SIM7080_module.sch

EESchema Schematic File Version 4
LIBS:SIM7080-cache
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 2 3
Title "TechStudio.Design SIM7080G NB-IoT Shield"
Date "2021-08-25"
Rev "V1.2"
Comp "www.techstudio.design"
Comment1 ""
Comment2 ""
Comment3 "Copyright: Tech Studio Design, 2021"
Comment4 "Designed By: Henry Cheung"
$EndDescr
NoConn ~ 6550 5800
NoConn ~ 6550 5700
NoConn ~ 6550 5600
NoConn ~ 6550 5500
NoConn ~ 6550 5400
NoConn ~ 6550 5200
Wire Wire Line
	4200 5300 4550 5300
$Comp
L power:GND #PWR013
U 1 1 5F83DFF6
P 4200 6900
F 0 "#PWR013" H 4200 6650 50  0001 C CNN
F 1 "GND" H 4205 6727 50  0000 C CNN
F 2 "" H 4200 6900 50  0001 C CNN
F 3 "" H 4200 6900 50  0001 C CNN
	1    4200 6900
	1    0    0    -1  
$EndComp
Wire Wire Line
	4550 6800 4200 6800
Connection ~ 4200 6800
Wire Wire Line
	4200 6800 4200 6900
Wire Wire Line
	4550 6700 4200 6700
Connection ~ 4200 6700
Wire Wire Line
	4200 6700 4200 6800
Wire Wire Line
	4550 6600 4200 6600
Connection ~ 4200 6600
Wire Wire Line
	4200 6600 4200 6700
Wire Wire Line
	4550 6500 4200 6500
Connection ~ 4200 6500
Wire Wire Line
	4200 6500 4200 6600
Wire Wire Line
	4550 6400 4200 6400
Connection ~ 4200 6400
Wire Wire Line
	4200 6400 4200 6500
Wire Wire Line
	4550 6300 4200 6300
Connection ~ 4200 6300
Wire Wire Line
	4200 6300 4200 6400
Wire Wire Line
	4550 6200 4200 6200
Connection ~ 4200 6200
Wire Wire Line
	4200 6200 4200 6300
Wire Wire Line
	4550 6100 4200 6100
Connection ~ 4200 6100
Wire Wire Line
	4200 6100 4200 6200
Wire Wire Line
	4550 6000 4200 6000
Connection ~ 4200 6000
Wire Wire Line
	4200 6000 4200 6100
Wire Wire Line
	4550 5900 4200 5900
Connection ~ 4200 5900
Wire Wire Line
	4200 5900 4200 6000
Wire Wire Line
	4550 5800 4200 5800
Connection ~ 4200 5800
Wire Wire Line
	4200 5800 4200 5900
Wire Wire Line
	4550 5700 4200 5700
Connection ~ 4200 5700
Wire Wire Line
	4200 5700 4200 5800
Wire Wire Line
	4550 5600 4200 5600
Wire Wire Line
	4200 5300 4200 5400
Connection ~ 4200 5600
Wire Wire Line
	4200 5600 4200 5700
Wire Wire Line
	4550 5500 4200 5500
Connection ~ 4200 5500
Wire Wire Line
	4200 5500 4200 5600
Wire Wire Line
	4550 5400 4200 5400
Connection ~ 4200 5400
Wire Wire Line
	4200 5400 4200 5500
NoConn ~ 6550 4500
NoConn ~ 6550 4400
NoConn ~ 6550 4300
NoConn ~ 6550 4200
NoConn ~ 6550 3900
NoConn ~ 6550 3800
NoConn ~ 6550 3700
NoConn ~ 6550 3600
Wire Wire Line
	6550 1650 6550 1750
Wire Wire Line
	4550 1800 4550 1700
Connection ~ 4550 1700
Wire Wire Line
	4550 1700 4550 1600
Wire Wire Line
	4550 2400 4550 2300
Wire Wire Line
	4550 2750 4550 2650
Text GLabel 4400 4000 0    50   Output ~ 0
NB_RI
Text GLabel 4400 3900 0    50   Input ~ 0
NB_DTR
Text GLabel 4400 3500 0    50   Input ~ 0
NB_RXD
Text GLabel 4400 3400 0    50   Output ~ 0
NB_TXD
Wire Wire Line
	4400 3400 4550 3400
Wire Wire Line
	4400 3500 4550 3500
Wire Wire Line
	4400 4000 4550 4000
Wire Wire Line
