562 lines
11 KiB
Plaintext
562 lines
11 KiB
Plaintext
EESchema Schematic File Version 2
|
|
LIBS:power
|
|
LIBS:device
|
|
LIBS:switches
|
|
LIBS:relays
|
|
LIBS:motors
|
|
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:lts
|
|
EELAYER 25 0
|
|
EELAYER END
|
|
$Descr USLetter 11000 8500
|
|
encoding utf-8
|
|
Sheet 2 2
|
|
Title "Power Supply"
|
|
Date "2018-02-06"
|
|
Rev "AA"
|
|
Comp "Let's Talk Science"
|
|
Comment1 "Shawn Nock <shawn@monadnock.ca>"
|
|
Comment2 ""
|
|
Comment3 ""
|
|
Comment4 ""
|
|
$EndDescr
|
|
$Comp
|
|
L AP3012 U?
|
|
U 1 1 5A79E0C7
|
|
P 7350 4850
|
|
F 0 "U?" H 7550 5050 60 0000 C CNN
|
|
F 1 "AP3012" H 7350 4650 60 0000 C CNN
|
|
F 2 "" H 7250 4800 60 0001 C CNN
|
|
F 3 "" H 7250 4800 60 0001 C CNN
|
|
1 7350 4850
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR?
|
|
U 1 1 5A79E3D2
|
|
P 7150 5300
|
|
F 0 "#PWR?" H 7150 5050 50 0001 C CNN
|
|
F 1 "GND" H 7150 5150 50 0000 C CNN
|
|
F 2 "" H 7150 5300 50 0001 C CNN
|
|
F 3 "" H 7150 5300 50 0001 C CNN
|
|
1 7150 5300
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L +3.3V #PWR?
|
|
U 1 1 5A79E3E8
|
|
P 8050 4450
|
|
F 0 "#PWR?" H 8050 4300 50 0001 C CNN
|
|
F 1 "+3.3V" H 8050 4590 50 0000 C CNN
|
|
F 2 "" H 8050 4450 50 0001 C CNN
|
|
F 3 "" H 8050 4450 50 0001 C CNN
|
|
1 8050 4450
|
|
1 0 0 -1
|
|
$EndComp
|
|
Text HLabel 8750 4950 2 60 Input ~ 0
|
|
n5V_SHDN
|
|
$Comp
|
|
L L L?
|
|
U 1 1 5A79E407
|
|
P 7300 4500
|
|
F 0 "L?" V 7250 4500 50 0000 C CNN
|
|
F 1 "10uH" V 7375 4500 50 0000 C CNN
|
|
F 2 "" H 7300 4500 50 0001 C CNN
|
|
F 3 "" H 7300 4500 50 0001 C CNN
|
|
1 7300 4500
|
|
0 -1 -1 0
|
|
$EndComp
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5A79E525
|
|
P 8050 5150
|
|
F 0 "C?" H 8075 5250 50 0000 L CNN
|
|
F 1 "1uF" H 8075 5050 50 0000 L CNN
|
|
F 2 "" H 8088 5000 50 0001 C CNN
|
|
F 3 "" H 8050 5150 50 0001 C CNN
|
|
1 8050 5150
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5A79E606
|
|
P 6250 4950
|
|
F 0 "C?" H 6275 5050 50 0000 L CNN
|
|
F 1 "1uF" H 6275 4850 50 0000 L CNN
|
|
F 2 "" H 6288 4800 50 0001 C CNN
|
|
F 3 "" H 6250 4950 50 0001 C CNN
|
|
1 6250 4950
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L R R?
|
|
U 1 1 5A79E709
|
|
P 6600 4700
|
|
F 0 "R?" V 6680 4700 50 0000 C CNN
|
|
F 1 "30k" V 6600 4700 50 0000 C CNN
|
|
F 2 "" V 6530 4700 50 0001 C CNN
|
|
F 3 "" H 6600 4700 50 0001 C CNN
|
|
1 6600 4700
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L R R?
