageo" H 5650 -950 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-0710KL" H 5650 -950 50  0001 C CNN "PartNumber"
	1    8100 4700
	1    0    0    1   
$EndComp
$Comp
L Project:R R6
U 1 1 58AA6BF1
P 8000 1900
F 0 "R6" V 7930 1900 50  0000 C CNN
F 1 "3m" V 8070 1900 50  0000 C CNN
F 2 "LibreSolar:R_Bourns_CRE2512" H 8000 1900 50  0001 C CNN
F 3 "" H 8000 1900 50  0000 C CNN
F 4 "Bourns" H -500 -1150 50  0001 C CNN "Manufacturer"
F 5 "CRE2512-FZ-R003E-3" H -500 -1150 50  0001 C CNN "PartNumber"
	1    8000 1900
	0    -1   1    0   
$EndComp
$Comp
L Project:C C8
U 1 1 58AC52BA
P 2600 1600
F 0 "C8" H 2620 1670 50  0000 L CNN
F 1 "10n" H 2620 1530 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 2600 1600 50  0001 C CNN
F 3 "" H 2600 1600 50  0000 C CNN
F 4 "Murata" H 500 -150 50  0001 C CNN "Manufacturer"
F 5 "GCM188R72A103KA37D" H 500 -150 50  0001 C CNN "PartNumber"
F 6 "100V, X7R" H 0   -500 60  0001 C CNN "Remarks"
	1    2600 1600
	1    0    0    -1  
$EndComp
$Comp
L Project:C C4
U 1 1 58AC5948
P 4100 1600
F 0 "C4" H 4120 1670 50  0000 L CNN
F 1 "10n" H 4120 1530 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 4100 1600 50  0001 C CNN
F 3 "" H 4100 1600 50  0000 C CNN
F 4 "Murata" H -500 -200 50  0001 C CNN "Manufacturer"
F 5 "GCM188R72A103KA37D" H 4100 1600 50  0001 C CNN "PartNumber"
F 6 "100V, X7R" H -600 -500 60  0001 C CNN "Remarks"
	1    4100 1600
	1    0    0    -1  
$EndComp
$Comp
L Project:C C6
U 1 1 58AC7446
P 6500 2100
F 0 "C6" H 6525 2175 50  0000 L CNN
F 1 "1n" H 6525 2025 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 6500 1900 50  0001 C CNN
F 3 "" H 6525 2175 50  0000 C CNN
F 4 "NP0/C0G" H 6600 2100 50  0000 L CNN "Remarks"
F 5 "Murata" H -400 -700 50  0001 C CNN "Manufacturer"
F 6 "GRM1885C2A102JA01D" H -400 -700 50  0001 C CNN "PartNumber"
	1    6500 2100
	1    0    0    -1  
$EndComp
$Comp
L Project:R R4
U 1 1 58AC810E
P 6500 2500
F 0 "R4" V 6430 2500 50  0000 C CNN
F 1 "2.2" V 6570 2500 50  0000 C CNN
F 2 "LibreSolar:R_1206_3216" H 6500 2500 50  0001 C CNN
F 3 "" H 6500 2500 50  0000 C CNN
F 4 "Yageo" H -300 200 50  0001 C CNN "Manufacturer"
F 5 "RC1206FR-072R2L" H -300 200 50  0001 C CNN "PartNumber"
	1    6500 2500
	1    0    0    1   
$EndComp
$Comp
L Device:L L1
U 1 1 58ACD441
P 7000 1900
AR Path="/58ACD441" Ref="L1"  Part="1" 
AR Path="/58A68DC9/58ACD441" Ref="L1"  Part="1" 
F 0 "L1" V 7100 1900 50  0000 C CNN
F 1 "47uH" V 6925 1900 50  0000 C CNN
F 2 "LibreSolar:L-FERYSTER-DTMSS-27_47uH" V 7200 1900 50  0001 C CNN
F 3 "" H 7000 1900 50  0001 C CNN
F 4 "Feryster" H -400 -150 50  0001 C CNN "Manufacturer"
F 5 "DTMSS-27/0,047/15-HX" H -400 -150 50  0001 C CNN "PartNumber"
F 6 "Feryster" H 7000 1900 60  0001 C CNN "Supplier"
	1    7000 1900
	0    -1   -1   0   
$EndComp
$Comp
L Project:C C12
U 1 1 58AD9379
P 5200 4800
F 0 "C12" H 5220 4870 50  0000 L CNN
F 1 "2.2u" H 5220 4730 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 5200 4800 50  0001 C CNN
F 3 "" H 5200 4800 50  0000 C CNN
F 4 "Murata" H 2000 750 50  0001 C CNN "Manufacturer"
F 5 "GRM188R61E225KA12D" H -2700 -400 60  0001 C CNN "PartNumber"
F 6 "25V, X5R" H -2700 -400 60  0001 C CNN "Remarks"
	1    5200 4800
	1    0    0    -1  
$EndComp
$Comp
L Project:Screw_Terminal_1x02 J3
U 1 1 58A7CE11
P 9400 2300
F 0 "J3" H 9400 2550 50  0000 C TNN
F 1 "MKDS_5-2_952" H 9500 2100 50  0000 R TNN
F 2 "LibreSolar:Phoenix_Contact_MKDS_5-2-952" H 9400 2075 50  0001 C CNN
F 3 "" H 9375 2300 50  0001 C CNN
F 4 "Phoenix Contact" H -600 -500 60  0001 C CNN "Manufacturer"
F 5 "1714971" H -600 -500 60  0001 C CNN "PartNumber"
	1    9400 2300
	-1   0    0    -1  
$EndComp
$Comp
L Project:Screw_Terminal_1x02 J1
U 1 1 58A7E35A
P 1550 1600
AR Path="/58A7E35A" Ref="J1"  Part="1" 
AR Path="/58A68DC9/58A7E35A" Ref="J1"  Part="1" 
F 0 "J1" H 1550 1850 50  0000 C TNN
F 1 "MKDS_5-2_952" H 1500 1400 50  0000 L TNN
F 2 "LibreSolar:Phoenix_Contact_MKDS_5-2-952" H 1550 1375 50  0001 C CNN
F 3 "" H 1525 1600 50  0001 C CNN
F 4 "Phoenix Contact" H 1550 1600 60  0001 C CNN "Manufacturer"
F 5 "1714971" H 1550 1600 60  0001 C CNN "PartNumber"
	1    1550 1600
	1    0    0    -1  
$EndComp
$Comp
L Project:Screw_Terminal_1x02 J2
U 1 1 58A7FE07
P 10200 5300
F 0 "J2" H 10200 5550 50  0000 C TNN
F 1 "MKDS_5-2_952" H 10200 5100 50  0000 C TNN
F 2 "LibreSolar:Phoenix_Contact_MKDS_5-2-952" H 10200 5075 50  0001 C CNN
F 3 "" H 10175 5300 50  0001 C CNN
F 4 "Phoenix Contact" H 300 -100 60  0001 C CNN "Manufacturer"
F 5 "1714971" H 300 -100 60  0001 C CNN "PartNumber"
	1    10200 5300
	-1   0    0    -1  
$EndComp
$Comp
L Project:CP C5
U 1 1 58A85EB1
P 7400 2300
F 0 "C5" H 7420 2370 50  0000 L CNN
F 1 "820u" H 7420 2220 50  0000 L CNN
F 2 "Capacitor_THT:CP_Radial_D10.0mm_P5.00mm" H 7400 2300 50  0001 C CNN
F 3 "" H 7400 2300 50  0000 C CNN
F 4 "Panasonic" H 3600 500 50  0001 C CNN "Manufacturer"
F 5 "EEU-FR1E821" H 3600 500 50  0001 C CNN "PartNumber"
F 6 "25V, 2.18A, 10x20 mm" H -600 -500 60  0001 C CNN "Remarks"
	1    7400 2300
	1    0    0    -1  
$EndComp
$Comp
L Project:C C3
U 1 1 58A8683F
P 3800 1600
F 0 "C3" H 3820 1670 50  0000 L CNN
F 1 "4.7u" H 3820 1530 50  0000 L CNN
F 2 "LibreSolar:C_1210_3225" H 3800 1600 50  0001 C CNN
F 3 "" H 3800 1600 50  0000 C CNN
