dsendcomm/hardware/pwr-stmicro.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 8 13
Title "Democratic Sendcomm"
Date "2021-01-16"
Rev "0.9.4"
Comp "Europalab Devices"
Comment1 "Copyright © 2021, Europalab Devices"
Comment2 "Fulfilling requirements of 20200210"
Comment3 "Pending quality assurance testing"
Comment4 "Release revision for manufacturing"
$EndDescr
$Comp
L power:+3V3 #PWR?
U 1 1 601CD688
P 5800 2350
AR Path="/5F53D687/601CD688" Ref="#PWR?"  Part="1" 
AR Path="/60040A68/601CD688" Ref="#PWR0126"  Part="1" 
F 0 "#PWR0126" H 5800 2200 50  0001 C CNN
F 1 "+3V3" H 5815 2523 50  0000 C CNN
F 2 "" H 5800 2350 50  0001 C CNN
F 3 "" H 5800 2350 50  0001 C CNN
	1    5800 2350
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C?
U 1 1 601CD68E
P 7550 4050
AR Path="/5F53D687/601CD68E" Ref="C?"  Part="1" 
AR Path="/60040A68/601CD68E" Ref="C72"  Part="1" 
F 0 "C72" H 7250 4096 50  0000 L CNN
F 1 "0,1uF" H 7250 4005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7550 4050 50  0001 C CNN
F 3 "~" H 7550 4050 50  0001 C CNN
	1    7550 4050
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C?
U 1 1 601CD694
P 7950 4050
AR Path="/5F53D687/601CD694" Ref="C?"  Part="1" 
AR Path="/60040A68/601CD694" Ref="C73"  Part="1" 
F 0 "C73" H 8042 4096 50  0000 L CNN
F 1 "4,7uF" H 8042 4005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7950 4050 50  0001 C CNN
F 3 "~" H 7950 4050 50  0001 C CNN
	1    7950 4050
	1    0    0    -1  
$EndComp
Connection ~ 5800 2450
Wire Wire Line
	5800 2450 5800 2350
$Comp
L Device:Battery_Cell BT?
U 1 1 601CD69E
P 6700 4250
AR Path="/5F53D687/601CD69E" Ref="BT?"  Part="1" 
AR Path="/60040A68/601CD69E" Ref="BT2"  Part="1" 
F 0 "BT2" H 6818 4346 50  0000 L CNN
F 1 "Battery_Cell" H 6818 4255 50  0000 L CNN
F 2 "Battery:BatteryHolder_Keystone_3002_1x2032" V 6700 4310 50  0001 C CNN
F 3 "~" V 6700 4310 50  0001 C CNN
	1    6700 4250
	1    0    0    -1  
$EndComp
Wire Wire Line
	7550 3950 7950 3950
Connection ~ 7550 3950
Wire Wire Line
	6700 4050 6500 4050
$Comp
L Device:C_Small C?
U 1 1 601CD6A7
P 6500 4150
AR Path="/5F53D687/601CD6A7" Ref="C?"  Part="1" 
AR Path="/60040A68/601CD6A7" Ref="C69"  Part="1" 
F 0 "C69" H 6200 4196 50  0000 L CNN
F 1 "0,1uF" H 6200 4105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6500 4150 50  0001 C CNN
F 3 "~" H 6500 4150 50  0001 C CNN
	1    6500 4150
	1    0    0    -1  
$EndComp
Wire Wire Line
	6500 4250 6500 4350
Wire Wire Line
	6700 4350 6600 4350
$Comp
L Device:C_Small C?
U 1 1 601CD6AF
P 3700 4350
AR Path="/5F53D687/601CD6AF" Ref="C?"  Part="1" 
AR Path="/60040A68/601CD6AF" Ref="C62"  Part="1" 
F 0 "C62" H 3400 4396 50  0000 L CNN
F 1 "0,1uF" H 3400 4305 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3700 4350 50  0001 C CNN
F 3 "~" H 3700 4350 50  0001 C CNN
	1    3700 4350
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C?
U 1 1 601CD6B5
P 4100 4350
AR Path="/5F53D687/601CD6B5" Ref="C?"  Part="1" 
AR Path="/60040A68/601CD6B5" Ref="C64"  Part="1" 
F 0 "C64" H 4192 4396 50  0000 L CNN
F 1 "4,7uF" H 4192 4305 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4100 4350 50  0001 C CNN
F 3 "~" H 4100 4350 50  0001 C CNN
	1    4100 4350
	1    0    0    -1  
$EndComp
Wire Wire Line
	4100 4250 3900 4250
Wire Wire Line
	3900 4250 3900 4150
Wire Wire Line
	6300 3250 5900 3250
Connection ~ 3900 4250
Wire Wire Line
	3900 4250 3700 4250
Wire Wire Line
	5900 3250 5900 4550
$Comp
L Device:C_Small C?