|
|
U 1 1 5A79E796
|
|
P 6600 5150
|
|
F 0 "R?" V 6680 5150 50 0000 C CNN
|
|
F 1 "10k" V 6600 5150 50 0000 C CNN
|
|
F 2 "" V 6530 5150 50 0001 C CNN
|
|
F 3 "" H 6600 5150 50 0001 C CNN
|
|
1 6600 5150
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L +5V #PWR?
|
|
U 1 1 5A79EB81
|
|
P 6250 4500
|
|
F 0 "#PWR?" H 6250 4350 50 0001 C CNN
|
|
F 1 "+5V" H 6250 4640 50 0000 C CNN
|
|
F 2 "" H 6250 4500 50 0001 C CNN
|
|
F 3 "" H 6250 4500 50 0001 C CNN
|
|
1 6250 4500
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L D_Schottky D?
|
|
U 1 1 5A79ED7A
|
|
P 6750 4500
|
|
F 0 "D?" H 6750 4600 50 0000 C CNN
|
|
F 1 "1N5819" H 6750 4700 50 0000 C CNN
|
|
F 2 "" H 6750 4500 50 0001 C CNN
|
|
F 3 "" H 6750 4500 50 0001 C CNN
|
|
1 6750 4500
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L USB_B J?
|
|
U 1 1 5A79F6C3
|
|
P 1550 5350
|
|
F 0 "J?" H 1350 5800 50 0000 L CNN
|
|
F 1 "USB_B" H 1350 5700 50 0000 L CNN
|
|
F 2 "" H 1700 5300 50 0001 C CNN
|
|
F 3 "" H 1700 5300 50 0001 C CNN
|
|
1 1550 5350
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR?
|
|
U 1 1 5A79F8F4
|
|
P 1550 5850
|
|
F 0 "#PWR?" H 1550 5600 50 0001 C CNN
|
|
F 1 "GND" H 1550 5700 50 0000 C CNN
|
|
F 2 "" H 1550 5850 50 0001 C CNN
|
|
F 3 "" H 1550 5850 50 0001 C CNN
|
|
1 1550 5850
|
|
1 0 0 -1
|
|
$EndComp
|
|
Text Notes 5950 4050 0 60 ~ 0
|
|
5V from Microbit's 3V3
|
|
$Comp
|
|
L TEST_1P J?
|
|
U 1 1 5A7B5211
|
|
P 4450 7350
|
|
F 0 "J?" H 4450 7620 50 0000 C CNN
|
|
F 1 "3V3" H 4450 7550 50 0000 C CNN
|
|
F 2 "" H 4650 7350 50 0001 C CNN
|
|
F 3 "" H 4650 7350 50 0001 C CNN
|
|
1 4450 7350
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L TEST_1P J?
|
|
U 1 1 5A7B5286
|
|
P 4700 7350
|
|
F 0 "J?" H 4700 7620 50 0000 C CNN
|
|
F 1 "BOOST" H 4700 7550 50 0000 C CNN
|
|
F 2 "" H 4900 7350 50 0001 C CNN
|
|
F 3 "" H 4900 7350 50 0001 C CNN
|
|
1 4700 7350
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L TEST_1P J?
|
|
U 1 1 5A7B533E
|
|
P 4950 7350
|
|
F 0 "J?" H 4950 7620 50 0000 C CNN
|
|
F 1 "GND" H 4950 7550 50 0000 C CNN
|
|
F 2 "" H 5150 7350 50 0001 C CNN
|
|
F 3 "" H 5150 7350 50 0001 C CNN
|
|
1 4950 7350
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L +3.3V #PWR?
|
|
U 1 1 5A7B5420
|
|
P 4450 7350
|
|
F 0 "#PWR?" H 4450 7200 50 0001 C CNN
|
|
F 1 "+3.3V" H 4450 7490 50 0000 C CNN
|
|
F 2 "" H 4450 7350 50 0001 C CNN
|
|
F 3 "" H 4450 7350 50 0001 C CNN
|
|
1 4450 7350
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L +5V #PWR?
|
|
U 1 1 5A7B5456
|
|
P 4700 7350
|
|
F 0 "#PWR?" H 4700 7200 50 0001 C CNN
|
|
F 1 "+5V" H 4700 7490 50 0000 C CNN
|
|
F 2 "" H 4700 7350 50 0001 C CNN
|
|
F 3 "" H 4700 7350 50 0001 C CNN
|
|
1 4700 7350
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR?