F 4 "Murata" H -400 -200 50  0001 C CNN "Manufacturer"
F 5 "GRJ32DC72A475KE11L" H -400 -200 50  0001 C CNN "PartNumber"
F 6 "100V, X7S" H -600 -500 60  0001 C CNN "Remarks"
	1    3800 1600
	1    0    0    -1  
$EndComp
$Comp
L Project:D D1
U 1 1 58A87233
P 3600 2500
F 0 "D1" H 3600 2600 50  0000 C CNN
F 1 "1N4148" H 3600 2400 50  0000 C CNN
F 2 "LibreSolar:D_SOD-123" V 3600 2500 50  0001 C CNN
F 3 "" V 3600 2500 50  0000 C CNN
F 4 "Diodes Inc." H -450 -300 50  0001 C CNN "Manufacturer"
F 5 "1N4148W-7-F" H -450 -300 50  0001 C CNN "PartNumber"
	1    3600 2500
	1    0    0    -1  
$EndComp
$Comp
L Project:Fuse F1
U 1 1 58AA3600
P 8550 1900
AR Path="/58AA3600" Ref="F1"  Part="1" 
AR Path="/58A68DC9/58AA3600" Ref="F1"  Part="1" 
F 0 "F1" H 8550 1975 50  0000 C CNN
F 1 "25A" H 8550 1825 50  0000 C CNN
F 2 "LibreSolar:KEYSTONE-FUSE-3557-2" H 8550 1900 50  0001 C CNN
F 3 "" H 8550 1900 50  0000 C CNN
F 4 "Keystone" H 8550 1900 50  0001 C CNN "Manufacturer"
F 5 "3557-2" H 8550 1900 50  0001 C CNN "PartNumber"
	1    8550 1900
	1    0    0    -1  
$EndComp
$Comp
L Project:R R2
U 1 1 58BEC59A
P 3300 2300
F 0 "R2" V 3230 2300 50  0000 C CNN
F 1 "1M" V 3370 2300 50  0000 C CNN
F 2 "LibreSolar:R_0603_1608" H 3300 2300 50  0001 C CNN
F 3 "" H 3300 2300 50  0000 C CNN
F 4 "Yageo" H 100 -250 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-071ML" H 100 -250 50  0001 C CNN "PartNumber"
	1    3300 2300
	1    0    0    -1  
$EndComp
$Comp
L Project:Q_NMOS Q1
U 1 1 58C3E2A8
P 5600 1600
F 0 "Q1" H 5800 1650 50  0000 L CNN
F 1 "PSMN5R2-60YLX" H 5800 1550 50  0000 L CNN
F 2 "LibreSolar:5X6_MOSFET" H 5800 1700 50  0001 C CNN
F 3 "" H 5600 1600 50  0001 C CNN
F 4 "Nexperia" H -400 -200 50  0001 C CNN "Manufacturer"
F 5 "PSMN5R2-60YLX" H -400 -200 50  0001 C CNN "PartNumber"
F 6 "Alternative: BUK9Y6R0-60E" H 0   0   50  0001 C CNN "Remarks"
	1    5600 1600
	1    0    0    -1  
$EndComp
$Comp
L Project:Q_NMOS Q4
U 1 1 58C40039
P 5600 2300
F 0 "Q4" H 5800 2350 50  0000 L CNN
F 1 "PSMN5R2-60YLX" H 5800 2250 50  0000 L CNN
F 2 "LibreSolar:5X6_MOSFET" H 5800 2400 50  0001 C CNN
F 3 "" H 5600 2300 50  0001 C CNN
F 4 "Nexperia" H -400 -200 50  0001 C CNN "Manufacturer"
F 5 "PSMN5R2-60YLX" H -400 -200 50  0001 C CNN "PartNumber"
F 6 "Alternative: BUK9Y6R0-60E" H 0   0   50  0001 C CNN "Remarks"
	1    5600 2300
	1    0    0    -1  
$EndComp
$Comp
L Project:Q_NMOS Q2
U 1 1 58C41D81
P 2900 2200
AR Path="/58C41D81" Ref="Q2"  Part="1" 
AR Path="/58A68DC9/58C41D81" Ref="Q2"  Part="1" 
F 0 "Q2" H 3100 2250 50  0000 L CNN
F 1 "PSMN5R2-60YLX" H 3100 2150 50  0000 L CNN
F 2 "LibreSolar:5X6_MOSFET" H 3100 2300 50  0001 C CNN
F 3 "" H 2900 2200 50  0001 C CNN
F 4 "Nexperia" H 300 -250 50  0001 C CNN "Manufacturer"
F 5 "PSMN5R2-60YLX" H 300 -250 50  0001 C CNN "PartNumber"
F 6 "Alternative: BUK9Y6R0-60E" H 0   0   50  0001 C CNN "Remarks"
	1    2900 2200
	0    -1   -1   0   
$EndComp
$Comp
L LibreSolar:Q_PMOS Q3
U 1 1 58C43871
P 8400 4200
F 0 "Q3" H 8600 4250 50  0000 L CNN
F 1 "BSC084P03NS3" H 8600 4150 50  0000 L CNN
F 2 "LibreSolar:5X6_MOSFET" H 8600 4300 50  0001 C CNN
F 3 "" H 8400 4200 50  0001 C CNN
F 4 "Infineon" H 4850 -1600 50  0001 C CNN "Manufacturer"
F 5 "BSC084P03NS3GATMA1" H 4850 -1600 50  0001 C CNN "PartNumber"
F 6 "Alternative: SI7149ADP-T1-GE3" H 0   0   50  0001 C CNN "Remarks"
	1    8400 4200
	0    1    -1   0   
$EndComp
Text Notes 1350 2150 0    50   ~ 0
Solar Panel\nVoltage: 16-55 V
Text Notes 6000 950  0    100  ~ 0
DC/DC power stage
Text Notes 8800 3700 0    100  ~ 0
Load output
Text Notes 4700 3600 0    100  ~ 0
MOSFET driver
Text Notes 7100 6400 0    50   ~ 0
If not stated otherwise, all MLCC 50V X7R
Text Notes 9875 5675 0    50   ~ 0
MKDS_5/2-9,52
Text Notes 1200 1200 0    50   ~ 0
MKDS_5/2-9,52
Text Notes 9250 2650 0    50   ~ 0
MKDS_5/2-9,52
Text Label 6350 4700 2    50   ~ 0
LS_DRV
Text Label 4650 1600 0    50   ~ 0
HS_DRV
Text Label 6350 4400 2    50   ~ 0
HS_DRV
Text Label 4550 2300 0    50   ~ 0
LS_DRV
Text Label 6350 4600 2    50   ~ 0
SW_NODE
Text Label 5950 1900 0    50   ~ 0
SW_NODE
Text Label 1850 1700 0    50   ~ 0
SOLAR-
Text Label 1850 1500 0    50   ~ 0
SOLAR+
Text Label 8900 1900 0    50   ~ 0
BAT+
$Comp
L Project:CP C1
U 1 1 59108F15
P 3500 1600
F 0 "C1" H 3525 1675 50  0000 L CNN
F 1 "1200u" H 3525 1525 50  0000 L CNN
F 2 "LibreSolar:CP_Radial_L31.5mm_D16.0mm_P7.50mm_horizontal" H 3525 1375 50  0001 L CNN
F 3 "" H 3525 1675 50  0000 C CNN
F 4 "United Chemi-Con" H 100 -200 50  0001 C CNN "Manufacturer"
F 5 "EKYB630ELL122MLN3S" H 100 -200 50  0001 C CNN "PartNumber"
F 6 "63V, 3.0A, 16x31.5" H -100 -500 60  0001 C CNN "Remarks"
	1    3500 1600
	1    0    0    -1  
$EndComp
Wire Wire Line
	8650 1900 8800 1900
Wire Wire Line
	2600 1500 2600 1200
Wire Wire Line
	7150 1900 7400 1900
Wire Wire Line
	6100 2800 6100 2700
Wire Wire Line
	4100 2100 4100 1700
Wire Wire Line
	3800 2100 3800 1700
Wire Wire Line
	5950 4400 6350 4400
Wire Wire Line
	5950 4700 6350 4700
Wire Wire Line
	4550 2300 4900 2300
Wire Wire Line
	7700 5100 7800 5100
Wire Wire Line
	2600 2100 2600 1700
Wire Wire Line
	6600 4600 6600 4550
Wire Wire Line
	5350 4400 4900 4400
Wire Wire Line
	5350 4500 4900 4500
Wire Wire Line
	7350 5100 7500 5100
