mppt.sch

EESchema Schematic File Version 2
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:SFUSat
LIBS:SFUSat-power
LIBS:SFUsat-cap
LIBS:SFUsat-ind
LIBS:SFUsat-res
LIBS:eps-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 2 7
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L SPV1040 U1
U 1 1 59B7424B
P 4950 3600
AR Path="/59B728F7/59B7424B" Ref="U1"  Part="1" 
AR Path="/59B86FA2/59B7424B" Ref="U4"  Part="1" 
AR Path="/59B88A28/59B7424B" Ref="U5"  Part="1" 
AR Path="/59B88D99/59B7424B" Ref="U6"  Part="1" 
F 0 "U6" H 4517 3848 60  0000 C CNN
F 1 "SPV1040" H 5200 3350 60  0000 C CNN
F 2 "" H 5050 3250 60  0001 C CNN
F 3 "http://www.st.com/content/ccc/resource/technical/document/datasheet/0d/30/c2/1a/92/03/48/cb/CD00287506.pdf/files/CD00287506.pdf/jcr:content/translations/en.CD00287506.pdf" H 5050 3250 60  0001 C CNN
F 4 "http://www.st.com/content/ccc/resource/technical/document/application_note/34/f8/03/2c/c0/39/4b/93/CD00292052.pdf/files/CD00292052.pdf/jcr:content/translations/en.CD00292052.pdf" H 4950 3600 60  0001 C CNN "App Note"
	1    4950 3600
	1    0    0    -1  
$EndComp
Text Notes 7350 7500 0    60   ~ 0
CubeSat Electrical Power Subsystem
Text Notes 4450 4500 0    60   ~ 0
Thermal Shutdown at 155C, \nreenabled at 130C
$Comp
L L L1
U 1 1 59B74254
P 4050 3300
AR Path="/59B728F7/59B74254" Ref="L1"  Part="1" 
AR Path="/59B86FA2/59B74254" Ref="L2"  Part="1" 
AR Path="/59B88A28/59B74254" Ref="L3"  Part="1" 
AR Path="/59B88D99/59B74254" Ref="L4"  Part="1" 
F 0 "L4" V 4000 3300 50  0000 C CNN
F 1 "10uH" V 4125 3300 50  0000 C CNN
F 2 "" H 4050 3300 50  0001 C CNN
F 3 "" H 4050 3300 50  0001 C CNN
F 4 "871-B82442T1103K050" V 4050 3300 60  0001 C CNN "Mouser"
F 5 "495-5656-1-ND" V 4050 3300 60  0001 C CNN "Digikey"
	1    4050 3300
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR06
U 1 1 59B74255
P 4100 3700
AR Path="/59B728F7/59B74255" Ref="#PWR06"  Part="1" 
AR Path="/59B86FA2/59B74255" Ref="#PWR012"  Part="1" 
AR Path="/59B88A28/59B74255" Ref="#PWR015"  Part="1" 
AR Path="/59B88D99/59B74255" Ref="#PWR018"  Part="1" 
F 0 "#PWR018" H 4100 3450 50  0001 C CNN
F 1 "GND" H 4100 3550 50  0000 C CNN
F 2 "" H 4100 3700 50  0001 C CNN
F 3 "" H 4100 3700 50  0001 C CNN
	1    4100 3700
	1    0    0    -1  
$EndComp
$Comp
L R R2
U 1 1 59B74256
P 3850 3650
AR Path="/59B728F7/59B74256" Ref="R2"  Part="1" 
AR Path="/59B86FA2/59B74256" Ref="R25"  Part="1" 
AR Path="/59B88A28/59B74256" Ref="R32"  Part="1" 
AR Path="/59B88D99/59B74256" Ref="R39"  Part="1" 
F 0 "R39" V 3930 3650 50  0000 C CNN