|
|
U 1 1 5A7B54E4
|
|
P 4950 7350
|
|
F 0 "#PWR?" H 4950 7100 50 0001 C CNN
|
|
F 1 "GND" H 4950 7200 50 0000 C CNN
|
|
F 2 "" H 4950 7350 50 0001 C CNN
|
|
F 3 "" H 4950 7350 50 0001 C CNN
|
|
1 4950 7350
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5A7B5A26
|
|
P 9150 3450
|
|
F 0 "C?" H 9175 3550 50 0000 L CNN
|
|
F 1 "10uF" H 9175 3350 50 0000 L CNN
|
|
F 2 "" H 9188 3300 50 0001 C CNN
|
|
F 3 "" H 9150 3450 50 0001 C CNN
|
|
1 9150 3450
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L +3.3V #PWR?
|
|
U 1 1 5A7B5AF1
|
|
P 9150 3300
|
|
F 0 "#PWR?" H 9150 3150 50 0001 C CNN
|
|
F 1 "+3.3V" H 9150 3440 50 0000 C CNN
|
|
F 2 "" H 9150 3300 50 0001 C CNN
|
|
F 3 "" H 9150 3300 50 0001 C CNN
|
|
1 9150 3300
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR?
|
|
U 1 1 5A7B5C22
|
|
P 9150 3600
|
|
F 0 "#PWR?" H 9150 3350 50 0001 C CNN
|
|
F 1 "GND" H 9150 3450 50 0000 C CNN
|
|
F 2 "" H 9150 3600 50 0001 C CNN
|
|
F 3 "" H 9150 3600 50 0001 C CNN
|
|
1 9150 3600
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L +3.3V #PWR?
|
|
U 1 1 5A7B627B
|
|
P 3450 4500
|
|
F 0 "#PWR?" H 3450 4350 50 0001 C CNN
|
|
F 1 "+3.3V" H 3450 4640 50 0000 C CNN
|
|
F 2 "" H 3450 4500 50 0001 C CNN
|
|
F 3 "" H 3450 4500 50 0001 C CNN
|
|
1 3450 4500
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L ESDR0502N U?
|
|
U 1 1 5A7B7CEA
|
|
P 2750 6000
|
|
F 0 "U?" H 3050 6200 60 0000 C CNN
|
|
F 1 "ESDR0502N" H 2900 5800 60 0000 C CNN
|
|
F 2 "" H 2750 6000 60 0001 C CNN
|
|
F 3 "" H 2750 6000 60 0001 C CNN
|
|
1 2750 6000
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
7450 4500 8050 4500
|
|
Wire Wire Line
|
|
6900 4500 6900 4750
|
|
Wire Wire Line
|
|
6900 4500 7150 4500
|
|
Connection ~ 6900 4500
|
|
Wire Wire Line
|
|
6900 4950 6600 4950
|
|
Wire Wire Line
|
|
6600 4500 6250 4500
|
|
Wire Wire Line
|
|
6250 4500 6250 4800
|
|
Wire Wire Line
|
|
6250 5100 6250 5300
|
|
Wire Wire Line
|
|
6250 5300 8050 5300
|
|
Connection ~ 6600 5300
|
|
Wire Wire Line
|
|
8050 4450 8050 5000
|
|
Wire Wire Line
|
|
7800 4750 8050 4750
|
|
Connection ~ 8050 4750
|
|
Connection ~ 8050 4500
|
|
Wire Wire Line
|
|
7800 4950 8750 4950
|
|
Wire Wire Line
|
|
6600 4850 6600 5000
|
|
Connection ~ 6600 4950
|
|
Wire Wire Line
|
|
6600 4550 6600 4500
|
|
Wire Wire Line
|
|
6900 4850 6800 4850
|
|
Wire Wire Line
|
|
6800 4850 6800 5300
|
|
Connection ~ 6800 5300
|
|
Wire Wire Line
|
|
1550 5750 1550 5850
|
|
Wire Notes Line
|
|
5950 5650 5950 4050
|
|
Wire Notes Line
|
|
5950 4050 8500 4050
|
|
Wire Notes Line
|
|
8500 4050 8500 5650
|
|
Wire Notes Line
|
|
8500 5650 5950 5650
|
|
Wire Wire Line
|
|
1450 5750 1550 5750
|
|
Wire Wire Line
|
|
1850 5450 3750 5450
|
|
Wire Wire Line
|
|
1850 5350 3750 5350
|
|
Wire Wire Line
|
|
1850 5150 3050 5150
|
|
Wire Wire Line
|
|
3050 5150 3050 4950
|
|
Wire Wire Line
|
|
3050 4950 3750 4950
|
|
Wire Wire Line
|
|
3600 4950 3600 4850
|
|
Wire Wire Line
|
|
3600 4850 3750 4850
|
|
Connection ~ 3600 4950
|
|
Wire Wire Line
|
|
2600 5650 2600 5150
|
|
Connection ~ 2600 5150
|
|
Wire Wire Line
|
|
2700 5650 2700 5350
|
|
Connection ~ 2700 5350
|
|
Wire Wire Line
|
|
2800 5650 2800 5450
|
|
Connection ~ 2800 5450
|
|
$Comp
|
|
L GND #PWR?