Wire Wire Line
	2200 1200 2200 1500
Wire Wire Line
	2200 1500 1750 1500
Wire Wire Line
	1750 1700 2200 1700
Wire Wire Line
	2200 1700 2200 2100
Wire Wire Line
	5950 4600 6600 4600
Wire Wire Line
	4100 1200 4100 1500
Wire Wire Line
	3800 1500 3800 1200
Wire Wire Line
	3300 2200 3300 2100
Wire Wire Line
	3300 2400 3300 2500
Wire Wire Line
	10000 5200 9900 5200
Wire Wire Line
	9100 1900 9100 2200
Wire Wire Line
	9100 2400 9200 2400
Wire Wire Line
	9100 2200 9200 2200
Wire Wire Line
	5700 1200 5700 1400
Wire Wire Line
	5200 2300 5300 2300
Wire Wire Line
	5300 2500 5300 2300
Wire Wire Line
	3700 2500 5300 2500
Wire Wire Line
	5700 1800 5700 1900
Wire Wire Line
	5700 2700 5700 2500
Wire Wire Line
	2900 2400 2900 2500
Wire Wire Line
	2900 2500 3300 2500
Connection ~ 2600 1200
Connection ~ 6100 2700
Connection ~ 4100 2100
Connection ~ 3800 2100
Connection ~ 3300 2100
Connection ~ 3300 2500
Connection ~ 2600 2100
Connection ~ 4100 1200
Connection ~ 3800 1200
Connection ~ 5300 2300
Connection ~ 5700 1900
Wire Wire Line
	9100 2700 9100 2400
Wire Wire Line
	3500 1500 3500 1200
Connection ~ 3500 1200
Wire Wire Line
	3500 1700 3500 2100
Connection ~ 3500 2100
Wire Wire Line
	7400 2200 7400 1900
Connection ~ 7400 1900
Wire Wire Line
	7400 2400 7400 2700
Connection ~ 7400 2700
Wire Wire Line
	5700 2700 6100 2700
$Comp
L Project:D_Zener D5
U 1 1 5A2D4B0C
P 9100 5200
F 0 "D5" V 9054 5268 50  0000 L CNN
F 1 "SMBJ24A" V 9145 5268 50  0000 L CNN
F 2 "LibreSolar:D_SMB" V 9100 5200 50  0001 C CNN
F 3 "https://en.wikipedia.org/wiki/Zener_diode" V 9100 5200 50  0001 C CNN
F 4 "Bourns" H 9100 5200 60  0001 C CNN "Manufacturer"
F 5 "SMBJ24A" H 9100 5200 60  0001 C CNN "PartNumber"
	1    9100 5200
	0    1    1    0   
$EndComp
Wire Wire Line
	9900 5200 9900 5000
Wire Wire Line
	7200 4100 7350 4100
Wire Wire Line
	9100 5100 9100 5000
Wire Wire Line
	9100 5300 9100 5400
Connection ~ 9100 5400
$Comp
L Project:C C7
U 1 1 5A2E653B
P 8800 2300
F 0 "C7" H 8820 2370 50  0000 L CNN
F 1 "10n" H 8820 2230 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 8800 2300 50  0001 C CNN
F 3 "" H 8800 2300 50  0000 C CNN
F 4 "Murata" H 6700 550 50  0001 C CNN "Manufacturer"
F 5 "GCM188R72A103KA37D" H 6700 550 50  0001 C CNN "PartNumber"
F 6 "100V, X7R" H -600 -500 60  0001 C CNN "Remarks"
	1    8800 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	8800 2200 8800 1900
Connection ~ 8800 1900
Wire Wire Line
	8800 2400 8800 2700
Connection ~ 8800 2700
$Comp
L Project:C C27
U 1 1 5A314523
P 9600 5200
F 0 "C27" H 9620 5270 50  0000 L CNN
F 1 "10n" H 9620 5130 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 9600 5200 50  0001 C CNN
F 3 "" H 9600 5200 50  0000 C CNN
F 4 "Murata" H 7500 3450 50  0001 C CNN "Manufacturer"
F 5 "GCM188R72A103KA37D" H 7500 3450 50  0001 C CNN "PartNumber"
F 6 "100V, X7R" H 3900 -500 60  0001 C CNN "Remarks"
	1    9600 5200
	1    0    0    -1  
$EndComp
Wire Wire Line
	9600 5100 9600 5000
Connection ~ 9600 5000
Wire Wire Line
	9600 5300 9600 5400
Connection ~ 9600 5400
$Comp
L Project:C C28
U 1 1 5A336B6E
P 8700 4300
F 0 "C28" H 8720 4370 50  0000 L CNN
F 1 "10n" H 8720 4230 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 8700 4300 50  0001 C CNN
F 3 "" H 8700 4300 50  0000 C CNN
F 4 "Murata" H 6600 2550 50  0001 C CNN "Manufacturer"
F 5 "GCM188R72A103KA37D" H 6600 2550 50  0001 C CNN "PartNumber"
F 6 "100V (not needed), X7R" H 4600 -900 50  0001 C CNN "Remarks"
	1    8700 4300
	1    0    0    -1  
$EndComp
Wire Wire Line
	4100 2100 4400 2100
Wire Wire Line
	3800 2100 4100 2100
Wire Wire Line
	3300 2100 3500 2100
Wire Wire Line
	3300 2500 3500 2500
Wire Wire Line
	2600 2100 2700 2100
Wire Wire Line
	3800 1200 4100 1200
Wire Wire Line
	5300 2300 5350 2300
Wire Wire Line
	5700 1900 5700 2100
Wire Wire Line
	7400 1900 7550 1900
Wire Wire Line
	7400 2700 7700 2700
Wire Wire Line
	9100 5000 9350 5000
Wire Wire Line
	9100 5400 9600 5400
Wire Wire Line
	8800 1900 9100 1900
Wire Wire Line
	8800 2700 9100 2700
Wire Wire Line
	9600 5000 9900 5000
Wire Wire Line
	9600 5400 10000 5400
$Comp
L Project:LM5109BMA U1
U 1 1 5AE93CED
P 5650 4500
AR Path="/5AE93CED" Ref="U1"  Part="1" 
AR Path="/58A68DC9/5AE93CED" Ref="U1"  Part="1" 
F 0 "U1" H 5500 4850 50  0000 C CNN
F 1 "LM5109BMA" H 5900 4100 50  0000 C CNN
F 2 "LibreSolar:SOIC-8_3.9x4.9mm_Pitch1.27mm" H 5650 4500 50  0001 C CIN
F 3 "http://www.ti.com/lit/ds/symlink/lm5109b.pdf" H 5650 4500 50  0001 C CNN
F 4 "Texas Instruments" H 5650 4500 50  0001 C CNN "Manufacturer"
F 5 "LM5109BMAX/NOPB" H 5650 4500 50  0001 C CNN "PartNumber"
	1    5650 4500
	1    0    0    -1  
$EndComp
Wire Wire Line
	5200 4900 5200 5000
$Comp
L power:GND #PWR0105
U 1 1 5AE9903F
P 5650 5000
F 0 "#PWR0105" H 5650 4750 50  0001 C CNN
F 1 "GND" H 5650 4850 50  0000 C CNN
F 2 "" H 5650 5000 50  0000 C CNN
F 3 "" H 5650 5000 50  0000 C CNN
	1    5650 5000
	1    0    0    -1  
$EndComp
Wire Wire Line
	5650 4000 5650 4100
Wire Wire Line
	5650 4900 5650 5000
$Comp
L Project:D D4
U 1 1 5AEC11C1
P 6000 4000
F 0 "D4" H 6000 3795 50  0000 C CNN
F 1 "1N4148" H 6000 3886 50  0000 C CNN
F 2 "LibreSolar:D_SOD-123" V 6000 4000 50  0001 C CNN
F 3 "" V 6000 4000 50  0001 C CNN
F 4 "Diodes Inc." H -3450 -700 50  0001 C CNN "Manufacturer"