F 1 "0R" V 3850 3650 50  0000 C CNN
F 2 "" V 3780 3650 50  0001 C CNN
F 3 "" H 3850 3650 50  0001 C CNN
	1    3850 3650
	1    0    0    -1  
$EndComp
Wire Wire Line
	4300 3300 4200 3300
Wire Wire Line
	4300 3500 3850 3500
Wire Wire Line
	4300 3900 3850 3900
Wire Wire Line
	3850 3900 3850 3800
Wire Wire Line
	4300 3700 4100 3700
$Comp
L R R1
U 1 1 59B74257
P 3600 3450
AR Path="/59B728F7/59B74257" Ref="R1"  Part="1" 
AR Path="/59B86FA2/59B74257" Ref="R24"  Part="1" 
AR Path="/59B88A28/59B74257" Ref="R31"  Part="1" 
AR Path="/59B88D99/59B74257" Ref="R38"  Part="1" 
F 0 "R38" V 3680 3450 50  0000 C CNN
F 1 "1K" V 3600 3450 50  0000 C CNN
F 2 "" V 3530 3450 50  0001 C CNN
F 3 "" H 3600 3450 50  0001 C CNN
	1    3600 3450
	1    0    0    -1  
$EndComp
$Comp
L POT RV1
U 1 1 59B74258
P 3600 3850
AR Path="/59B728F7/59B74258" Ref="RV1"  Part="1" 
AR Path="/59B86FA2/59B74258" Ref="RV3"  Part="1" 
AR Path="/59B88A28/59B74258" Ref="RV5"  Part="1" 
AR Path="/59B88D99/59B74258" Ref="RV7"  Part="1" 
F 0 "RV7" V 3425 3850 50  0000 C CNN
F 1 "POT" V 3500 3850 50  0000 C CNN
F 2 "" H 3600 3850 50  0001 C CNN
F 3 "" H 3600 3850 50  0001 C CNN
	1    3600 3850
	-1   0    0    1   
$EndComp
$Comp
L C C2
U 1 1 59B74259
P 4250 4100
AR Path="/59B728F7/59B74259" Ref="C2"  Part="1" 
AR Path="/59B86FA2/59B74259" Ref="C18"  Part="1" 
AR Path="/59B88A28/59B74259" Ref="C24"  Part="1" 
AR Path="/59B88D99/59B74259" Ref="C30"  Part="1" 
F 0 "C30" H 4275 4200 50  0000 L CNN
F 1 "100nF" H 4275 4000 50  0000 L CNN
F 2 "" H 4288 3950 50  0001 C CNN
F 3 "" H 4250 4100 50  0001 C CNN
	1    4250 4100
	1    0    0    -1  
$EndComp
$Comp
L C C1
U 1 1 59B7425A
P 3200 3800
AR Path="/59B728F7/59B7425A" Ref="C1"  Part="1" 
AR Path="/59B86FA2/59B7425A" Ref="C17"  Part="1" 
AR Path="/59B88A28/59B7425A" Ref="C23"  Part="1" 
AR Path="/59B88D99/59B7425A" Ref="C29"  Part="1" 
F 0 "C29" H 3225 3900 50  0000 L CNN
F 1 "10uF" H 3225 3700 50  0000 L CNN
F 2 "" H 3238 3650 50  0001 C CNN
F 3 "" H 3200 3800 50  0001 C CNN
	1    3200 3800
	1    0    0    -1  
$EndComp
Wire Wire Line
	3600 3700 3600 3600
Wire Wire Line
	3050 3300 3900 3300
Wire Wire Line
	4250 3950 4250 3900
Connection ~ 4250 3900
Wire Wire Line
	3050 4250 4250 4250
Wire Wire Line
	3600 4250 3600 4000
Wire Wire Line
	3200 3300 3200 3650
Connection ~ 3600 3300
Wire Wire Line
	3200 4250 3200 3950
Connection ~ 3600 4250
Connection ~ 3200 3300
Connection ~ 3200 4250
Wire Wire Line
	3450 3850 3450 4050
Wire Wire Line
	3450 4050 3600 4050
Connection ~ 3600 4050
$Comp
L GND #PWR07