U 1 1 601CD6C1
P 6700 3250
AR Path="/5F53D687/601CD6C1" Ref="C?"  Part="1" 
AR Path="/60040A68/601CD6C1" Ref="C70"  Part="1" 
F 0 "C70" H 6400 3296 50  0000 L CNN
F 1 "0,1uF" H 6400 3205 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6700 3250 50  0001 C CNN
F 3 "~" H 6700 3250 50  0001 C CNN
	1    6700 3250
	1    0    0    -1  
$EndComp
Wire Wire Line
	5800 3050 6700 3050
Connection ~ 5800 3050
Wire Wire Line
	5800 3050 5800 2450
Wire Wire Line
	6700 3150 6700 3050
$Comp
L Device:C_Small C?
U 1 1 601CD6CB
P 7100 3250
AR Path="/5F53D687/601CD6CB" Ref="C?"  Part="1" 
AR Path="/60040A68/601CD6CB" Ref="C71"  Part="1" 
F 0 "C71" H 7192 3296 50  0000 L CNN
F 1 "4,7uF" H 7192 3205 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7100 3250 50  0001 C CNN
F 3 "~" H 7100 3250 50  0001 C CNN
	1    7100 3250
	1    0    0    -1  
$EndComp
Wire Wire Line
	7100 3150 7100 3050
Wire Wire Line
	7100 3050 6700 3050
Connection ~ 6700 3050
$Comp
L power:GND #PWR?
U 1 1 601CD6D4
P 6700 3550
AR Path="/5F53D687/601CD6D4" Ref="#PWR?"  Part="1" 
AR Path="/60040A68/601CD6D4" Ref="#PWR0127"  Part="1" 
F 0 "#PWR0127" H 6700 3300 50  0001 C CNN
F 1 "GND" H 6705 3377 50  0000 C CNN
F 2 "" H 6700 3550 50  0001 C CNN
F 3 "" H 6700 3550 50  0001 C CNN
	1    6700 3550
	1    0    0    -1  
$EndComp
Wire Wire Line
	6300 3250 6300 3350
$Comp
L Device:C_Small C?
U 1 1 601CD6DB
P 6300 3450
AR Path="/5F53D687/601CD6DB" Ref="C?"  Part="1" 
AR Path="/60040A68/601CD6DB" Ref="C68"  Part="1" 
F 0 "C68" H 6000 3496 50  0000 L CNN
F 1 "0,1uF" H 6000 3405 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6300 3450 50  0001 C CNN
F 3 "~" H 6300 3450 50  0001 C CNN
	1    6300 3450
	1    0    0    -1  
$EndComp
Wire Wire Line
	5800 3050 5800 4650
Wire Wire Line
	6700 3350 6700 3550
Wire Wire Line
	6300 3550 6700 3550
Connection ~ 6700 3550
Wire Wire Line
	7100 3350 7100 3550
Wire Wire Line
	7100 3550 6700 3550
Wire Wire Line
	5900 4650 5800 4650
Connection ~ 5900 4650
Wire Wire Line
	5900 4650 5900 4550
Connection ~ 5800 4650
Wire Wire Line
	5800 4650 5800 5050
Wire Wire Line
	4900 4150 3900 4150
$Comp
L Device:C_Small C?
U 1 1 601CD6F6
P 5400 2550
AR Path="/5F53D687/601CD6F6" Ref="C?"  Part="1" 
AR Path="/60040A68/601CD6F6" Ref="C67"  Part="1" 
F 0 "C67" H 5100 2596 50  0000 L CNN
F 1 "33pF" H 5100 2505 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 5400 2550 50  0001 C CNN
F 3 "~" H 5400 2550 50  0001 C CNN
	1    5400 2550
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 601CD6FE
P 5400 2650
AR Path="/5F53D687/601CD6FE" Ref="#PWR?"  Part="1" 
AR Path="/60040A68/601CD6FE" Ref="#PWR0128"  Part="1" 
F 0 "#PWR0128" H 5400 2400 50  0001 C CNN
F 1 "GND" H 5405 2477 50  0000 C CNN
F 2 "" H 5400 2650 50  0001 C CNN
F 3 "" H 5400 2650 50  0001 C CNN
	1    5400 2650
	1    0    0    -1  
$EndComp
Wire Wire Line
	5200 4950 5200 4650
Wire Wire Line
	5200 4650 5300 4650
Wire Wire Line
	5300 4650 5300 5050
$Comp
L Device:L_Small L?