|
|
U 1 1 5A7B86D2
|
|
P 2250 6200
|
|
F 0 "#PWR?" H 2250 5950 50 0001 C CNN
|
|
F 1 "GND" H 2250 6050 50 0000 C CNN
|
|
F 2 "" H 2250 6200 50 0001 C CNN
|
|
F 3 "" H 2250 6200 50 0001 C CNN
|
|
1 2250 6200
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L VBUS #PWR?
|
|
U 1 1 5A7B871D
|
|
P 2100 5150
|
|
F 0 "#PWR?" H 2100 5000 50 0001 C CNN
|
|
F 1 "VBUS" H 2100 5300 50 0000 C CNN
|
|
F 2 "" H 2100 5150 50 0001 C CNN
|
|
F 3 "" H 2100 5150 50 0001 C CNN
|
|
1 2100 5150
|
|
1 0 0 -1
|
|
$EndComp
|
|
Connection ~ 2100 5150
|
|
Text Notes 8800 3100 0 30 ~ 0
|
|
Bulk Capacitance if Micro:bit powered
|
|
$Comp
|
|
L TEST_1P J?
|
|
U 1 1 5A7B8D33
|
|
P 4200 7350
|
|
F 0 "J?" H 4200 7620 50 0000 C CNN
|
|
F 1 "5V" H 4200 7550 50 0000 C CNN
|
|
F 2 "" H 4400 7350 50 0001 C CNN
|
|
F 3 "" H 4400 7350 50 0001 C CNN
|
|
1 4200 7350
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L VBUS #PWR?
|
|
U 1 1 5A7B8D68
|
|
P 4200 7350
|
|
F 0 "#PWR?" H 4200 7200 50 0001 C CNN
|
|
F 1 "VBUS" H 4200 7500 50 0000 C CNN
|
|
F 2 "" H 4200 7350 50 0001 C CNN
|
|
F 3 "" H 4200 7350 50 0001 C CNN
|
|
1 4200 7350
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L R R?
|
|
U 1 1 5A7B8E8A
|
|
P 3600 5150
|
|
F 0 "R?" V 3680 5150 50 0000 C CNN
|
|
F 1 "1k" V 3600 5150 50 0000 C CNN
|
|
F 2 "" V 3530 5150 50 0001 C CNN
|
|
F 3 "" H 3600 5150 50 0001 C CNN
|
|
1 3600 5150
|
|
0 1 1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
3450 4500 3450 5150
|
|
Wire Wire Line
|
|
3450 4750 3750 4750
|
|
$Comp
|
|
L VBUS #PWR?