F 5 "1N4148W-7-F" H -3450 -700 50  0001 C CNN "PartNumber"
	1    6000 4000
	-1   0    0    1   
$EndComp
$Comp
L Project:C C37
U 1 1 5B0341F1
P 7700 2300
F 0 "C37" H 7720 2370 50  0000 L CNN
F 1 "10n" H 7720 2230 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 7700 2300 50  0001 C CNN
F 3 "" H 7700 2300 50  0000 C CNN
F 4 "Murata" H 5600 550 50  0001 C CNN "Manufacturer"
F 5 "GCM188R72A103KA37D" H 5600 550 50  0001 C CNN "PartNumber"
F 6 "100V, X7R" H -1700 -500 60  0001 C CNN "Remarks"
	1    7700 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	7700 1900 7700 2200
Connection ~ 7700 1900
Wire Wire Line
	7700 2400 7700 2700
Connection ~ 7700 2700
Wire Wire Line
	5200 3900 5200 4000
Wire Wire Line
	6100 4000 6250 4000
Wire Wire Line
	5650 4000 5200 4000
Connection ~ 5650 4000
Connection ~ 5200 4000
Wire Wire Line
	5200 4000 5200 4700
$Comp
L Project:D_Schottky D6
U 1 1 5B0C15EC
P 5100 2100
F 0 "D6" H 5100 2305 50  0000 C CNN
F 1 "SS14FL" H 5100 2214 50  0000 C CNN
F 2 "LibreSolar:D_SOD-123" V 5100 2100 50  0001 C CNN
F 3 "" V 5100 2100 50  0001 C CNN
F 4 "ON Semiconductor" H 5100 2100 50  0001 C CNN "Manufacturer"
F 5 "SS14FL" H 5100 2100 50  0001 C CNN "PartNumber"
F 6 "Alternative: Nexperia PMEG4010EGWX" H 0   0   50  0001 C CNN "Remarks"
F 7 "X" H 5100 2100 150 0000 C CNN "DNF"
F 8 "+test" H 5100 2100 50  0001 C CNN "Config"
	1    5100 2100
	1    0    0    -1  
$EndComp
Wire Wire Line
	5000 2100 4900 2100
Wire Wire Line
	4900 2100 4900 2300
Connection ~ 4900 2300
Wire Wire Line
	4900 2300 5000 2300
Wire Wire Line
	5200 2100 5350 2100
Wire Wire Line
	5350 2100 5350 2300
Connection ~ 5350 2300
Wire Wire Line
	5350 2300 5400 2300
Wire Wire Line
	7200 4100 7200 4000
$Comp
L power:+12V #PWR0113
U 1 1 5B0FB741
P 7200 4000
F 0 "#PWR0113" H 7200 3850 50  0001 C CNN
F 1 "+12V" H 7215 4173 50  0000 C CNN
F 2 "" H 7200 4000 50  0001 C CNN
F 3 "" H 7200 4000 50  0001 C CNN
	1    7200 4000
	1    0    0    -1  
$EndComp
$Comp
L power:+12V #PWR0116
U 1 1 5B0EFA22
P 8300 1600
F 0 "#PWR0116" H 8300 1450 50  0001 C CNN
F 1 "+12V" H 8315 1773 50  0000 C CNN
F 2 "" H 8300 1600 50  0001 C CNN
F 3 "" H 8300 1600 50  0001 C CNN
	1    8300 1600
	1    0    0    -1  
$EndComp
Text GLabel 7350 5100 0    50   Input ~ 0
LOAD_EN
Text GLabel 4700 4400 0    50   Input ~ 0
PWM_HS
Text GLabel 4700 4500 0    50   Input ~ 0
PWM_LS
$Comp
L power:GND #PWR?
U 1 1 5B4C2B95
P 3100 4700
AR Path="/58E22D17/5B4C2B95" Ref="#PWR?"  Part="1" 
AR Path="/58A68DC9/5B4C2B95" Ref="#PWR029"  Part="1" 
F 0 "#PWR029" H 3100 4450 50  0001 C CNN
F 1 "GND" H 3100 4550 50  0000 C CNN
F 2 "" H 3100 4700 50  0000 C CNN
F 3 "" H 3100 4700 50  0000 C CNN
	1    3100 4700
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5B4C2B9B
P 2800 4700
AR Path="/58E22D17/5B4C2B9B" Ref="#PWR?"  Part="1" 
AR Path="/58A68DC9/5B4C2B9B" Ref="#PWR032"  Part="1" 
F 0 "#PWR032" H 2800 4450 50  0001 C CNN
F 1 "GND" H 2800 4550 50  0000 C CNN
F 2 "" H 2800 4700 50  0000 C CNN
F 3 "" H 2800 4700 50  0000 C CNN
	1    2800 4700
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5B4C2BA1
P 6100 6900
AR Path="/58E22D17/5B4C2BA1" Ref="#PWR?"  Part="1" 
AR Path="/58A68DC9/5B4C2BA1" Ref="#PWR049"  Part="1" 
F 0 "#PWR049" H 6100 6650 50  0001 C CNN
F 1 "GND" H 6100 6750 50  0000 C CNN
F 2 "" H 6100 6900 50  0000 C CNN
F 3 "" H 6100 6900 50  0000 C CNN
	1    6100 6900
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5B4C2BA7
P 5800 6900
AR Path="/58E22D17/5B4C2BA7" Ref="#PWR?"  Part="1" 
AR Path="/58A68DC9/5B4C2BA7" Ref="#PWR051"  Part="1" 
F 0 "#PWR051" H 5800 6650 50  0001 C CNN
F 1 "GND" H 5800 6750 50  0000 C CNN
F 2 "" H 5800 6900 50  0000 C CNN
F 3 "" H 5800 6900 50  0000 C CNN
	1    5800 6900
	1    0    0    -1  
$EndComp
$Comp
L Project:R R?
U 1 1 5B4C2BAF
P 5800 6700
AR Path="/58E22D17/5B4C2BAF" Ref="R?"  Part="1" 
AR Path="/58A68DC9/5B4C2BAF" Ref="R27"  Part="1" 
F 0 "R27" V 5725 6700 50  0000 C CNN
F 1 "5.6k" V 5875 6700 50  0000 C CNN
F 2 "LibreSolar:R_0603_1608" V 5625 6600 50  0001 C CNN
F 3 "" H 5800 6700 50  0000 C CNN
F 4 "Yageo" H -1850 900 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-075K6L" H -1850 900 50  0001 C CNN "PartNumber"
	1    5800 6700
	1    0    0    -1  
$EndComp
$Comp
L Project:R R?
U 1 1 5B4C2BB8
P 5800 6300
AR Path="/58E22D17/5B4C2BB8" Ref="R?"  Part="1" 
AR Path="/58A68DC9/5B4C2BB8" Ref="R25"  Part="1" 
F 0 "R25" V 5725 6300 50  0000 C CNN
F 1 "100k" V 5875 6300 50  0000 C CNN
F 2 "LibreSolar:R_0603_1608" V 5625 6200 50  0001 C CNN
F 3 "" H 5800 6300 50  0000 C CNN
F 4 "Yageo" H -1850 1000 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-07100KL" H -1850 1000 50  0001 C CNN "PartNumber"
	1    5800 6300
	1    0    0    -1  
$EndComp
$Comp
L Project:R R?
U 1 1 5B4C2BC1
P 2800 4100
AR Path="/58E22D17/5B4C2BC1" Ref="R?"  Part="1" 
AR Path="/58A68DC9/5B4C2BC1" Ref="R24"  Part="1" 
F 0 "R24" V 2725 4100 50  0000 C CNN
F 1 "100k" V 2875 4100 50  0000 C CNN
F 2 "LibreSolar:R_0603_1608" V 2625 4000 50  0001 C CNN
F 3 "" H 2800 4100 50  0000 C CNN
F 4 "Yageo" H -3650 -1200 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-07100KL" H -3650 -1200 50  0001 C CNN "PartNumber"
	1    2800 4100
	1    0    0    -1  
$EndComp
$Comp
L Project:R R?