U 1 1 601CD707
P 4500 3450
AR Path="/5F53D687/601CD707" Ref="L?"  Part="1" 
AR Path="/60040A68/601CD707" Ref="L16"  Part="1" 
F 0 "L16" H 4548 3496 50  0000 L CNN
F 1 "15uH" H 4548 3405 50  0000 L CNN
F 2 "Inductor_SMD:L_0805_2012Metric" H 4500 3450 50  0001 C CNN
F 3 "~" H 4500 3450 50  0001 C CNN
	1    4500 3450
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C?
U 1 1 601CD70D
P 4500 3650
AR Path="/5F53D687/601CD70D" Ref="C?"  Part="1" 
AR Path="/60040A68/601CD70D" Ref="C66"  Part="1" 
F 0 "C66" H 4592 3696 50  0000 L CNN
F 1 "0,47uF" H 4592 3605 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4500 3650 50  0001 C CNN
F 3 "~" H 4500 3650 50  0001 C CNN
	1    4500 3650
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R?
U 1 1 601CD713
P 4900 3250
AR Path="/5F53D687/601CD713" Ref="R?"  Part="1" 
AR Path="/60040A68/601CD713" Ref="R19"  Part="1" 
F 0 "R19" V 5000 3250 50  0000 C CNN
F 1 "0" V 5100 3250 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 4900 3250 50  0001 C CNN
F 3 "~" H 4900 3250 50  0001 C CNN
	1    4900 3250
	0    1    1    0   
$EndComp
Wire Wire Line
	5200 4650 5200 3150
Wire Wire Line
	5200 3150 4400 3150
Connection ~ 5200 4650
Wire Wire Line
	4400 3150 4400 3550
$Comp
L Device:C_Small C?
U 1 1 601CD71E
P 4300 3300
AR Path="/5F53D687/601CD71E" Ref="C?"  Part="1" 
AR Path="/60040A68/601CD71E" Ref="C65"  Part="1" 
F 0 "C65" H 4025 3346 50  0000 L CNN
F 1 "33pF" H 4025 3255 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4300 3300 50  0001 C CNN
F 3 "~" H 4300 3300 50  0001 C CNN
	1    4300 3300
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 601CD724
P 4300 3850
AR Path="/5F53D687/601CD724" Ref="#PWR?"  Part="1" 
AR Path="/60040A68/601CD724" Ref="#PWR0129"  Part="1" 
F 0 "#PWR0129" H 4300 3600 50  0001 C CNN
F 1 "GND" H 4305 3677 50  0000 C CNN
F 2 "" H 4300 3850 50  0001 C CNN
F 3 "" H 4300 3850 50  0001 C CNN
	1    4300 3850
	1    0    0    -1  
$EndComp
Wire Wire Line
	5300 4650 5300 3050
Wire Wire Line
	5300 3050 4300 3050
Wire Wire Line
	4300 3050 4300 3200
Connection ~ 5300 4650
Wire Wire Line
	4300 3400 4300 3550
Wire Wire Line
	4500 3750 4300 3750
Connection ~ 4300 3750
Wire Wire Line
	4300 3750 4300 3850
$Comp
L Device:C_Small C?
U 1 1 601CD732
P 3900 3300
AR Path="/5F53D687/601CD732" Ref="C?"  Part="1" 
AR Path="/60040A68/601CD732" Ref="C63"  Part="1" 
F 0 "C63" H 3625 3346 50  0000 L CNN
F 1 "33pF" H 3625 3255 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3900 3300 50  0001 C CNN
F 3 "~" H 3900 3300 50  0001 C CNN
	1    3900 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	5400 5150 5400 2950
Wire Wire Line
	5400 2950 3900 2950
Wire Wire Line
	3900 2950 3900 3200
Wire Wire Line
	3900 3400 3900 3550
Wire Wire Line
	3900 3550 4300 3550
Connection ~ 4300 3550
Wire Wire Line
	4300 3550 4300 3750
Wire Wire Line
	6100 4750 6100 4050
Wire Wire Line
	6100 4050 6500 4050
Connection ~ 6500 4050
Wire Wire Line
	6000 4850 6000 4550
Wire Wire Line
	6000 3950 7550 3950
Wire Wire Line
	6000 4550 5900 4550
Connection ~ 6000 4550
Wire Wire Line
	6000 4550 6000 3950
Connection ~ 5900 4550
Wire Wire Line
	7550 4150 7750 4150
Wire Wire Line
	6600 4350 6600 4450
Connection ~ 6600 4350
Wire Wire Line
	6600 4350 6500 4350
Wire Wire Line
	7750 4150 7750 4450
Connection ~ 7750 4150
Wire Wire Line
	7750 4150 7950 4150
Wire Wire Line
	5000 3250 5100 3250
$Comp
L Device:L_Small L?
