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digi_protect_fuel.sch
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EESchema Schematic File Version 1
LIBS:power,./freeEMS_lib,device,conn,linear,regul,74xx,cmos4000,adc-dac,memory,xilinx,special,microcontrollers,dsp,microchip,analog_switches,motorola,texas,intel,audio,interface,digital-audio,philips,display,cypress,siliconi,contrib,valves,./freeEMS_1.cache
EELAYER 23 0
EELAYER END
$Descr A4 11700 8267
Sheet 20 41
Title "freeEMS 1.0"
Date "15 nov 2008"
Rev "A.20"
Comp "diyefi.org"
Comment1 "digi_protect.sch"
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
Wire Wire Line
4350 1750 4550 1750
Wire Wire Line
2800 1350 1950 1350
Wire Wire Line
2800 2250 2800 2150
Wire Wire Line
3850 1750 2650 1750
Connection ~ 3250 1750
Wire Wire Line
2150 1750 1950 1750
Wire Wire Line
3250 2150 1950 2150
Connection ~ 2800 2150
$Comp
L R R52
U 1 1 489B944C
P 4100 1750
F 0 "R52" V 4180 1750 50 0000 C C
F 1 "10k" V 4100 1750 50 0000 C C
F 2 "R4-SM0805" V 4280 1850 60 0001 C C
F 4 "newark,38K0328" V 1130 2600 60 0001 C C
F 5 "vendor1, smd w hem" V 1130 2600 60 0001 C C
F 6 "vendor2, thru w hem" V 1130 2600 60 0001 C C
F 7 "vendor2, smd w hem" V 1130 2600 60 0001 C C
F 8 "250,mW" V 1130 2600 60 0001 C C
F 9 "5,%" V 1130 2600 60 0001 C C
F 10 "Carbon Film" V 1130 2600 60 0001 C C
F 11 "other,more,stuff" V 1130 2600 60 0001 C C
1 4100 1750
0 1 1 0
$EndComp
$Comp
L DIODE D35
U 1 1 489B937D
P 2800 1550
F 0 "D35" H 2800 1650 40 0000 C C
F 1 "DIODE" H 2800 1450 40 0000 C C
F 2 "D4-SMB" V 1130 2600 60 0001 C C
F 4 "newark,98K1092" V 1130 2600 60 0001 C C
F 5 "vendor1, smd w hem" V 1130 2600 60 0001 C C
F 6 "vendor2, thru w hem" V 1130 2600 60 0001 C C
F 7 "vendor2, smd w hem" V 1130 2600 60 0001 C C
F 8 "reverse,V" V 1130 2600 60 0001 C C
F 9 "current,A" V 1130 2600 60 0001 C C
F 10 "x" V 1130 2600 60 0001 C C
F 11 "other,more,stuff" V 1130 2600 60 0001 C C
1 2800 1550
0 -1 -1 0
$EndComp
Text GLabel 1950 1350 0 60 Input
digi_vcc
$Comp
L ZENER D36
U 1 1 486F8DB9
P 2800 1950
F 0 "D36" H 2800 2050 50 0000 C C
F 1 "5V1" H 2800 1850 40 0000 C C
F 2 "D4-SMB" V 1130 2600 60 0001 C C
F 4 "newark,18M3285" V 1130 2600 60 0001 C C
F 5 "vendor1, smd w hem" V 1130 2600 60 0001 C C
F 6 "vendor2, thru w hem" V 1130 2600 60 0001 C C
F 7 "vendor2, smd w hem" V 1130 2600 60 0001 C C
F 8 "500,mW" V 1130 2600 60 0001 C C
F 9 "20,mA" V 1130 2600 60 0001 C C
F 10 "X" V 1130 2600 60 0001 C C
F 11 "other,more,stuff" V 1130 2600 60 0001 C C
1 2800 1950
0 -1 -1 0
$EndComp
$Comp
L R R51
U 1 1 486F8D89
P 2400 1750
F 0 "R51" V 2480 1750 50 0000 C C
F 1 "10k" V 2400 1750 50 0000 C C
F 2 "R4-SM0805" V 2580 1850 60 0001 C C
F 4 "newark,38K0328" V 1130 2600 60 0001 C C
F 5 "vendor1, smd w hem" V 1130 2600 60 0001 C C
F 6 "vendor2, thru w hem" V 1130 2600 60 0001 C C
F 7 "vendor2, smd w hem" V 1130 2600 60 0001 C C
F 8 "250,mW" V 1130 2600 60 0001 C C
F 9 "5,%" V 1130 2600 60 0001 C C
F 10 "Carbon Film" V 1130 2600 60 0001 C C
F 11 "other,more,stuff" V 1130 2600 60 0001 C C
1 2400 1750
0 1 1 0
$EndComp
$Comp
L C C27
U 1 1 486F8D85
P 3250 1950
F 0 "C27" H 3300 2050 50 0000 L C
F 1 "100nF" H 3300 1850 50 0000 L C
F 2 "C1V7" V 1130 2600 60 0001 C C
F 4 "newark,39K8137" V 1130 2600 60 0001 C C
F 5 "vendor1, smd w hem" V 1130 2600 60 0001 C C
F 6 "vendor2, thru w hem" V 1130 2600 60 0001 C C
F 7 "vendor2, smd w hem" V 1130 2600 60 0001 C C
F 8 "50,V" V 1130 2600 60 0001 C C
F 9 "10,%" V 1130 2600 60 0001 C C
F 10 "Multilayer Ceramic" V 1130 2600 60 0001 C C
F 11 "other,more,stuff" V 1130 2600 60 0001 C C
1 3250 1950
1 0 0 -1
$EndComp
$Comp
L GND #PWR033
U 1 1 486F8D7E
P 2800 2250
F 0 "#PWR033" H 2800 2250 30 0001 C C
F 1 "GND" H 2800 2180 30 0001 C C
1 2800 2250
1 0 0 -1
$EndComp
Text GLabel 1950 2150 0 60 BiDi
digi_gnd
Text GLabel 1950 1750 0 60 BiDi
digi_CPU
Text GLabel 4550 1750 2 60 BiDi
digi_device
$EndSCHEMATC