U 1 1 5B4C2BCA
P 2800 4500
AR Path="/58E22D17/5B4C2BCA" Ref="R?"  Part="1" 
AR Path="/58A68DC9/5B4C2BCA" Ref="R26"  Part="1" 
F 0 "R26" V 2725 4500 50  0000 C CNN
F 1 "5.6k" V 2875 4500 50  0000 C CNN
F 2 "LibreSolar:R_0603_1608" V 2625 4400 50  0001 C CNN
F 3 "" H 2800 4500 50  0000 C CNN
F 4 "Yageo" H -3650 -1300 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-075K6L" H -3650 -1300 50  0001 C CNN "PartNumber"
	1    2800 4500
	1    0    0    -1  
$EndComp
$Comp
L Project:C C?
U 1 1 5B4C2BD4
P 6100 6700
AR Path="/58E22D17/5B4C2BD4" Ref="C?"  Part="1" 
AR Path="/58A68DC9/5B4C2BD4" Ref="C18"  Part="1" 
F 0 "C18" H 6125 6775 50  0000 L CNN
F 1 "10n" H 6125 6625 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 6100 6500 50  0001 C CNN
F 3 "" H 6125 6775 50  0000 C CNN
F 4 "Murata" H -1200 900 50  0001 C CNN "Manufacturer"
F 5 "GCM188R72A103KA37D" H -1200 900 50  0001 C CNN "PartNumber"
F 6 "100V (not needed), X7R" H -1900 1100 50  0001 C CNN "Remarks"
	1    6100 6700
	1    0    0    -1  
$EndComp
$Comp
L Project:C C?
U 1 1 5B4C2BDE
P 3100 4500
AR Path="/58E22D17/5B4C2BDE" Ref="C?"  Part="1" 
AR Path="/58A68DC9/5B4C2BDE" Ref="C17"  Part="1" 
F 0 "C17" H 3125 4575 50  0000 L CNN
F 1 "10n" H 3125 4425 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 3100 4300 50  0001 C CNN
F 3 "" H 3125 4575 50  0000 C CNN
F 4 "Murata" H -3050 -1300 50  0001 C CNN "Manufacturer"
F 5 "GCM188R72A103KA37D" H -3050 -1300 50  0001 C CNN "PartNumber"
F 6 "100V (not needed), X7R" H -3700 -1100 50  0001 C CNN "Remarks"
	1    3100 4500
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5B4C2C0C
P 3600 6300
AR Path="/58E22D17/5B4C2C0C" Ref="#PWR?"  Part="1" 
AR Path="/58A68DC9/5B4C2C0C" Ref="#PWR028"  Part="1" 
F 0 "#PWR028" H 3600 6050 50  0001 C CNN
F 1 "GND" H 3600 6150 50  0000 C CNN
F 2 "" H 3600 6300 50  0000 C CNN
F 3 "" H 3600 6300 50  0000 C CNN
	1    3600 6300
	1    0    0    -1  
$EndComp
$Comp
L Project:C C?
U 1 1 5B4C2C15
P 3600 6100
AR Path="/58E22D17/5B4C2C15" Ref="C?"  Part="1" 
AR Path="/58A68DC9/5B4C2C15" Ref="C13"  Part="1" 
F 0 "C13" H 3625 6200 50  0000 L CNN
F 1 "1n" H 3625 6000 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 3638 5950 50  0001 C CNN
F 3 "" H 3600 6100 50  0001 C CNN
F 4 "Murata" H -6750 1900 50  0001 C CNN "Manufacturer"
F 5 "GRM1885C2A102JA01D" H -6750 1900 50  0001 C CNN "PartNumber"
F 6 "NP0/C0G" H -6100 3500 50  0001 C CNN "Remarks"
	1    3600 6100
	1    0    0    -1  
$EndComp
$Comp
L Project:C C?
U 1 1 5B4C2C1E
P 2300 5900
AR Path="/58E22D17/5B4C2C1E" Ref="C?"  Part="1" 
AR Path="/58A68DC9/5B4C2C1E" Ref="C9"  Part="1" 
F 0 "C9" H 2320 5970 50  0000 L CNN
F 1 "100n" H 2320 5830 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 2300 5900 50  0001 C CNN
F 3 "" H 2300 5900 50  0000 C CNN
F 4 "Yageo" H -600 -475 50  0001 C CNN "Manufacturer"
F 5 "CC0603KRX7R9BB104" H -600 -475 50  0001 C CNN "PartNumber"
	1    2300 5900
	0    -1   -1   0   
$EndComp
$Comp
L Project:C C?
U 1 1 5B4C2C28
P 3600 6800
AR Path="/58E22D17/5B4C2C28" Ref="C?"  Part="1" 
AR Path="/58A68DC9/5B4C2C28" Ref="C11"  Part="1" 
F 0 "C11" H 3620 6870 50  0000 L CNN
F 1 "1n" H 3620 6730 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 3600 6800 50  0001 C CNN
F 3 "" H 3600 6800 50  0000 C CNN
F 4 "Murata" H -150 -300 50  0001 C CNN "Manufacturer"
F 5 "GRM1885C2A102JA01D" H -150 -300 50  0001 C CNN "PartNumber"
F 6 "NP0/C0G" H -2100 4200 50  0001 C CNN "Remarks"
	1    3600 6800
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5B4C2C2F
P 3600 7000
AR Path="/58E22D17/5B4C2C2F" Ref="#PWR?"  Part="1" 
AR Path="/58A68DC9/5B4C2C2F" Ref="#PWR026"  Part="1" 
F 0 "#PWR026" H 3600 6750 50  0001 C CNN
F 1 "GND" H 3600 6850 50  0000 C CNN
F 2 "" H 3600 7000 50  0000 C CNN
F 3 "" H 3600 7000 50  0000 C CNN
	1    3600 7000
	1    0    0    -1  
$EndComp
$Comp
L Project:R R?
U 1 1 5B4C2C49
P 3400 6600
AR Path="/58E22D17/5B4C2C49" Ref="R?"  Part="1" 
AR Path="/58A68DC9/5B4C2C49" Ref="R11"  Part="1" 
F 0 "R11" V 3330 6600 50  0000 C CNN
F 1 "470" V 3470 6600 50  0000 C CNN
F 2 "LibreSolar:R_0603_1608" H 3400 6600 50  0001 C CNN
F 3 "" H 3400 6600 50  0000 C CNN
F 4 "Yageo" H -50 -150 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-07470RL" H -50 -150 50  0001 C CNN "PartNumber"
	1    3400 6600
	0    -1   1    0   
$EndComp
$Comp
L Project:R R?
U 1 1 5B4C2C88
P 3400 5900
AR Path="/58E22D17/5B4C2C88" Ref="R?"  Part="1" 
AR Path="/58A68DC9/5B4C2C88" Ref="R20"  Part="1" 
F 0 "R20" V 3330 5900 50  0000 C CNN
F 1 "470" V 3470 5900 50  0000 C CNN
F 2 "LibreSolar:R_0603_1608" H 3400 5900 50  0001 C CNN
F 3 "" H 3400 5900 50  0000 C CNN
F 4 "Yageo" H -6700 2050 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-07470RL" H -6700 2050 50  0001 C CNN "PartNumber"
	1    3400 5900
	0    -1   1    0   
$EndComp
Text Notes 1700 5400 0    100  ~ 0
Current sense amplifier
Text Notes 2800 3200 0    100  ~ 0
Solar voltage
Text Notes 3800 7600 0    50   ~ 0
Diff. amp. reference\ndefined by DAC pin\ninstead of GND: variable\nzero current set point
Wire Wire Line
	5800 6100 5800 6200
Wire Wire Line
	3100 4600 3100 4700
Wire Wire Line
	6100 6800 6100 6900
Wire Wire Line
	2800 4600 2800 4700
Wire Wire Line
	5800 6800 5800 6900
Wire Wire Line
	3600 6900 3600 7000
Wire Wire Line
	3600 6200 3600 6300
Wire Wire Line
	3600 5900 3600 6000
Wire Wire Line
	3500 6600 3600 6600
Wire Wire Line
	3600 6600 3600 6700
Wire Wire Line
	6100 6500 6100 6600
Wire Wire Line
	6100 6500 5800 6500
Wire Wire Line
	5800 6400 5800 6500
Wire Wire Line
	3100 4300 3100 4400
Wire Wire Line
	2800 4200 2800 4300
Connection ~ 3600 6600
Connection ~ 5800 6500
Connection ~ 2800 4300
$Comp
L Project:C C?
