EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 2 5
Title "Coulomb meter for Glutte Battery"
Date "2019-10-18"
Rev ""
Comp "HB9EGM"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
NoConn ~ 4450 2350
Text Notes 2000 1300 0    100  ~ 0
POWER
Text Notes 4350 2000 0    50   ~ 0
5V Reference ADC
$Comp
L mpb:LT3433 U?
U 1 1 5D86AC2A
P 3750 4000
F 0 "U?" H 3750 4815 50  0000 C CNN
F 1 "LT3433" H 3750 4724 50  0000 C CNN
F 2 "Package_SO:TSSOP-16-1EP_4.4x5mm_P0.65mm" H 3700 4000 50  0001 C CNN
F 3 "" H 3700 4000 50  0001 C CNN
F 4 "LT3433IFE" H 3750 4000 50  0001 C CNN "MPN"
	1    3750 4000
	1    0    0    -1  
$EndComp
$Comp
L Device:CP1 C?
U 1 1 5D86AC30
P 1900 3150
F 0 "C?" H 2015 3196 50  0000 L CNN
F 1 "2.2u" H 2015 3105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1900 3150 50  0001 C CNN
F 3 "~" H 1900 3150 50  0001 C CNN
	1    1900 3150
	1    0    0    -1  
$EndComp
Connection ~ 2650 2250
Wire Wire Line
	2650 2250 2950 2250
Wire Wire Line
	2650 2250 2650 3000
Wire Wire Line
	2650 3000 2650 3450
Wire Wire Line
	2650 3450 3100 3450
Connection ~ 2650 3000
$Comp
L Device:C C?
U 1 1 5D86AC50
P 2200 4050
F 0 "C?" H 2315 4096 50  0000 L CNN
F 1 "330p" H 2315 4005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2238 3900 50  0001 C CNN
F 3 "~" H 2200 4050 50  0001 C CNN
	1    2200 4050
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 5D86AC56
P 2550 4050
F 0 "R?" H 2480 4004 50  0000 R CNN
F 1 "68k" H 2480 4095 50  0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 2480 4050 50  0001 C CNN
F 3 "~" H 2550 4050 50  0001 C CNN
	1    2550 4050
	-1   0    0    1   
$EndComp
$Comp
L Device:C C?
U 1 1 5D86AC62
P 2550 4350
F 0 "C?" H 2665 4396 50  0000 L CNN
F 1 "1000p" H 2665 4305 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2588 4200 50  0001 C CNN
F 3 "~" H 2550 4350 50  0001 C CNN
	1    2550 4350
	1    0    0    -1  
$EndComp
Wire Wire Line
	2550 4500 2200 4500
Wire Wire Line
	2200 4200 2200 4500
Wire Wire Line
	2200 3900 2550 3900
Connection ~ 2550 3900
Wire Wire Line
	2550 3900 3100 3900
$Comp
L Device:R R?
U 1 1 5D86AC6E
P 5500 4800
F 0 "R?" H 5430 4754 50  0000 R CNN
F 1 "97.6k" H 5430 4845 50  0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 5430 4800 50  0001 C CNN
F 3 "~" H 5500 4800 50  0001 C CNN
	1    5500 4800
	-1   0    0    1   
$EndComp
$Comp
L Device:R R?
U 1 1 5D86AC7A
P 5500 4500
F 0 "R?" H 5430 4454 50  0000 R CNN
F 1 "300k" H 5430 4545 50  0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 5430 4500 50  0001 C CNN
F 3 "~" H 5500 4500 50  0001 C CNN
	1    5500 4500
	-1   0    0    1   
$EndComp
Wire Wire Line
	5500 4350 5500 4000
$Comp
L Device:L L?
U 1 1 5D86AC81
P 4700 3850
F 0 "L?" V 4519 3850 50  0000 C CNN
F 1 "100uH" V 4610 3850 50  0000 C CNN
F 2 "glutte-coulombcounter:Sumida_CDRH6D28" H 4700 3850 50  0001 C CNN
F 3 "~" H 4700 3850 50  0001 C CNN
F 4 "CDRH6D28-101" V 4700 3850 50  0001 C CNN "MPN"
	1    4700 3850
	0    1    1    0   
$EndComp
Wire Wire Line
	4400 3850 4450 3850
Wire Wire Line
	4400 3750 4450 3750
Wire Wire Line
	4850 3750 4850 3850
$Comp
L Device:C C?
U 1 1 5D86AC8A
P 5000 3750
F 0 "C?" V 4748 3750 50  0000 C CNN
F 1 "0.1u" V 4839 3750 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 5038 3600 50  0001 C CNN
F 3 "~" H 5000 3750 50  0001 C CNN
	1    5000 3750
	0    1    1    0   
$EndComp
Connection ~ 4850 3750
Wire Wire Line
	5150 3750 5150 3600
Wire Wire Line
	5150 3600 4400 3600
$Comp
L Device:D_ALT D?