	4400 3900 4550 3900
Text GLabel 3300 3100 0    50   Input ~ 0
PWRKEY
$Comp
L Device:C C7
U 1 1 5F88E550
P 4250 2550
F 0 "C7" H 4300 2650 50  0000 L CNN
F 1 "0.1uF" H 4300 2450 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 4288 2400 50  0001 C CNN
F 3 "~" H 4250 2550 50  0001 C CNN
	1    4250 2550
	1    0    0    -1  
$EndComp
$Comp
L Device:C C5
U 1 1 5F88EE24
P 3700 2550
F 0 "C5" H 3750 2650 50  0000 L CNN
F 1 "100uF" H 3700 2450 50  0000 L CNN
F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 3738 2400 50  0001 C CNN
F 3 "~" H 3700 2550 50  0001 C CNN
	1    3700 2550
	1    0    0    -1  
$EndComp
Wire Wire Line
	3350 2400 3350 2300
Wire Wire Line
	3350 2300 3700 2300
Wire Wire Line
	4250 2400 4250 2300
Connection ~ 4250 2300
Wire Wire Line
	4250 2300 4550 2300
Wire Wire Line
	3950 2400 3950 2300
Connection ~ 3950 2300
Wire Wire Line
	3950 2300 4250 2300
Wire Wire Line
	3700 2400 3700 2300
Connection ~ 3700 2300
Wire Wire Line
	3700 2300 3950 2300
Wire Wire Line
	4550 2750 4250 2750
Wire Wire Line
	3350 2750 3350 2700
Wire Wire Line
	3700 2700 3700 2750
Connection ~ 3700 2750
Wire Wire Line
	3700 2750 3350 2750
Wire Wire Line
	3950 2700 3950 2750
Connection ~ 3950 2750
Wire Wire Line
	3950 2750 3700 2750
Wire Wire Line
	4250 2700 4250 2750
Connection ~ 4250 2750
Wire Wire Line
	4250 2750 3950 2750
$Comp
L power:GND #PWR03
U 1 1 5F89B178
P 3350 2850
F 0 "#PWR03" H 3350 2600 50  0001 C CNN
F 1 "GND" H 3500 2800 50  0000 C CNN
F 2 "" H 3350 2850 50  0001 C CNN
F 3 "" H 3350 2850 50  0001 C CNN
	1    3350 2850
	1    0    0    -1  
$EndComp
Wire Wire Line
	3350 2750 3350 2850
Connection ~ 3350 2750
Text GLabel 3150 2300 0    50   Input ~ 0
VBAT
Wire Wire Line
	3150 2300 3350 2300
Connection ~ 3350 2300
Text GLabel 7550 4800 2    50   Output ~ 0
1.8V
$Comp
L Connector:SIM_Card J4
U 1 1 5F8ADE50
P 3050 4250
F 0 "J4" H 3093 3833 50  0000 C CNN
F 1 "SIM_Card" H 3093 3924 50  0000 C CNN
F 2 "e-tinkers:HOAUC-HYC240-SIM-06-150_C645501" H 3050 4600 50  0001 C CNN
F 3 " ~" H 3000 4250 50  0001 C CNN
	1    3050 4250
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR08
U 1 1 5F8BD411
P 3050 4750
F 0 "#PWR08" H 3050 4500 50  0001 C CNN
F 1 "GND" H 3200 4650 50  0000 R CNN
F 2 "" H 3050 4750 50  0001 C CNN
F 3 "" H 3050 4750 50  0001 C CNN
	1    3050 4750
	1    0    0    -1  
$EndComp
NoConn ~ 3150 4750
$Comp
L Device:C C9
U 1 1 5F8C24A9
P 2750 5400
F 0 "C9" H 2450 5400 50  0000 L CNN
F 1 "0.1uF" H 2450 5250 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 2788 5250 50  0001 C CNN
F 3 "~" H 2750 5400 50  0001 C CNN
	1    2750 5400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR09
U 1 1 5F8C2B66
P 2750 5650
F 0 "#PWR09" H 2750 5400 50  0001 C CNN
F 1 "GND" H 2755 5477 50  0000 C CNN
F 2 "" H 2750 5650 50  0001 C CNN
F 3 "" H 2750 5650 50  0001 C CNN
	1    2750 5650
	1    0    0    -1  
$EndComp
Wire Wire Line