U 1 1 59B7425B
P 3750 4350
AR Path="/59B728F7/59B7425B" Ref="#PWR07"  Part="1" 
AR Path="/59B86FA2/59B7425B" Ref="#PWR013"  Part="1" 
AR Path="/59B88A28/59B7425B" Ref="#PWR016"  Part="1" 
AR Path="/59B88D99/59B7425B" Ref="#PWR019"  Part="1" 
F 0 "#PWR019" H 3750 4100 50  0001 C CNN
F 1 "GND" H 3750 4200 50  0000 C CNN
F 2 "" H 3750 4350 50  0001 C CNN
F 3 "" H 3750 4350 50  0001 C CNN
	1    3750 4350
	1    0    0    -1  
$EndComp
Wire Wire Line
	3750 4350 3750 4250
Connection ~ 3750 4250
$Comp
L C C3
U 1 1 59B7425C
P 5800 4200
AR Path="/59B728F7/59B7425C" Ref="C3"  Part="1" 
AR Path="/59B86FA2/59B7425C" Ref="C19"  Part="1" 
AR Path="/59B88A28/59B7425C" Ref="C25"  Part="1" 
AR Path="/59B88D99/59B7425C" Ref="C31"  Part="1" 
F 0 "C31" H 5825 4300 50  0000 L CNN
F 1 "1nF" H 5825 4100 50  0000 L CNN
F 2 "" H 5838 4050 50  0001 C CNN
F 3 "" H 5800 4200 50  0001 C CNN
	1    5800 4200
	1    0    0    -1  
$EndComp
$Comp
L C C4
U 1 1 59B7425D
P 6050 3600
AR Path="/59B728F7/59B7425D" Ref="C4"  Part="1" 
AR Path="/59B86FA2/59B7425D" Ref="C20"  Part="1" 
AR Path="/59B88A28/59B7425D" Ref="C26"  Part="1" 
AR Path="/59B88D99/59B7425D" Ref="C32"  Part="1" 
F 0 "C32" H 6075 3700 50  0000 L CNN
F 1 "1uF" H 6075 3500 50  0000 L CNN
F 2 "" H 6088 3450 50  0001 C CNN
F 3 "" H 6050 3600 50  0001 C CNN
	1    6050 3600
	1    0    0    -1  
$EndComp
$Comp
L R R3
U 1 1 59B7425E
P 6350 3400
AR Path="/59B728F7/59B7425E" Ref="R3"  Part="1" 
AR Path="/59B86FA2/59B7425E" Ref="R26"  Part="1" 
AR Path="/59B88A28/59B7425E" Ref="R33"  Part="1" 
AR Path="/59B88D99/59B7425E" Ref="R40"  Part="1" 
F 0 "R40" V 6430 3400 50  0000 C CNN
F 1 "1K" V 6350 3400 50  0000 C CNN
F 2 "" V 6280 3400 50  0001 C CNN
F 3 "" H 6350 3400 50  0001 C CNN
	1    6350 3400
	0    1    1    0   
$EndComp
$Comp
L R R4
U 1 1 59B7425F
P 6350 3800
AR Path="/59B728F7/59B7425F" Ref="R4"  Part="1" 
AR Path="/59B86FA2/59B7425F" Ref="R27"  Part="1" 
AR Path="/59B88A28/59B7425F" Ref="R34"  Part="1" 
AR Path="/59B88D99/59B7425F" Ref="R41"  Part="1" 
F 0 "R41" V 6430 3800 50  0000 C CNN
F 1 "1K" V 6350 3800 50  0000 C CNN
F 2 "" V 6280 3800 50  0001 C CNN
F 3 "" H 6350 3800 50  0001 C CNN
	1    6350 3800
	0    1    1    0   
$EndComp
$Comp
L R R5
U 1 1 59B74260
P 6800 3300
AR Path="/59B728F7/59B74260" Ref="R5"  Part="1" 
AR Path="/59B86FA2/59B74260" Ref="R28"  Part="1" 
AR Path="/59B88A28/59B74260" Ref="R35"  Part="1" 
AR Path="/59B88D99/59B74260" Ref="R42"  Part="1" 
F 0 "R42" V 6880 3300 50  0000 C CNN
F 1 "10mR" V 6800 3300 50  0000 C CNN
F 2 "" V 6730 3300 50  0001 C CNN