U 1 1 5B4C2CD0
P 3000 7200
AR Path="/58E22D17/5B4C2CD0" Ref="C?"  Part="1" 
AR Path="/58A68DC9/5B4C2CD0" Ref="C42"  Part="1" 
F 0 "C42" H 3020 7270 50  0000 L CNN
F 1 "100n" H 3020 7130 50  0000 L CNN
F 2 "LibreSolar:C_0603_1608" H 3000 7200 50  0001 C CNN
F 3 "" H 3000 7200 50  0000 C CNN
F 4 "Yageo" H -7350 3000 50  0001 C CNN "Manufacturer"
F 5 "CC0603KRX7R9BB104" H -7350 3000 50  0001 C CNN "PartNumber"
	1    3000 7200
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5B4C2CD9
P 3000 7350
AR Path="/58E22D17/5B4C2CD9" Ref="#PWR?"  Part="1" 
AR Path="/58A68DC9/5B4C2CD9" Ref="#PWR05"  Part="1" 
F 0 "#PWR05" H 3000 7100 50  0001 C CNN
F 1 "GND" H 3000 7200 50  0000 C CNN
F 2 "" H 3000 7350 50  0000 C CNN
F 3 "" H 3000 7350 50  0000 C CNN
	1    3000 7350
	1    0    0    -1  
$EndComp
Wire Wire Line
	3000 7300 3000 7350
Wire Wire Line
	3600 6600 3900 6600
Wire Wire Line
	5800 6500 5800 6600
Wire Wire Line
	2800 4300 2800 4400
$Comp
L power:+12V #PWR?
U 1 1 5B4C2D2B
P 5800 6100
AR Path="/58E22D17/5B4C2D2B" Ref="#PWR?"  Part="1" 
AR Path="/58A68DC9/5B4C2D2B" Ref="#PWR050"  Part="1" 
F 0 "#PWR050" H 5800 5950 50  0001 C CNN
F 1 "+12V" H 5815 6273 50  0000 C CNN
F 2 "" H 5800 6100 50  0001 C CNN
F 3 "" H 5800 6100 50  0001 C CNN
	1    5800 6100
	1    0    0    -1  
$EndComp
Text GLabel 4000 6600 2    50   Output ~ 0
I_LOAD
Text GLabel 4000 5900 2    50   Output ~ 0
I_DCDC
Text GLabel 3000 6900 1    50   Input ~ 0
DAC
Text Label 1400 3400 0    50   ~ 0
SOLAR+
Text GLabel 3300 4300 2    50   Output ~ 0
V_SOLAR
Text GLabel 6300 6500 2    50   Output ~ 0
V_BAT
Text Notes 5400 7500 0    50   ~ 0
Same voltage divider for V_SOLAR\nand V_BAT to use COMP1 for MCU\nwake-up when Vsolar > Vbat
Wire Wire Line
	2200 1200 2600 1200
Wire Wire Line
	2200 2100 2600 2100
Wire Wire Line
	3100 2100 3300 2100
Wire Wire Line
	2600 1200 3500 1200
Wire Wire Line
	8100 1900 8300 1900
Wire Wire Line
	7700 2700 8800 2700
Wire Wire Line
	7550 4100 7800 4100
$Comp
L power:GND #PWR0125
U 1 1 5B80A36F
P 7500 5500
F 0 "#PWR0125" H 7500 5250 50  0001 C CNN
F 1 "GND" H 7500 5350 50  0000 C CNN
F 2 "" H 7500 5500 50  0000 C CNN
F 3 "" H 7500 5500 50  0000 C CNN
	1    7500 5500
	1    0    0    -1  
$EndComp
Wire Wire Line
	7700 1900 7900 1900
Wire Wire Line
	8300 1600 8300 1700
Connection ~ 8300 1900
Wire Wire Line
	8300 1900 8450 1900
$Comp
L Project:INA2181 U6
U 1 1 5B836518
P 2100 6500
F 0 "U6" H 1800 6900 50  0000 C CNN
F 1 "INA2181" H 2300 6900 50  0000 C CNN
F 2 "LibreSolar:VSSOP-10_3.0x3.0mm_P0.5mm" H 2100 5600 50  0001 C CNN
F 3 "" H 1850 6900 50  0001 C CNN
F 4 "Texas Instruments" H 2100 5500 50  0001 C CNN "Manufacturer"
F 5 "INA2181A2IDGS" H 2100 6500 50  0001 C CNN "PartNumber"
F 6 "Gain 50" H 2100 6500 50  0001 C CNN "Remarks"
	1    2100 6500
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0126
U 1 1 5B837072
P 2100 5750
F 0 "#PWR0126" H 2100 5600 50  0001 C CNN
F 1 "+3.3V" H 2100 5890 50  0000 C CNN
F 2 "" H 2100 5750 50  0000 C CNN
F 3 "" H 2100 5750 50  0000 C CNN
	1    2100 5750
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0127
U 1 1 5B83941E
P 2100 7100
F 0 "#PWR0127" H 2100 6850 50  0001 C CNN
F 1 "GND" H 2100 6950 50  0000 C CNN
F 2 "" H 2100 7100 50  0000 C CNN
F 3 "" H 2100 7100 50  0000 C CNN
	1    2100 7100
	1    0    0    -1  
$EndComp
Wire Wire Line
	2100 6000 2100 5900
Wire Wire Line
	2100 7000 2100 7100
Wire Wire Line
	2200 5900 2100 5900
Connection ~ 2100 5900
Wire Wire Line
	2100 5900 2100 5750
$Comp
L power:GND #PWR0128
U 1 1 5B8BD5C5
P 2600 6000
F 0 "#PWR0128" H 2600 5750 50  0001 C CNN
F 1 "GND" H 2600 5850 50  0000 C CNN
F 2 "" H 2600 6000 50  0000 C CNN
F 3 "" H 2600 6000 50  0000 C CNN
	1    2600 6000
	1    0    0    -1  
$EndComp
Wire Wire Line
	2400 5900 2600 5900
Wire Wire Line
	2600 5900 2600 6000
Wire Wire Line
	1600 6400 1500 6400
Wire Wire Line
	1600 6300 1000 6300
Wire Wire Line
	1000 6300 1000 6150
$Comp
L power:+12V #PWR0129
U 1 1 5B91319F
P 1000 6150
F 0 "#PWR0129" H 1000 6000 50  0001 C CNN
F 1 "+12V" H 1015 6323 50  0000 C CNN
F 2 "" H 1000 6150 50  0001 C CNN
F 3 "" H 1000 6150 50  0001 C CNN
	1    1000 6150
	1    0    0    -1  
$EndComp
Wire Wire Line
	1000 6700 1600 6700
Wire Wire Line
	1000 6300 1000 6700
Connection ~ 1000 6300
Wire Wire Line
	1600 6600 1500 6600
Connection ~ 3600 5900
Wire Wire Line
	3600 5900 3900 5900
Wire Wire Line
	3500 5900 3600 5900
Wire Wire Line
	3300 5900 3000 5900
Wire Wire Line
	3000 5900 3000 6300
Wire Wire Line
	3000 6300 2600 6300
Wire Wire Line
	3000 7000 2700 7000
Wire Wire Line
	2700 7000 2700 6700
Wire Wire Line
	2700 6700 2600 6700
Wire Wire Line
	3000 7000 3000 7100
Wire Wire Line
	2700 6700 2700 6400
Wire Wire Line
	2700 6400 2600 6400
Connection ~ 2700 6700
Text GLabel 9350 4900 1    50   Input ~ 0
LOAD+
Wire Wire Line
	9350 4900 9350 5000
Connection ~ 9350 5000
Wire Wire Line
	9350 5000 9600 5000
Text GLabel 7550 1800 1    50   Input ~ 0
DCDC_OUT
Wire Wire Line
	7550 1800 7550 1900
Connection ~ 7550 1900
Wire Wire Line
	7550 1900 7700 1900
Text GLabel 1500 6400 0    50   Input ~ 0
DCDC_OUT
Wire Wire Line
	5700 1900 6500 1900