U 1 1 5D86AC93
P 5150 4300
F 0 "D?" H 5150 4516 50  0000 C CNN
F 1 "1N4148" H 5150 4425 50  0000 C CNN
F 2 "Diode_SMD:D_SOD-123" H 5150 4300 50  0001 C CNN
F 3 "~" H 5150 4300 50  0001 C CNN
F 4 "1N4148W-7-F" H 5150 4300 50  0001 C CNN "MPN"
	1    5150 4300
	1    0    0    -1  
$EndComp
$Comp
L Device:C C?
U 1 1 5D86AC99
P 4800 4450
F 0 "C?" H 4685 4404 50  0000 R CNN
F 1 "0.1u" H 4685 4495 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4838 4300 50  0001 C CNN
F 3 "~" H 4800 4450 50  0001 C CNN
	1    4800 4450
	-1   0    0    1   
$EndComp
Wire Wire Line
	4400 4000 5300 4000
Wire Wire Line
	4800 4300 5000 4300
Connection ~ 5300 4000
Wire Wire Line
	5300 4000 5500 4000
Wire Wire Line
	4400 4650 4400 4350
Connection ~ 5500 4650
Wire Wire Line
	4450 3850 4450 3900
Wire Wire Line
	4450 3900 5450 3900
Connection ~ 4450 3850
Wire Wire Line
	4450 3850 4550 3850
Wire Wire Line
	5500 4000 5750 4000
Wire Wire Line
	5750 4000 5750 3900
Connection ~ 5500 4000
$Comp
L Device:D_ALT D?
U 1 1 5D86ACB9
P 5950 3750
F 0 "D?" V 5904 3829 50  0000 L CNN
F 1 "1N4148" V 5995 3829 50  0000 L CNN
F 2 "Diode_SMD:D_SOD-123" H 5950 3750 50  0001 C CNN
F 3 "~" H 5950 3750 50  0001 C CNN
F 4 "1N4148W-7-F" H 5950 3750 50  0001 C CNN "MPN"
	1    5950 3750
	0    1    1    0   
$EndComp
Wire Wire Line
	5750 4000 5950 4000
Wire Wire Line
	5950 4000 5950 3900
Connection ~ 5750 4000
Wire Wire Line
	5950 3600 5150 3600
Connection ~ 5150 3600
Wire Wire Line
	4450 3350 4450 3750
Connection ~ 4450 3750
Wire Wire Line
	4450 3750 4850 3750
Wire Wire Line
	3100 3600 3100 3450
$Comp
L Device:C C?
U 1 1 5D86ACD5
P 2800 3750
F 0 "C?" V 2548 3750 50  0000 C CNN
F 1 "0.01u" V 2639 3750 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2838 3600 50  0001 C CNN
F 3 "~" H 2800 3750 50  0001 C CNN
	1    2800 3750
	0    1    1    0   
$EndComp
Wire Wire Line
	2950 3750 3100 3750
Wire Wire Line
	5950 4000 6150 4000
Connection ~ 5950 4000
Text Notes 4350 3050 0    50   ~ 0
5V Alimentation
$Comp
L Device:CP1 C?
U 1 1 5D86AD01
P 2950 2400
F 0 "C?" H 3065 2446 50  0000 L CNN
F 1 "0.1u" H 3065 2355 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2950 2400 50  0001 C CNN
F 3 "~" H 2950 2400 50  0001 C CNN
	1    2950 2400
	1    0    0    -1  
$EndComp
Connection ~ 2950 2250
Wire Wire Line
	2950 2250 3050 2250
Connection ~ 3700 4950
$Comp
L Device:LED_ALT D?
U 1 1 5D86AD14
P 6150 4350
F 0 "D?" V 6189 4232 50  0000 R CNN
F 1 "LED_PWR" V 6098 4232 50  0000 R CNN
F 2 "LED_SMD:LED_1206_3216Metric" H 6150 4350 50  0001 C CNN
F 3 "~" H 6150 4350 50  0001 C CNN
	1    6150 4350
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6150 4200 6150 4000
Connection ~ 6150 4000
Wire Wire Line
	6150 4000 6450 4000
$Comp
L Device:R R?
U 1 1 5D86AD1D
P 6150 4700
F 0 "R?" H 6080 4654 50  0000 R CNN
F 1 "330" H 6080 4745 50  0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 6080 4700 50  0001 C CNN
F 3 "~" H 6150 4700 50  0001 C CNN
	1    6150 4700
	-1   0    0    1   
$EndComp
Wire Wire Line
	6150 4500 6150 4550
$Comp
L Diode:B160-E3 D?