	2750 5550 2750 5650
Wire Wire Line
	2750 5250 2750 5100
$Comp
L power:GND #PWR010
U 1 1 5F8E7B92
P 3350 5650
F 0 "#PWR010" H 3350 5400 50  0001 C CNN
F 1 "GND" H 3355 5477 50  0000 C CNN
F 2 "" H 3350 5650 50  0001 C CNN
F 3 "" H 3350 5650 50  0001 C CNN
	1    3350 5650
	1    0    0    -1  
$EndComp
Wire Wire Line
	3350 5600 3350 5650
NoConn ~ 4550 1950
NoConn ~ 4550 2050
$Comp
L Device:C C1
U 1 1 5F8FC2D1
P 6750 1400
F 0 "C1" V 7002 1400 50  0000 C CNN
F 1 "22pF" V 6911 1400 50  0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 6788 1250 50  0001 C CNN
F 3 "~" H 6750 1400 50  0001 C CNN
	1    6750 1400
	0    -1   -1   0   
$EndComp
NoConn ~ 4550 4500
NoConn ~ 4550 4600
NoConn ~ 4550 4300
NoConn ~ 4550 4200
NoConn ~ 4550 3600
NoConn ~ 4550 3700
$Comp
L power:GND #PWR01
U 1 1 5FA1EB07
P 7450 1750
F 0 "#PWR01" H 7450 1500 50  0001 C CNN
F 1 "GND" H 7600 1700 50  0000 C CNN
F 2 "" H 7450 1750 50  0001 C CNN
F 3 "" H 7450 1750 50  0001 C CNN
	1    7450 1750
	1    0    0    -1  
$EndComp
Connection ~ 6550 1650
Wire Wire Line
	6550 1400 6600 1400
NoConn ~ 6550 2750
NoConn ~ 6550 2900
$Comp
L e-tinkers:ESDA6V1W5 D2
U 1 1 5FAF163B
P 3350 5400
F 0 "D2" H 3655 5446 50  0000 L CNN
F 1 "ESDA6V1W5" H 3600 5600 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-353_SC-70-5_Handsoldering" H 3650 5350 50  0001 L CNN
F 3 "https://datasheet.lcsc.com/szlcsc/1810181812_STMicroelectronics-ESDA6V1W5_C48677.pdf" H 3475 5525 50  0001 C CNN
	1    3350 5400
	1    0    0    -1  
$EndComp
$Comp
L Device:R R2
U 1 1 5FB06CB9
P 7200 5000
F 0 "R2" V 7100 4950 50  0000 C CNN
F 1 "10k" V 7100 5150 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 7130 5000 50  0001 C CNN
F 3 "~" H 7200 5000 50  0001 C CNN
	1    7200 5000
	0    1    1    0   
$EndComp
Wire Wire Line
	7350 5000 7450 5000
Wire Wire Line
	7450 5000 7450 4800
Connection ~ 7450 4800
Wire Wire Line
	7450 4800 7550 4800
Wire Wire Line
	6550 4800 7450 4800
Wire Wire Line
	3850 3100 3850 3150
$Comp
L power:GND #PWR04
U 1 1 5FB6B48E
P 3850 3600
F 0 "#PWR04" H 3850 3350 50  0001 C CNN
F 1 "GND" H 4000 3500 50  0000 C CNN
F 2 "" H 3850 3600 50  0001 C CNN
F 3 "" H 3850 3600 50  0001 C CNN
	1    3850 3600
	1    0    0    -1  
$EndComp
Wire Wire Line
	6550 1950 6650 1950
Wire Wire Line
	6550 2400 6650 2400
Wire Wire Line
	3450 3100 3300 3100
Wire Wire Line
	6650 3200 6650 2850
Wire Wire Line
	6550 3200 6650 3200
Wire Wire Line
	6550 3400 6700 3400
Wire Wire Line
	6550 3300 6700 3300
NoConn ~ 7850 3500
Connection ~ 7650 3100
Wire Wire Line
	7650 3550 7650 3100
Wire Wire Line
	7650 3850 7650 3900
Wire Wire Line
	7600 3400 7850 3400
$Comp
L power:GND #PWR05
U 1 1 5FD6ECE1
P 7150 3900
F 0 "#PWR05" H 7150 3650 50  0001 C CNN
F 1 "GND" H 7155 3727 50  0000 C CNN
F 2 "" H 7150 3900 50  0001 C CNN
F 3 "" H 7150 3900 50  0001 C CNN
	1    7150 3900
	1    0    0    -1  
$EndComp
Wire Wire Line
	8150 3700 8150 3900