Wire Wire Line
	6100 2700 6500 2700
Wire Wire Line
	6500 2000 6500 1900
Connection ~ 6500 1900
Wire Wire Line
	6500 1900 6850 1900
Wire Wire Line
	6500 2200 6500 2400
Wire Wire Line
	6500 2600 6500 2700
Connection ~ 6500 2700
Wire Wire Line
	6500 2700 7400 2700
Wire Wire Line
	3500 1200 3800 1200
Wire Wire Line
	3500 2100 3800 2100
Wire Wire Line
	7500 5400 8100 5400
Wire Wire Line
	8600 4100 8700 4100
Wire Wire Line
	9100 4100 9100 5000
Connection ~ 9100 5000
$Comp
L Project:R R9
U 1 1 5B896499
P 8100 4300
F 0 "R9" V 8030 4300 50  0000 C CNN
F 1 "10k" V 8170 4300 50  0000 C CNN
F 2 "LibreSolar:R_0603_1608" H 8100 4300 50  0001 C CNN
F 3 "" H 8100 4300 50  0000 C CNN
F 4 "Yageo" H 5650 -1350 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-0710KL" H 5650 -1350 50  0001 C CNN "PartNumber"
	1    8100 4300
	1    0    0    1   
$EndComp
Wire Wire Line
	8100 4200 8100 4100
Connection ~ 8100 4100
Wire Wire Line
	8100 4100 8200 4100
Wire Wire Line
	8700 4200 8700 4100
Connection ~ 8700 4100
Wire Wire Line
	8700 4100 9100 4100
Wire Wire Line
	8700 4400 8700 4500
Wire Wire Line
	8700 4500 8400 4500
Wire Wire Line
	8100 4500 8100 4400
Wire Wire Line
	8400 4400 8400 4500
Connection ~ 8400 4500
Wire Wire Line
	8400 4500 8100 4500
Wire Wire Line
	8100 4800 8100 4900
Wire Wire Line
	8100 5300 8100 5400
Connection ~ 8100 5400
Wire Wire Line
	8100 5400 9100 5400
Wire Wire Line
	8100 4500 8100 4600
Connection ~ 8100 4500
Wire Wire Line
	7500 5400 7500 5500
Text Notes 9600 4600 0    50   ~ 0
High-side switch necessary, \notherwise e.g. in case of\na laptop powered by 12V and \nconnected to USB port\nGND current would continue \nthrough USB wire.
Text GLabel 7800 4000 1    50   Input ~ 0
LOAD_S
Wire Wire Line
	7800 4000 7800 4100
Connection ~ 7800 4100
Wire Wire Line
	7800 4100 8100 4100
Text GLabel 1500 6600 0    50   Input ~ 0
LOAD_S
$Comp
L Connector_Generic:Conn_01x02 J6
U 1 1 5B7FEC86
P 10350 2200
F 0 "J6" H 10350 2300 50  0000 C CNN
F 1 "PWR_12V" H 10350 2000 50  0000 C CNN
F 2 "Connector_JST:JST_XH_B02B-XH-A_1x02_P2.50mm_Vertical" H 10350 2200 50  0001 C CNN
F 3 "~" H 10350 2200 50  0001 C CNN
F 4 "JST" H 10350 2200 50  0001 C CNN "Manufacturer"
F 5 "B2B-XH-A (LF)(SN)" H 10350 2200 50  0001 C CNN "PartNumber"
	1    10350 2200
	-1   0    0    -1  
$EndComp
$Comp
L power:GND #PWR0114
U 1 1 5B7FEC8D
P 10850 2400
F 0 "#PWR0114" H 10850 2150 50  0001 C CNN
F 1 "GND" H 10850 2250 50  0000 C CNN
F 2 "" H 10850 2400 50  0000 C CNN
F 3 "" H 10850 2400 50  0000 C CNN
	1    10850 2400
	1    0    0    -1  
$EndComp
Text GLabel 10850 2100 1    50   Input ~ 0
LOAD_S
Wire Wire Line
	10550 2200 10850 2200
Wire Wire Line
	10850 2200 10850 2100
Wire Wire Line
	10550 2300 10850 2300
Wire Wire Line
	10850 2300 10850 2400
$Comp
L Connector:TestPoint_Probe TP4
U 1 1 5B8368AE
P 3900 5700
AR Path="/5B8368AE" Ref="TP4"  Part="1" 
AR Path="/58A68DC9/5B8368AE" Ref="TP4"  Part="1" 
F 0 "TP4" H 4053 5802 50  0000 L CNN
F 1 "Test_Point_Probe" H 4053 5711 50  0000 L CNN
F 2 "TestPoint:TestPoint_Pad_D1.0mm" H 4100 5700 50  0001 C CNN
F 3 "~" H 4100 5700 50  0001 C CNN
F 4 "+info" H -3900 -2000 50  0001 C CNN "Config"
	1    3900 5700
	1    0    0    -1  
$EndComp
$Comp
L Connector:TestPoint_Probe TP5
U 1 1 5B84CCB6
P 3900 6400
AR Path="/5B84CCB6" Ref="TP5"  Part="1" 
AR Path="/58A68DC9/5B84CCB6" Ref="TP5"  Part="1" 
F 0 "TP5" H 4053 6502 50  0000 L CNN
F 1 "Test_Point_Probe" H 4053 6411 50  0000 L CNN
F 2 "TestPoint:TestPoint_Pad_D1.0mm" H 4100 6400 50  0001 C CNN
F 3 "~" H 4100 6400 50  0001 C CNN
F 4 "+info" H -3900 -2000 50  0001 C CNN "Config"
	1    3900 6400
	1    0    0    -1  
$EndComp
Wire Wire Line
	3900 5700 3900 5900
Connection ~ 3900 5900
Wire Wire Line
	3900 5900 4000 5900
Wire Wire Line
	3900 6400 3900 6600
Connection ~ 3900 6600
Wire Wire Line
	3900 6600 4000 6600
$Comp
L Connector:TestPoint_Probe TP6
U 1 1 5B863612
P 2700 7400
AR Path="/5B863612" Ref="TP6"  Part="1" 
AR Path="/58A68DC9/5B863612" Ref="TP6"  Part="1" 
F 0 "TP6" H 2853 7502 50  0000 L CNN
F 1 "Test_Point_Probe" H 2853 7411 50  0000 L CNN
F 2 "TestPoint:TestPoint_Pad_D1.0mm" H 2900 7400 50  0001 C CNN
F 3 "~" H 2900 7400 50  0001 C CNN
F 4 "+info" H -3900 -1900 50  0001 C CNN "Config"
	1    2700 7400
	-1   0    0    1   
$EndComp
Wire Wire Line
	2700 7000 2700 7400
Connection ~ 2700 7000
$Comp
L Connector:TestPoint_Probe TP2
U 1 1 5B89D691
P 4900 4200
AR Path="/5B89D691" Ref="TP2"  Part="1" 
AR Path="/58A68DC9/5B89D691" Ref="TP2"  Part="1" 
F 0 "TP2" H 5053 4302 50  0000 L CNN
F 1 "Test_Point_Probe" H 5053 4211 50  0000 L CNN
F 2 "TestPoint:TestPoint_Pad_D1.0mm" H 5100 4200 50  0001 C CNN
F 3 "~" H 5100 4200 50  0001 C CNN
F 4 "+info" H -3200 -700 50  0001 C CNN "Config"
	1    4900 4200
	-1   0    0    -1  
$EndComp
$Comp
L Connector:TestPoint_Probe TP3
U 1 1 5B8C0747
P 4900 4700
AR Path="/5B8C0747" Ref="TP3"  Part="1" 
AR Path="/58A68DC9/5B8C0747" Ref="TP3"  Part="1" 
F 0 "TP3" H 5053 4802 50  0000 L CNN
F 1 "Test_Point_Probe" H 5053 4711 50  0000 L CNN
F 2 "TestPoint:TestPoint_Pad_D1.0mm" H 5100 4700 50  0001 C CNN
F 3 "~" H 5100 4700 50  0001 C CNN