U 1 1 601CD751
P 3600 3850
AR Path="/5F53D687/601CD751" Ref="L?"  Part="1" 
AR Path="/60040A68/601CD751" Ref="L15"  Part="1" 
F 0 "L15" H 3400 3900 50  0000 L CNN
F 1 "600" H 3400 3800 50  0000 L CNN
F 2 "Inductor_SMD:L_0805_2012Metric" 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 power:+3V3 #PWR?
U 1 1 601CD757
P 3600 3750
AR Path="/5F53D687/601CD757" Ref="#PWR?"  Part="1" 
AR Path="/60040A68/601CD757" Ref="#PWR0130"  Part="1" 
F 0 "#PWR0130" H 3600 3600 50  0001 C CNN
F 1 "+3V3" H 3615 3923 50  0000 C CNN
F 2 "" H 3600 3750 50  0001 C CNN
F 3 "" H 3600 3750 50  0001 C CNN
	1    3600 3750
	1    0    0    -1  
$EndComp
Wire Wire Line
	4400 3550 4500 3550
Connection ~ 4500 3550
Wire Wire Line
	4800 3250 4500 3250
Wire Wire Line
	4500 3250 4500 3350
Wire Wire Line
	3600 3950 3600 4150
Wire Wire Line
	3600 4150 3900 4150
Connection ~ 3900 4150
$Comp
L power:GND #PWR?
U 1 1 601D8622
P 7200 4450
AR Path="/5F53D687/601D8622" Ref="#PWR?"  Part="1" 
AR Path="/60040A68/601D8622" Ref="#PWR0131"  Part="1" 
F 0 "#PWR0131" H 7200 4200 50  0001 C CNN
F 1 "GND" H 7205 4277 50  0000 C CNN
F 2 "" H 7200 4450 50  0001 C CNN
F 3 "" H 7200 4450 50  0001 C CNN
	1    7200 4450
	1    0    0    -1  
$EndComp
Wire Wire Line
	6600 4450 7200 4450
Wire Wire Line
	7750 4450 7200 4450
Connection ~ 7200 4450
$Comp
L power:GND #PWR?
U 1 1 601E2FD1
P 3900 4450
AR Path="/5F53D687/601E2FD1" Ref="#PWR?"  Part="1" 
AR Path="/60040A68/601E2FD1" Ref="#PWR0132"  Part="1" 
F 0 "#PWR0132" H 3900 4200 50  0001 C CNN
F 1 "GND" H 3905 4277 50  0000 C CNN
F 2 "" H 3900 4450 50  0001 C CNN
F 3 "" H 3900 4450 50  0001 C CNN
	1    3900 4450
	1    0    0    -1  
$EndComp
Wire Wire Line
	3700 4450 3900 4450
Wire Wire Line
	4100 4450 3900 4450
Connection ~ 3900 4450
Text HLabel 4800 4750 0    50   UnSpc ~ 0
PWR_VDDA
Text HLabel 4800 4850 0    50   UnSpc ~ 0
PWR_VLXSMPS
Text HLabel 4800 4950 0    50   UnSpc ~ 0
PWR_VFBSMPS
Text HLabel 4800 5050 0    50   UnSpc ~ 0
PWR_VDDRF1V55
Text HLabel 4800 5150 0    50   UnSpc ~ 0
PWR_VDDPA
Text HLabel 6200 5150 2    50   UnSpc ~ 0
PWR_VDDRF
Text HLabel 6200 5050 2    50   UnSpc ~ 0
PWR_VDD1
Text HLabel 6200 4950 2    50   UnSpc ~ 0
PWR_VDD2
Text HLabel 6200 4850 2    50   UnSpc ~ 0
PWR_VDDSMPS
Text HLabel 6200 4750 2    50   UnSpc ~ 0
PWR_VBAT
Wire Wire Line
	4800 5150 5400 5150
Wire Wire Line
	4800 5050 5300 5050
Wire Wire Line
	4800 4950 5200 4950
Wire Wire Line
	4800 4850 5100 4850
Wire Wire Line
	4800 4750 4900 4750
Wire Wire Line
	6200 4750 6100 4750
Wire Wire Line
	6200 4850 6000 4850
Wire Wire Line
	6200 4950 5900 4950
Wire Wire Line
	6200 5050 5800 5050
Wire Wire Line
	6200 5150 5600 5150
Wire Wire Line
	5100 4850 5100 3250
Wire Wire Line
	4900 4750 4900 4150
Wire Wire Line
	5400 2450 5600 2450
Wire Wire Line
	5600 2450 5800 2450
Connection ~ 5600 2450
Wire Wire Line
	5600 5150 5600 2450
Wire Wire Line
	5900 4650 5900 4950
$EndSCHEMATC