U 1 1 5D86AD31
P 4600 3350
F 0 "D?" H 4600 3566 50  0000 C CNN
F 1 "B160-E3" H 4600 3475 50  0000 C CNN
F 2 "Diode_SMD:D_SMA" H 4600 3175 50  0001 C CNN
F 3 "http://www.vishay.com/docs/88946/b120.pdf" H 4600 3350 50  0001 C CNN
F 4 "B160-E3/5AT" H 4600 3350 50  0001 C CNN "MPN"
	1    4600 3350
	1    0    0    -1  
$EndComp
$Comp
L Diode:B120-E3 D?
U 1 1 5D86AD37
P 5600 3900
F 0 "D?" H 5600 3684 50  0000 C CNN
F 1 "B120-E3" H 5600 3775 50  0000 C CNN
F 2 "Diode_SMD:D_SMA" H 5600 3725 50  0001 C CNN
F 3 "http://www.vishay.com/docs/88946/b120.pdf" H 5600 3900 50  0001 C CNN
F 4 "B120-E3/5AT " H 5600 3900 50  0001 C CNN "MPN"
	1    5600 3900
	-1   0    0    1   
$EndComp
Text HLabel 2300 2250 0    50   Input ~ 0
IN_+12V
Wire Wire Line
	2300 2250 2650 2250
Text HLabel 1900 4550 0    50   Input ~ 0
IN_GND
Text Notes 2000 1500 0    50   ~ 0
Provides VREF and +5VA
Wire Wire Line
	4450 2250 4550 2250
Wire Wire Line
	3450 4950 3700 4950
Wire Wire Line
	3700 4950 3950 4950
Text HLabel 4550 2250 2    50   Input ~ 0
VREF
Text HLabel 6450 4000 2    50   Input ~ 0
+5V
$Comp
L power:GND #PWR?
U 1 1 5E2DE708
P 3700 5400
F 0 "#PWR?" H 3700 5150 50  0001 C CNN
F 1 "GND" H 3705 5227 50  0000 C CNN
F 2 "" H 3700 5400 50  0001 C CNN
F 3 "" H 3700 5400 50  0001 C CNN
	1    3700 5400
	1    0    0    -1  
$EndComp
Wire Wire Line
	3700 4950 3700 5200
Wire Wire Line
	3100 4350 3100 4950
Wire Wire Line
	3100 4950 3450 4950
Connection ~ 3450 4950
Wire Wire Line
	4800 4600 4800 5200
Wire Wire Line
	4800 5200 3700 5200
Connection ~ 3700 5200
Wire Wire Line
	3700 5200 3700 5400
Wire Wire Line
	5500 4950 5500 5200
Wire Wire Line
	5500 5200 4800 5200
Connection ~ 4800 5200
Wire Wire Line
	6150 5200 5500 5200
Wire Wire Line
	6150 4850 6150 5200
Connection ~ 5500 5200
Wire Wire Line
	4750 3350 6900 3350
Wire Wire Line
	6900 3350 6900 5200
Wire Wire Line
	6900 5200 6150 5200
Connection ~ 6150 5200
Wire Wire Line
	2650 3750 1900 3750
Wire Wire Line
	1900 3750 1900 5200
Wire Wire Line
	1900 5200 3700 5200
$Comp
L power:GND #PWR?
U 1 1 5E2E6B37
P 3750 2800
F 0 "#PWR?" H 3750 2550 50  0001 C CNN
F 1 "GND" H 3755 2627 50  0000 C CNN
F 2 "" H 3750 2800 50  0001 C CNN
F 3 "" H 3750 2800 50  0001 C CNN
	1    3750 2800
	1    0    0    -1  
$EndComp
Wire Wire Line
	2950 2550 2950 2750
Wire Wire Line
	2950 2750 3750 2750
Wire Wire Line
	3750 2750 3750 2800
Wire Wire Line
	1900 3000 2650 3000
Wire Wire Line
	1900 3300 1900 3750
Connection ~ 1900 3750
Connection ~ 3750 2750
$Comp
L mpb:LT1236 U?
U 1 1 5D86AC0C
P 3750 2250
F 0 "U?" H 3750 2715 50  0000 C CNN
F 1 "LT1236-5" H 3750 2624 50  0000 C CNN
F 2 "Package_SO:SO-8_3.9x4.9mm_P1.27mm" H 3750 2600 50  0001 C CNN
F 3 "" H 3650 2250 50  0001 C CNN
F 4 "LT1236AIS8-5" H 3750 2250 50  0001 C CNN "MPN"
	1    3750 2250
	1    0    0    -1  
$EndComp
Wire Wire Line
	4400 4650 5500 4650
Wire Wire Line
	5300 4000 5300 4300
Wire Wire Line
	4400 4150 4800 4150
Wire Wire Line
	4800 4150 4800 4300
Connection ~ 4800 4300
$EndSCHEMATC