F 4 "+info" H -3200 -700 50  0001 C CNN "Config"
	1    4900 4700
	-1   0    0    1   
$EndComp
Wire Wire Line
	4900 4500 4900 4700
Connection ~ 4900 4500
Wire Wire Line
	4900 4500 4700 4500
Wire Wire Line
	4900 4200 4900 4400
Connection ~ 4900 4400
Wire Wire Line
	4900 4400 4700 4400
$Comp
L Connector:TestPoint_Probe TP1
U 1 1 5B7E776B
P 8400 1700
AR Path="/5B7E776B" Ref="TP1"  Part="1" 
AR Path="/58A68DC9/5B7E776B" Ref="TP1"  Part="1" 
F 0 "TP1" H 8553 1802 50  0000 L CNN
F 1 "Test_Point_Probe" H 8553 1711 50  0000 L CNN
F 2 "TestPoint:TestPoint_Pad_D1.0mm" H 8600 1700 50  0001 C CNN
F 3 "~" H 8600 1700 50  0001 C CNN
F 4 "+info" H -600 -500 50  0001 C CNN "Config"
	1    8400 1700
	1    0    0    -1  
$EndComp
Wire Wire Line
	8400 1700 8300 1700
Connection ~ 8300 1700
Wire Wire Line
	8300 1700 8300 1900
Wire Wire Line
	4400 2700 5700 2700
Wire Wire Line
	4400 2100 4400 2700
Connection ~ 5700 2700
$Comp
L Transistor_BJT:BC817 T1
U 1 1 58ACF046
P 8000 5100
F 0 "T1" H 8200 5175 50  0000 L CNN
F 1 "MMBT3904" H 8200 5100 50  0000 L CNN
F 2 "LibreSolar:SOT-23" H 8200 5025 50  0001 L CIN
F 3 "" H 8000 5100 50  0001 L CNN
F 4 "Diodes Inc." H 5250 -300 50  0001 C CNN "Manufacturer"
F 5 "MMBT3904-7-F" H 5250 -300 50  0001 C CNN "PartNumber"
	1    8000 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	2600 6600 3300 6600
Connection ~ 3000 7000
Wire Wire Line
	3000 6900 3000 7000
Text GLabel 4700 3900 0    50   Input ~ 0
DCDC_OUT
Wire Wire Line
	4100 1200 5700 1200
Wire Wire Line
	5650 4000 5900 4000
$Comp
L Device:Q_PMOS_GSD Q?
U 1 1 5CA90B61
P 2400 3500
AR Path="/58C18D5C/5CA90B61" Ref="Q?"  Part="1" 
AR Path="/58A68DC9/5CA90B61" Ref="Q7"  Part="1" 
F 0 "Q7" H 2605 3454 50  0000 L CNN
F 1 "BSS83P" H 2605 3545 50  0000 L CNN
F 2 "LibreSolar:SOT-23" H 2600 3600 50  0001 C CNN
F 3 "~" H 2400 3500 50  0001 C CNN
F 4 "Infineon" H 2400 3500 50  0001 C CNN "Manufacturer"
F 5 "BSS83P H6327" H 2400 3500 50  0001 C CNN "PartNumber"
	1    2400 3500
	0    1    -1   0   
$EndComp
Text GLabel 1400 4400 0    50   Input ~ 0
V_SOLAR_EN
Wire Wire Line
	2800 3400 2600 3400
Wire Wire Line
	2800 3400 2800 4000
Wire Wire Line
	2400 3700 2400 3800
Wire Wire Line
	1400 3400 2100 3400
Wire Wire Line
	2100 3400 2100 3500
Connection ~ 2100 3400
Wire Wire Line
	2100 3400 2200 3400
Wire Wire Line
	2100 3800 2100 3700
Wire Wire Line
	2100 3800 2400 3800
$Comp
L Transistor_BJT:BC817 T2
U 1 1 5CB4BB5E
P 2000 4400
F 0 "T2" H 2200 4475 50  0000 L CNN
F 1 "MMBT3904" H 2200 4400 50  0000 L CNN
F 2 "LibreSolar:SOT-23" H 2200 4325 50  0001 L CIN
F 3 "" H 2000 4400 50  0001 L CNN
F 4 "Diodes Inc." H -750 -1000 50  0001 C CNN "Manufacturer"
F 5 "MMBT3904-7-F" H -750 -1000 50  0001 C CNN "PartNumber"
	1    2000 4400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5CB51653
P 2100 4700
AR Path="/58E22D17/5CB51653" Ref="#PWR?"  Part="1" 
AR Path="/58A68DC9/5CB51653" Ref="#PWR042"  Part="1" 
F 0 "#PWR042" H 2100 4450 50  0001 C CNN
F 1 "GND" H 2100 4550 50  0000 C CNN
F 2 "" H 2100 4700 50  0000 C CNN
F 3 "" H 2100 4700 50  0000 C CNN
	1    2100 4700
	1    0    0    -1  
$EndComp
$Comp
L Project:R R31
U 1 1 5CB56A41
P 1600 4400
F 0 "R31" V 1530 4400 50  0000 C CNN
F 1 "10k" V 1670 4400 50  0000 C CNN
F 2 "LibreSolar:R_0603_1608" H 1600 4400 50  0001 C CNN
F 3 "" H 1600 4400 50  0000 C CNN
F 4 "Yageo" H -425 -1000 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-0710KL" H -425 -1000 50  0001 C CNN "PartNumber"
	1    1600 4400
	0    1    1    0   
$EndComp
Wire Wire Line
	2100 3800 2100 3900
Connection ~ 2100 3800
Wire Wire Line
	2100 4600 2100 4700
Wire Wire Line
	1800 4400 1700 4400
Wire Wire Line
	1500 4400 1400 4400
Text Notes 5400 5700 0    100  ~ 0
Battery voltage
Wire Wire Line
	2800 4300 3100 4300
Wire Wire Line
	3100 4300 3300 4300
Connection ~ 3100 4300
Wire Wire Line
	2100 4100 2100 4200
Text Notes 3100 3800 0    50   ~ 0
PMOS for protection\nof MCU pins if PV\npanel is connected\nbefore battery
Wire Wire Line
	6100 6500 6300 6500
Connection ~ 6100 6500
$Comp
L Project:R R32
U 1 1 5CDF3ADD
P 2100 3600
F 0 "R32" V 2030 3600 50  0000 C CNN
F 1 "24.9k" V 2170 3600 50  0000 C CNN
F 2 "LibreSolar:R_0603_1608" H 2100 3600 50  0001 C CNN
F 3 "" H 2100 3600 50  0000 C CNN
F 4 "Yageo" H -1100 1050 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-0724K9L" H -1100 1050 50  0001 C CNN "PartNumber"
	1    2100 3600
	1    0    0    -1  
$EndComp
$Comp
L Project:R R36
U 1 1 5CDF46A5
P 2100 4000
F 0 "R36" V 2030 4000 50  0000 C CNN
F 1 "100k" V 2170 4000 50  0000 C CNN
F 2 "LibreSolar:R_0603_1608" H 2100 4000 50  0001 C CNN
F 3 "" H 2100 4000 50  0000 C CNN
F 4 "Yageo" H -350 -1650 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-07100KL" H -350 -1650 50  0001 C CNN "PartNumber"
	1    2100 4000
	1    0    0    1   
$EndComp
Wire Wire Line
	6600 4000 6600 4050
Wire Wire Line
	6600 4250 6600 4350
Wire Wire Line
	5950 4300 6250 4300
Wire Wire Line
	6250 4300 6250 4000
Connection ~ 6250 4000
Wire Wire Line
	6250 4000 6600 4000
Wire Wire Line
	4700 3900 5200 3900
Wire Wire Line
	5300 1600 5400 1600
Wire Wire Line
	4650 1600 5100 1600
$EndSCHEMATC