F 3 "" H 6800 3300 50  0001 C CNN
	1    6800 3300
	0    1    1    0   
$EndComp
$Comp
L R R6
U 1 1 59B74261
P 7200 3450
AR Path="/59B728F7/59B74261" Ref="R6"  Part="1" 
AR Path="/59B86FA2/59B74261" Ref="R29"  Part="1" 
AR Path="/59B88A28/59B74261" Ref="R36"  Part="1" 
AR Path="/59B88D99/59B74261" Ref="R43"  Part="1" 
F 0 "R43" V 7280 3450 50  0000 C CNN
F 1 "1M" V 7200 3450 50  0000 C CNN
F 2 "" V 7130 3450 50  0001 C CNN
F 3 "" H 7200 3450 50  0001 C CNN
	1    7200 3450
	-1   0    0    1   
$EndComp
$Comp
L POT RV2
U 1 1 59B74262
P 7200 3800
AR Path="/59B728F7/59B74262" Ref="RV2"  Part="1" 
AR Path="/59B86FA2/59B74262" Ref="RV4"  Part="1" 
AR Path="/59B88A28/59B74262" Ref="RV6"  Part="1" 
AR Path="/59B88D99/59B74262" Ref="RV8"  Part="1" 
F 0 "RV8" V 7025 3800 50  0000 C CNN
F 1 "POT" V 7100 3800 50  0000 C CNN
F 2 "" H 7200 3800 50  0001 C CNN
F 3 "" H 7200 3800 50  0001 C CNN
	1    7200 3800
	-1   0    0    1   
$EndComp
Wire Wire Line
	5650 3700 5900 3700
Wire Wire Line
	5900 3700 5900 3750
Wire Wire Line
	5900 3750 6050 3750
Wire Wire Line
	5650 3500 5900 3500
Wire Wire Line
	5900 3500 5900 3450
Wire Wire Line
	5900 3450 6050 3450
Wire Wire Line
	6200 3400 6050 3400
Wire Wire Line
	6050 3400 6050 3450
Wire Wire Line
	6200 3800 6050 3800
Wire Wire Line
	6050 3800 6050 3750
Wire Wire Line
	5650 3900 6100 3900
Wire Wire Line
	5800 3900 5800 4050
Wire Wire Line
	6650 3400 6500 3400
Wire Wire Line
	6650 3100 6650 3400
Wire Wire Line
	6500 3800 6950 3800
Wire Wire Line
	6950 3800 6950 3300
Wire Wire Line
	6650 3300 5650 3300
Wire Wire Line
	6100 3900 6100 3950
Wire Wire Line
	6100 3950 7000 3950
Wire Wire Line
	7000 3950 7000 3650
Connection ~ 5800 3900
Wire Wire Line
	6950 3300 8600 3300
Wire Wire Line
	8250 4350 5800 4350
$Comp
L C C5
U 1 1 59B74263
P 7550 3650
AR Path="/59B728F7/59B74263" Ref="C5"  Part="1" 
AR Path="/59B86FA2/59B74263" Ref="C21"  Part="1" 
AR Path="/59B88A28/59B74263" Ref="C27"  Part="1" 
AR Path="/59B88D99/59B74263" Ref="C33"  Part="1" 
F 0 "C33" H 7575 3750 50  0000 L CNN
F 1 "10uF" H 7575 3550 50  0000 L CNN
F 2 "" H 7588 3500 50  0001 C CNN
F 3 "" H 7550 3650 50  0001 C CNN
	1    7550 3650
	1    0    0    -1  
$EndComp
$Comp
L D_Zener D1
U 1 1 59B74264
P 7950 3650
AR Path="/59B728F7/59B74264" Ref="D1"  Part="1" 
AR Path="/59B86FA2/59B74264" Ref="D3"  Part="1" 
AR Path="/59B88A28/59B74264" Ref="D4"  Part="1" 
AR Path="/59B88D99/59B74264" Ref="D5"  Part="1" 
F 0 "D5" H 7950 3750 50  0000 C CNN
F 1 "SMM4F5.0" H 7950 3550 50  0000 C CNN
F 2 "" H 7950 3650 50  0001 C CNN
