EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L power:AC #PWR?
U 1 1 5E7E5D08
P 1700 1650
F 0 "#PWR?" H 1700 1550 50  0001 C CNN
F 1 "AC" H 1700 1925 50  0000 C CNN
F 2 "" H 1700 1650 50  0001 C CNN
F 3 "" H 1700 1650 50  0001 C CNN
	1    1700 1650
	1    0    0    -1  
$EndComp
$Comp
L Device:D_Bridge_+-AA D?
U 1 1 5E7E6586
P 1700 1950
F 0 "D?" H 2044 1996 50  0001 L CNN
F 1 "D_Bridge_+-AA" H 2044 1905 50  0001 L CNN
F 2 "" H 1700 1950 50  0001 C CNN
F 3 "~" H 1700 1950 50  0001 C CNN
	1    1700 1950
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5E7E7EC3
P 1700 2650
F 0 "#PWR?" H 1700 2400 50  0001 C CNN
F 1 "GND" H 1705 2477 50  0000 C CNN
F 2 "" H 1700 2650 50  0001 C CNN
F 3 "" H 1700 2650 50  0001 C CNN
	1    1700 2650
	1    0    0    -1  
$EndComp
$Comp
L Isolator:EL817 U?
U 1 1 5E7E87DD
P 3450 2050
F 0 "U?" H 3450 2375 50  0001 C CNN
F 1 "EL817" H 3450 2284 50  0001 C CNN
F 2 "Package_DIP:DIP-4_W7.62mm" H 3250 1850 50  0001 L CIN
F 3 "http://www.everlight.com/file/ProductFile/EL817.pdf" H 3450 2050 50  0001 L CNN
	1    3450 2050
	1    0    0    -1  
$EndComp
Wire Wire Line
	3150 1950 2000 1950
$Comp
L Device:R R?
U 1 1 5E7EA3F8
P 1700 2500
F 0 "R?" H 1770 2546 50  0000 L CNN
F 1 "R" H 1770 2455 50  0000 L CNN
F 2 "" V 1630 2500 50  0001 C CNN
F 3 "~" H 1700 2500 50  0001 C CNN
	1    1700 2500
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 5E7EB05F
P 3750 2300
F 0 "R?" H 3820 2346 50  0000 L CNN
F 1 "R" H 3820 2255 50  0000 L CNN
F 2 "" V 3680 2300 50  0001 C CNN
F 3 "~" H 3750 2300 50  0001 C CNN
	1    3750 2300
	1    0    0    -1  
$EndComp
Text GLabel 3750 2450 3    50   Input ~ 0
in
$Comp
L power:VCC #PWR?
U 1 1 5E7EC6D1
P 3850 1500
F 0 "#PWR?" H 3850 1350 50  0001 C CNN
F 1 "VCC" H 3867 1673 50  0000 C CNN
F 2 "" H 3850 1500 50  0001 C CNN
F 3 "" H 3850 1500 50  0001 C CNN
	1    3850 1500
	1    0    0    -1  
$EndComp
Wire Wire Line
	3850 1500 3850 1950
Wire Wire Line
	3850 1950 3750 1950
Wire Wire Line
	3150 2150 3150 2250
Wire Wire Line
	3150 2250 1700 2250
Connection ~ 1700 2250
Wire Wire Line
	1700 2250 1700 2350
Wire Wire Line
	1700 2250 1400 2250
Wire Wire Line
	1400 2250 1400 1950
$Comp
L Isolator:EL817 U?
U 1 1 5E7EDF77
P 7150 2150
F 0 "U?" H 7150 2475 50  0001 C CNN
F 1 "EL817" H 7150 2384 50  0001 C CNN
F 2 "Package_DIP:DIP-4_W7.62mm" H 6950 1950 50  0001 L CIN
F 3 "http://www.everlight.com/file/ProductFile/EL817.pdf" H 7150 2150 50  0001 L CNN
	1    7150 2150
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR?
U 1 1 5E7F074B
P 6100 1700
F 0 "#PWR?" H 6100 1550 50  0001 C CNN
F 1 "VCC" H 6117 1873 50  0000 C CNN
F 2 "" H 6100 1700 50  0001 C CNN
F 3 "" H 6100 1700 50  0001 C CNN
	1    6100 1700
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 5E7F1153
P 6100 1850
F 0 "R?" H 6170 1896 50  0000 L CNN
F 1 "R" H 6170 1805 50  0000 L CNN
F 2 "" V 6030 1850 50  0001 C CNN
F 3 "~" H 6100 1850 50  0001 C CNN
	1    6100 1850
	1    0    0    -1  
$EndComp
Wire Wire Line
	6850 2050 6100 2050
Wire Wire Line
	6100 2050 6100 2000
$Comp
L power:GND #PWR?
U 1 1 5E7F1E8D
P 6150 2350
F 0 "#PWR?" H 6150 2100 50  0001 C CNN
F 1 "GND" H 6155 2177 50  0000 C CNN
F 2 "" H 6150 2350 50  0001 C CNN
F 3 "" H 6150 2350 50  0001 C CNN
	1    6150 2350
	1    0    0    -1  
$EndComp
Wire Wire Line
	6850 2250 6150 2250
Wire Wire Line
	6150 2250 6150 2350
$Comp
L power:GND #PWR?
U 1 1 5E7F27B6
P 7500 2400
F 0 "#PWR?" H 7500 2150 50  0001 C CNN
F 1 "GND" H 7505 2227 50  0000 C CNN
F 2 "" H 7500 2400 50  0001 C CNN
F 3 "" H 7500 2400 50  0001 C CNN
	1    7500 2400
	1    0    0    -1  
$EndComp
Wire Wire Line
	7450 2250 7500 2250
Wire Wire Line
	7500 2250 7500 2400
$Comp
L Device:R R?
U 1 1 5E7F30DF
P 7950 2050
F 0 "R?" V 8157 2050 50  0000 C CNN
F 1 "R" V 8066 2050 50  0000 C CNN
F 2 "" V 7880 2050 50  0001 C CNN
F 3 "~" H 7950 2050 50  0001 C CNN
	1    7950 2050
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR?
U 1 1 5E7F4244
P 8400 1750
F 0 "#PWR?" H 8400 1600 50  0001 C CNN
F 1 "VCC" H 8417 1923 50  0000 C CNN
F 2 "" H 8400 1750 50  0001 C CNN
F 3 "" H 8400 1750 50  0001 C CNN
	1    8400 1750
	1    0    0    -1  
$EndComp
Wire Wire Line
	7800 2050 7450 2050
Wire Wire Line
	8100 2050 8400 2050
Wire Wire Line
	8400 2050 8400 1750
Connection ~ 8400 2050
Text GLabel 8850 2050 2    50   Input ~ 0
in
Wire Wire Line
	8850 2050 8400 2050
$EndSCHEMATC