|
|
U 1 1 5A7B8FFA
|
|
P 1750 7050
|
|
F 0 "#PWR?" H 1750 6900 50 0001 C CNN
|
|
F 1 "VBUS" H 1750 7200 50 0000 C CNN
|
|
F 2 "" H 1750 7050 50 0001 C CNN
|
|
F 3 "" H 1750 7050 50 0001 C CNN
|
|
1 1750 7050
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5A7B9034
|
|
P 1600 7250
|
|
F 0 "C?" H 1500 7350 50 0000 L CNN
|
|
F 1 "4.7uF" H 1350 7150 50 0000 L CNN
|
|
F 2 "" H 1638 7100 50 0001 C CNN
|
|
F 3 "" H 1600 7250 50 0001 C CNN
|
|
1 1600 7250
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5A7B90AB
|
|
P 1900 7250
|
|
F 0 "C?" H 1925 7350 50 0000 L CNN
|
|
F 1 "0.1uF" H 1925 7150 50 0000 L CNN
|
|
F 2 "" H 1938 7100 50 0001 C CNN
|
|
F 3 "" H 1900 7250 50 0001 C CNN
|
|
1 1900 7250
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR?
|
|
U 1 1 5A7B90EF
|
|
P 1750 7450
|
|
F 0 "#PWR?" H 1750 7200 50 0001 C CNN
|
|
F 1 "GND" H 1750 7300 50 0000 C CNN
|
|
F 2 "" H 1750 7450 50 0001 C CNN
|
|
F 3 "" H 1750 7450 50 0001 C CNN
|
|
1 1750 7450
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
1600 7100 1900 7100
|
|
Wire Wire Line
|
|
1750 7100 1750 7050
|
|
Connection ~ 1750 7100
|
|
Wire Wire Line
|
|
1750 7450 1750 7400
|
|
Wire Wire Line
|
|
1600 7400 1900 7400
|
|
Connection ~ 1750 7400
|
|
Connection ~ 3700 4750
|
|
Connection ~ 3450 4750
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5A7BA004
|
|
P 2500 7250
|
|
F 0 "C?" H 2400 7350 50 0000 L CNN
|
|
F 1 "4.7uF" H 2250 7150 50 0000 L CNN
|
|
F 2 "" H 2538 7100 50 0001 C CNN
|
|
F 3 "" H 2500 7250 50 0001 C CNN
|
|
1 2500 7250
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L C C?
|
|
U 1 1 5A7BA00A
|
|
P 2800 7250
|
|
F 0 "C?" H 2825 7350 50 0000 L CNN
|
|
F 1 "0.1uF" H 2825 7150 50 0000 L CNN
|
|
F 2 "" H 2838 7100 50 0001 C CNN
|
|
F 3 "" H 2800 7250 50 0001 C CNN
|
|
1 2800 7250
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR?
|
|
U 1 1 5A7BA010
|
|
P 2650 7450
|
|
F 0 "#PWR?" H 2650 7200 50 0001 C CNN
|
|
F 1 "GND" H 2650 7300 50 0000 C CNN
|
|
F 2 "" H 2650 7450 50 0001 C CNN
|
|
F 3 "" H 2650 7450 50 0001 C CNN
|
|
1 2650 7450
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
2500 7100 2800 7100
|
|
Wire Wire Line
|
|
2650 7100 2650 7050
|
|
Connection ~ 2650 7100
|
|
Wire Wire Line
|
|
2650 7450 2650 7400
|
|
Wire Wire Line
|
|
2500 7400 2800 7400
|
|
Connection ~ 2650 7400
|
|
$Comp
|
|
L +3.3V #PWR?
|
|
U 1 1 5A7BA047
|
|
P 2650 7050
|
|
F 0 "#PWR?" H 2650 6900 50 0001 C CNN
|
|
F 1 "+3.3V" H 2650 7190 50 0000 C CNN
|
|
F 2 "" H 2650 7050 50 0001 C CNN
|
|
F 3 "" H 2650 7050 50 0001 C CNN
|
|
1 2650 7050
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L CP2102N U?
|
|
U 1 1 5A7B76CE
|
|
P 4500 5450
|
|
F 0 "U?" H 4500 6250 60 0000 C CNN
|
|
F 1 "CP2102N" H 4950 4600 60 0000 C CNN
|
|
F 2 "" H 4500 5450 60 0001 C CNN
|
|
F 3 "" H 4500 5450 60 0001 C CNN
|
|
1 4500 5450
|
|
1 0 0 -1
|
|
$EndComp
|
|
$EndSCHEMATC
|