F 3 "" H 7950 3650 50  0001 C CNN
F 4 "497-15660-1-ND" H 7950 3650 60  0001 C CNN "Digikey"
F 5 "511-SMM4F5.0A-TR" H 7950 3650 60  0001 C CNN "Mouser"
	1    7950 3650
	0    1    1    0   
$EndComp
$Comp
L C C6
U 1 1 59B74265
P 8250 3650
AR Path="/59B728F7/59B74265" Ref="C6"  Part="1" 
AR Path="/59B86FA2/59B74265" Ref="C22"  Part="1" 
AR Path="/59B88A28/59B74265" Ref="C28"  Part="1" 
AR Path="/59B88D99/59B74265" Ref="C34"  Part="1" 
F 0 "C34" H 8275 3750 50  0000 L CNN
F 1 "4.7uF" H 8275 3550 50  0000 L CNN
F 2 "" H 8288 3500 50  0001 C CNN
F 3 "" H 8250 3650 50  0001 C CNN
	1    8250 3650
	1    0    0    -1  
$EndComp
Wire Wire Line
	7950 3500 8250 3500
Wire Wire Line
	7950 3500 7950 3100
Wire Wire Line
	7950 3100 6650 3100
Connection ~ 6650 3300
Wire Wire Line
	7550 3300 7550 3500
Connection ~ 7200 3300
Wire Wire Line
	7550 3800 7550 4350
Connection ~ 7200 4350
Wire Wire Line
	8250 3800 8250 4350
Connection ~ 7550 4350
Wire Wire Line
	7950 3800 7950 4350
Connection ~ 7950 4350
Connection ~ 7550 3300
Text Notes 4650 3050 0    60   ~ 0
all pots: 0-1Mohm
Text Notes 6700 3200 0    60   ~ 0
This is 10^-3 ohms
$Comp
L R R7
U 1 1 59B74266
P 7200 4150
AR Path="/59B728F7/59B74266" Ref="R7"  Part="1" 
AR Path="/59B86FA2/59B74266" Ref="R30"  Part="1" 
AR Path="/59B88A28/59B74266" Ref="R37"  Part="1" 
AR Path="/59B88D99/59B74266" Ref="R44"  Part="1" 
F 0 "R44" V 7280 4150 50  0000 C CNN
F 1 "330K" V 7200 4150 50  0000 C CNN
F 2 "" V 7130 4150 50  0001 C CNN
F 3 "" H 7200 4150 50  0001 C CNN
	1    7200 4150
	-1   0    0    1   
$EndComp
Wire Wire Line
	7200 4000 7200 3950
Wire Wire Line
	7200 4350 7200 4300
Wire Wire Line
	7200 3950 7050 3950
Wire Wire Line
	7050 3950 7050 3800
Wire Wire Line
	7200 3600 7200 3650
Wire Wire Line
	7200 3650 7000 3650
Text Notes 4550 3200 0    60   ~ 0
MPPT step-up converter
Text HLabel 3050 3300 0    60   Input ~ 0
PV+
Text HLabel 3050 4250 0    60   Input ~ 0
PV-
Text HLabel 8600 3300 2    60   Input ~ 0
VOUT
$Comp
L GND #PWR08
U 1 1 59B7898C
P 6600 4450
AR Path="/59B728F7/59B7898C" Ref="#PWR08"  Part="1" 
AR Path="/59B86FA2/59B7898C" Ref="#PWR014"  Part="1" 
AR Path="/59B88A28/59B7898C" Ref="#PWR017"  Part="1" 
AR Path="/59B88D99/59B7898C" Ref="#PWR020"  Part="1" 
F 0 "#PWR020" H 6600 4200 50  0001 C CNN
F 1 "GND" H 6600 4300 50  0000 C CNN
F 2 "" H 6600 4450 50  0001 C CNN
F 3 "" H 6600 4450 50  0001 C CNN
	1    6600 4450
	1    0    0    -1  
$EndComp
Wire Wire Line
	6600 4450 6600 4350
Connection ~ 6600 4350
Text Notes 2850 3800 2    60   ~ 0
max 5.5V
$EndSCHEMATC