$Comp
L power:GND #PWR07
U 1 1 5FD5FFFB
P 8150 3900
F 0 "#PWR07" H 8150 3650 50  0001 C CNN
F 1 "GND" H 8155 3727 50  0000 C CNN
F 2 "" H 8150 3900 50  0001 C CNN
F 3 "" H 8150 3900 50  0001 C CNN
	1    8150 3900
	1    0    0    -1  
$EndComp
Wire Wire Line
	7600 3300 7850 3300
Wire Wire Line
	7650 3100 7650 2850
Wire Wire Line
	7850 3100 7650 3100
$Comp
L Connector:USB_B_Micro J3
U 1 1 5FD48C76
P 8150 3300
F 0 "J3" H 7920 3289 50  0000 R CNN
F 1 "USB_B_Micro" H 7920 3198 50  0000 R CNN
F 2 "e-tinkers:U254-051T-4BH83" H 8300 3250 50  0001 C CNN
F 3 "~" H 8300 3250 50  0001 C CNN
	1    8150 3300
	-1   0    0    -1  
$EndComp
$Comp
L Device:C C8
U 1 1 5FD28DC7
P 7650 3700
F 0 "C8" H 7765 3746 50  0000 L CNN
F 1 "0.1uF" H 7765 3655 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 7688 3550 50  0001 C CNN
F 3 "~" H 7650 3700 50  0001 C CNN
	1    7650 3700
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR06
U 1 1 5FD28944
P 7650 3900
F 0 "#PWR06" H 7650 3650 50  0001 C CNN
F 1 "GND" H 7655 3727 50  0000 C CNN
F 2 "" H 7650 3900 50  0001 C CNN
F 3 "" H 7650 3900 50  0001 C CNN
	1    7650 3900
	1    0    0    -1  
$EndComp
Wire Wire Line
	7150 3900 7150 3850
NoConn ~ 4550 3800
$Comp
L Device:C C2
U 1 1 5FA56AE6
P 3850 1600
F 0 "C2" H 3965 1646 50  0000 L CNN
F 1 "NC" H 3965 1555 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 3888 1450 50  0001 C CNN
F 3 "~" H 3850 1600 50  0001 C CNN
	1    3850 1600
	1    0    0    -1  
$EndComp
$Comp
L Device:C C3
U 1 1 5FA56485
P 4350 1600
F 0 "C3" H 4100 1650 50  0000 L CNN
F 1 "NC" H 4100 1550 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 4388 1450 50  0001 C CNN
F 3 "~" H 4350 1600 50  0001 C CNN
	1    4350 1600
	1    0    0    -1  
$EndComp
$Comp
L Device:R R1
U 1 1 5FA55CBE
P 4100 1400
F 0 "R1" V 3893 1400 50  0000 C CNN
F 1 "0" V 3984 1400 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 4030 1400 50  0001 C CNN
F 3 "~" H 4100 1400 50  0001 C CNN
	1    4100 1400
	0    1    1    0   
$EndComp
$Comp
L e-tinkers:USBLC6-2SC6 U1
U 1 1 5FE25378
P 7150 3350
F 0 "U1" H 7150 4031 50  0000 C CNN
F 1 "USBLC6-2SC6" H 7150 3940 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23-6_Handsoldering" H 7250 2950 50  0001 C CNN
F 3 "https://gct.co/files/drawings/sim5051.pdf?v=fde3e267-f8d9-4afe-a571-14a8876a71fc" H 7350 3700 50  0001 C CNN
	1    7150 3350
	1    0    0    -1  
$EndComp
Wire Wire Line
	6650 2850 7150 2850
Connection ~ 7150 2850
Wire Wire Line
	7150 2850 7650 2850
$Comp
L Connector:Conn_Coaxial J1
U 1 1 5FE49F30
P 3350 1400
F 0 "J1" H 3278 1638 50  0000 C CNN
F 1 "LTE Antenna" H 3278 1547 50  0000 C CNN
F 2 "Connector_Coaxial:U.FL_Hirose_U.FL-R-SMT-1_Vertical" H 3350 1400 50  0001 C CNN
F 3 " ~" H 3350 1400 50  0001 C CNN
	1    3350 1400
	-1   0    0    -1  
$EndComp
$Comp
L power:GND #PWR02
U 1 1 5FE677FD
P 3350 1900
F 0 "#PWR02" H 3350 1650 50  0001 C CNN
