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Last update 5 years 3 months
by John
Thermocouple_PSU.sch-bakEESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 2 5 Title "8-Channel Thermocouple Datalogger" Date "2017-02-11" Rev "1.1" Comp "JP Enterprises" Comment1 "Based on an original AD595 design" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L LM7805-RESCUE-ThermocoupleLogger U14 U 1 1 589C7DD7 P 5600 3400 F 0 "U14" H 5750 3204 50 0000 C CNN F 1 "LM7805" H 5600 3600 50 0000 C CNN F 2 "TO_SOT_Packages_THT:TO-220_Neutral123_Vertical" H 5600 3400 50 0001 C CNN F 3 "" H 5600 3400 50 0000 C CNN 1 5600 3400 1 0 0 -1 $EndComp $Comp L NCP1117ST33T3G-RESCUE-ThermocoupleLogger U13 U 1 1 589C7DDE P 5600 2350 F 0 "U13" H 5600 2600 50 0000 C CNN F 1 "NCP1117ST33T3G" H 5600 2550 50 0000 C CNN F 2 "" H 5600 2350 50 0001 C CNN F 3 "" H 5600 2350 50 0000 C CNN 1 5600 2350 1 0 0 -1 $EndComp $Comp L GND #PWR01 U 1 1 589C7DE5 P 5600 2600 F 0 "#PWR01" H 5600 2350 50 0001 C CNN F 1 "GND" H 5600 2450 50 0000 C CNN F 2 "" H 5600 2600 50 0000 C CNN F 3 "" H 5600 2600 50 0000 C CNN 1 5600 2600 1 0 0 -1 $EndComp $Comp L GND #PWR02 U 1 1 589C7DEB P 5600 3850 F 0 "#PWR02" H 5600 3600 50 0001 C CNN F 1 "GND" H 5600 3700 50 0000 C CNN F 2 "" H 5600 3850 50 0000 C CNN F 3 "" H 5600 3850 50 0000 C CNN 1 5600 3850 1 0 0 -1 $EndComp Wire Wire Line 5000 2300 5200 2300 Wire Wire Line 6000 2300 6500 2300 Wire Wire Line 6000 3350 6500 3350 Wire Wire Line 5050 3350 5200 3350 Wire Wire Line 6050 3650 6050 3850 Wire Wire Line 6050 3350 6050 3450 Connection ~ 6050 3350 Wire Wire Line 6300 3350 6300 3450 Wire Wire Line 6300 3850 6300 3650 Connection ~ 6300 3350 Wire Wire Line 5600 3650 5600 3850 Wire Wire Line 5600 3850 6300 3850 Connection ~ 6050 3850 Text GLabel 5000 2300 0 60 Input ~ 0 9V0 Text GLabel 6500 2300 2 60 BiDi ~ 0 3V3 Text GLabel 6500 3350 2 60 BiDi ~ 0 5V0 Connection ~ 6400 3350 Text GLabel 5050 3350 0 60 Input ~ 0 9V0 $Comp L GND #PWR03 U 1 1 589D9B90 P 9450 3100 F 0 "#PWR03" H 9450 2850 50 0001 C CNN F 1 "GND" H 9450 2950 50 0000 C CNN F 2 "" H 9450 3100 50 0000 C CNN F 3 "" H 9450 3100 50 0000 C CNN 1 9450 3100 1 0 0 -1 $EndComp $Comp L PWR_FLAG #FLG04 U 1 1 589D9BA2 P 9450 3000 F 0 "#FLG04" H 9450 3095 50 0001 C CNN F 1 "PWR_FLAG" H 9450 3180 50 0000 C CNN F 2 "" H 9450 3000 50 0000 C CNN F 3 "" H 9450 3000 50 0000 C CNN 1 9450 3000 1 0 0 -1 $EndComp Text Notes 8850 2650 0 60 ~ 0 Power Flags\n Wire Notes Line 8800 3600 10100 3600 Wire Notes Line 8800 2400 10100 2400 Wire Notes Line 8800 3600 8800 2400 Wire Notes Line 10100 2400 10100 3600 Wire Wire Line 9450 3000 9450 3100 $Comp L PWR_FLAG #FLG05 U 1 1 589E3727 P 9050 3000 F 0 "#FLG05" H 9050 3095 50 0001 C CNN F 1 "PWR_FLAG" H 9050 3180 50 0000 C CNN F 2 "" H 9050 3000 50 0000 C CNN F 3 "" H 9050 3000 50 0000 C CNN 1 9050 3000 1 0 0 -1 $EndComp Text GLabel 9050 3000 3 60 BiDi ~ 0 9V0 $Comp L C_Small C1 U 1 1 589F9200 P 6050 3550 F 0 "C1" H 6060 3620 50 0000 L CNN F 1 "0.1uF" H 6060 3470 50 0000 L CNN F 2 "" H 6050 3550 50 0001 C CNN F 3 "" H 6050 3550 50 0000 C CNN 1 6050 3550 1 0 0 -1 $EndComp $Comp L CP_Small C2 U 1 1 589F923F P 6300 3550 F 0 "C2" H 6310 3620 50 0000 L CNN F 1 "CP_Small" H 6310 3470 50 0000 L CNN F 2 "" H 6300 3550 50 0001 C CNN F 3 "" H 6300 3550 50 0000 C CNN 1 6300 3550 1 0 0 -1 $EndComp $Comp L C_Small C? U 1 1 5915D301 P 6200 2450 F 0 "C?" H 6292 2496 50 0000 L CNN F 1 "0.1u" H 6292 2405 50 0000 L CNN F 2 "" H 6200 2450 50 0001 C CNN F 3 "" H 6200 2450 50 0001 C CNN 1 6200 2450 1 0 0 -1 $EndComp $Comp L GND #PWR? U 1 1 5915D5EA P 6200 2600 F 0 "#PWR?" H 6200 2350 50 0001 C CNN F 1 "GND" H 6200 2450 50 0000 C CNN F 2 "" H 6200 2600 50 0001 C CNN F 3 "" H 6200 2600 50 0001 C CNN 1 6200 2600 1 0 0 -1 $EndComp Wire Wire Line 6200 2350 6200 2300 Connection ~ 6200 2300 Wire Wire Line 6200 2550 6200 2600 Text Notes 4850 5000 0 60 ~ 0 Need to add power connector (9vbattery / external PSU) $EndSCHEMATC