F 1 "GND" H 3355 1727 50  0000 C CNN
F 2 "" H 3350 1900 50  0001 C CNN
F 3 "" H 3350 1900 50  0001 C CNN
	1    3350 1900
	1    0    0    -1  
$EndComp
Wire Wire Line
	3350 1900 3350 1800
$Comp
L Connector:Conn_Coaxial J2
U 1 1 5FE87D09
P 7450 1400
F 0 "J2" H 7350 1650 50  0000 L CNN
F 1 "GNSS Antenna" H 7250 1550 50  0000 L CNN
F 2 "Connector_Coaxial:U.FL_Hirose_U.FL-R-SMT-1_Vertical" H 7450 1400 50  0001 C CNN
F 3 " ~" H 7450 1400 50  0001 C CNN
	1    7450 1400
	1    0    0    -1  
$EndComp
Wire Wire Line
	7450 1650 7450 1600
$Comp
L SimCom:SIM7080G U2
U 1 1 5FF13EA6
P 5550 4300
F 0 "U2" H 5550 7467 50  0000 C CNN
F 1 "SIM7080G" H 5550 7376 50  0000 C CNN
F 2 "SimCom:SIM7080G" H 4750 1700 50  0001 R CNN
F 3 "https://www.simcom.com/index.php/product/SIM7080G.html" H 5550 4300 50  0001 C CNN
	1    5550 4300
	1    0    0    -1  
$EndComp
Connection ~ 4550 2300
Connection ~ 4550 2750
Wire Wire Line
	6550 1650 7450 1650
Wire Wire Line
	7450 1750 7450 1650
Connection ~ 7450 1650
$Comp
L Switch:SW_Push SW1
U 1 1 5FF46E07
P 3850 3350
F 0 "SW1" V 3800 3650 50  0000 R CNN
F 1 "PWRKEY" V 3700 3700 50  0000 R CNN
F 2 "e-tinkers:SW_TS-1101-X-X" H 3850 3550 50  0001 C CNN
F 3 "~" H 3850 3550 50  0001 C CNN
	1    3850 3350
	0    -1   -1   0   
$EndComp
Text GLabel 6650 2400 2    50   Input ~ 0
STAT
Text GLabel 6650 1950 2    50   Input ~ 0
NETLIGHT
Wire Wire Line
	2750 5100 2750 4750
Wire Wire Line
	2950 4900 2950 4750
Wire Wire Line
	2850 4750 2850 5000
Connection ~ 2750 5100
Wire Wire Line
	3850 3100 4550 3100
Wire Wire Line
	3850 3600 3850 3550
$Comp
L Device:D_Schottky_ALT D1
U 1 1 6052838C
P 3600 3100
F 0 "D1" H 3450 3000 50  0000 C CNN
F 1 "SD103AWS" H 3450 2900 50  0000 C CNN
F 2 "Diode_SMD:D_SOD-323_HandSoldering" H 3600 3100 50  0001 C CNN
F 3 "~" H 3600 3100 50  0001 C CNN
	1    3600 3100
	1    0    0    -1  
$EndComp
Wire Wire Line
	3850 3100 3750 3100
Connection ~ 3850 3100
Wire Wire Line
	4550 1800 4350 1800
Connection ~ 4550 1800
Connection ~ 3350 1800
Wire Wire Line
	3350 1800 3350 1600
Connection ~ 3850 1800
Connection ~ 4350 1800
Wire Wire Line
	3850 1750 3850 1800
Wire Wire Line
	4350 1750 4350 1800
Wire Wire Line
	4250 1400 4350 1400
Wire Wire Line
	4350 1400 4350 1450
Connection ~ 4350 1400
Wire Wire Line
	4350 1400 4550 1400
Wire Wire Line
	3850 1400 3850 1450
Wire Wire Line
	3550 1400 3850 1400
Wire Wire Line
	3350 1800 3850 1800
Wire Wire Line
	3850 1800 4350 1800
Wire Wire Line
	3950 1400 3850 1400
Connection ~ 3850 1400
$Comp
L Jumper:SolderJumper_2_Open JP1
U 1 1 609BD4D5
P 6800 5000
F 0 "JP1" H 6800 5100 50  0000 C CNN
F 1 "SolderJumper_2_Open" H 7050 4850 50  0000 C CNN
F 2 "Jumper:SolderJumper-2_P1.3mm_Open_Pad1.0x1.5mm" H 6800 5000 50  0001 C CNN
F 3 "~" H 6800 5000 50  0001 C CNN
	1    6800 5000
	1    0    0    -1  
$EndComp
Wire Wire Line
	6550 5000 6650 5000
Wire Wire Line
	6950 5000 7050 5000
$Comp
L power:GND #PWR011
U 1 1 60AB587A
P 2150 6750
F 0 "#PWR011" H 2150 6500 50  0001 C CNN
F 1 "GND" H 2155 6577 50  0000 C CNN
F 2 "" H 2150 6750 50  0001 C CNN
F 3 "" H 2150 6750 50  0001 C CNN
	1    2150 6750
	1    0    0    -1  
$EndComp
Connection ~ 2950 4900
Wire Wire Line
	2000 6450 2000 5000
Connection ~ 2850 5000
Wire Wire Line
	1900 6550 1900 5100
Wire Wire Line
	2150 6650 2150 6750
Wire Wire Line
	2100 4900 2100 6350
Wire Wire Line
	2000 6450 2150 6450
Wire Wire Line
	1900 6550 2150 6550
Wire Wire Line
	2100 6350 2150 6350
Wire Wire Line
	1900 5100 2750 5100
Wire Wire Line
	2000 5000 2850 5000
Wire Wire Line
	2100 4900 2950 4900
NoConn ~ 8250 3700
Wire Wire Line
	6900 1400 7100 1400
$Comp
L power:GND #PWR012
U 1 1 60EBC615
P 3850 6900
F 0 "#PWR012" H 3850 6650 50  0001 C CNN
F 1 "GND" H 3855 6727 50  0000 C CNN
F 2 "" H 3850 6900 50  0001 C CNN
F 3 "" H 3850 6900 50  0001 C CNN
	1    3850 6900
	1    0    0    -1  
$EndComp
Wire Wire Line
	2950 4900 3350 4900
Wire Wire Line
	2850 5000 3450 5000
Wire Wire Line
	2750 5100 3550 5100
Wire Wire Line
	3250 4750 3250 4800
Wire Wire Line
	3250 4800 3850 4800
Connection ~ 3850 4800
Wire Wire Line
	3850 4800 4550 4800
Wire Wire Line
	3750 6450 3850 6450
Wire Wire Line
	3850 4800 3850 6450
Wire Wire Line
	3750 6650 3850 6650
Wire Wire Line
	3850 6650 3850 6900
NoConn ~ 3750 6550
Wire Wire Line
	3250 4800 3250 5200
Connection ~ 3250 4800
Wire Wire Line
	3350 4900 3350 5200
Connection ~ 3350 4900
Wire Wire Line
	3350 4900 4550 4900
Wire Wire Line
	3450 5000 3450 5200
Connection ~ 3450 5000
Wire Wire Line
	3450 5000 4550 5000
Wire Wire Line
	3550 5100 3550 5200
Connection ~ 3550 5100
Wire Wire Line
	3550 5100 4550 5100
Text GLabel 7950 2850 2    50   Input ~ 0
VBUS
Text GLabel 7450 1050 2    50   Input ~ 0
VANT
Wire Wire Line
	7450 1050 7100 1050
Wire Wire Line
	7100 1050 7100 1400
Connection ~ 7100 1400
Wire Wire Line
	7100 1400 7250 1400
Wire Wire Line
	7950 2850 7650 2850
Connection ~ 7650 2850
$Comp
L e-tinkers:ST4SIM-200M U3
U 1 1 60DDE116
P 3750 6650
F 0 "U3" H 4550 5863 60  0000 C CNN
F 1 "ST4SIM-200M" H 4550 5969 60  0000 C CNN
F 2 "e-tinkers:ST4SIM-200M" H 4550 6890 60  0001 C CNN
F 3 "https://www.st.com/resource/en/data_brief/st4sim-200m.pdf" H 3750 6650 60  0001 C CNN
	1    3750 6650
	-1   0    0    1   
$EndComp
$Comp
L Device:CP C4
U 1 1 60DF9F2D
P 3350 2550
F 0 "C4" H 3400 2650 50  0000 L CNN
F 1 "100uF" H 3400 2450 50  0000 L CNN
F 2 "Capacitor_Tantalum_SMD:CP_EIA-3528-12_Kemet-T_Pad1.50x2.35mm_HandSolder" H 3388 2400 50  0001 C CNN
F 3 "~" H 3350 2550 50  0001 C CNN
	1    3350 2550
	1    0    0    -1  
$EndComp
$Comp
L Device:C C6
U 1 1 5F88EACB
P 3950 2550
F 0 "C6" H 4000 2650 50  0000 L CNN
F 1 "1uF" H 4050 2450 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 3988 2400 50  0001 C CNN
F 3 "~" H 3950 2550 50  0001 C CNN
	1    3950 2550
	1    0    0    -1  
$EndComp
$EndSCHEMATC