mirror of
https://github.com/hatlabs/SH-ESP32-engine-hat.git
synced 2025-05-28 04:50:20 -07:00
139 lines
3.5 KiB
Plaintext
139 lines
3.5 KiB
Plaintext
EESchema Schematic File Version 4
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EELAYER 30 0
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EELAYER END
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$Descr A4 11693 8268
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encoding utf-8
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Sheet 5 5
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Title "Tank Top Hat for SH-ESP32"
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Date "2021-04-21"
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Rev "0.1.0"
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Comp "Hat Labs Ltd"
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Comment1 "https://creativecommons.org/licenses/by-sa/4.0"
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Comment2 "To view a copy of this license, visit "
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Comment3 "This design is licensed under CC BY-SA 4.0."
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Comment4 ""
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$EndDescr
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$Comp
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L Device:R R501
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U 1 1 607126A4
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P 3100 2650
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F 0 "R501" V 2893 2650 50 0000 C CNN
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F 1 "3.3k" V 2984 2650 50 0000 C CNN
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F 2 "Resistor_SMD:R_0805_2012Metric" V 3030 2650 50 0001 C CNN
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F 3 "~" H 3100 2650 50 0001 C CNN
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F 4 "C25890" H 3100 2650 50 0001 C CNN "LCSC"
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1 3100 2650
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0 1 1 0
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$EndComp
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$Comp
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L Device:C C502
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U 1 1 607136D7
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P 3900 2950
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F 0 "C502" H 4015 2996 50 0000 L CNN
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F 1 "4.7nF" H 4015 2905 50 0000 L CNN
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F 2 "Capacitor_SMD:C_0603_1608Metric" H 3938 2800 50 0001 C CNN
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F 3 "~" H 3900 2950 50 0001 C CNN
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F 4 "C53987" H 3900 2950 50 0001 C CNN "LCSC"
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1 3900 2950
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1 0 0 -1
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$EndComp
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$Comp
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L Connector_Generic:Conn_01x02 J501
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U 1 1 60715C5C
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P 2400 2750
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F 0 "J501" H 2318 2425 50 0000 C CNN
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F 1 "Conn_01x02" H 2318 2516 50 0000 C CNN
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F 2 "Connector_Phoenix_MC:PhoenixContact_MCV_1,5_2-G-3.81_1x02_P3.81mm_Vertical" H 2400 2750 50 0001 C CNN
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F 3 "~" H 2400 2750 50 0001 C CNN
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F 4 "C441332" H 2400 2750 50 0001 C CNN "LCSC"
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1 2400 2750
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-1 0 0 1
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$EndComp
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Wire Wire Line
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3900 3700 3900 3100
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Wire Wire Line
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3900 2800 3900 2650
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Wire Wire Line
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2750 3200 2750 2750
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Wire Wire Line
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2750 2750 2600 2750
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Text Notes 1700 3050 0 50 ~ 0
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To tach sender or\nalternator W-terminal\n
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Text Notes 5200 2950 0 50 ~ 0
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To SH-ESP32 opto input
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Text Notes 2700 2200 0 50 ~ 0
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RC filter cutoff freq 10.2 kHz
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Text Label 2750 3200 0 50 ~ 0
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ISO_GND
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Wire Wire Line
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4350 3200 4350 3100
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Wire Wire Line
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4350 2650 5050 2650
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Connection ~ 4350 2650
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Wire Wire Line
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4350 2800 4350 2650
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$Comp
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L Device:D_Zener D501
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U 1 1 60720462
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P 4350 2950
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F 0 "D501" V 4304 3030 50 0000 L CNN
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F 1 "BZT52C16S" V 4395 3030 50 0000 L CNN
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F 2 "Diode_SMD:D_SOD-323" H 4350 2950 50 0001 C CNN
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F 3 "~" H 4350 2950 50 0001 C CNN
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F 4 "C173447" V 4350 2950 50 0001 C CNN "LCSC"
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1 4350 2950
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0 1 1 0
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$EndComp
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Text Notes 4100 2200 0 50 ~ 0
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Zener used to limit the \noptocoupler forward current
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Wire Wire Line
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2600 2650 2950 2650
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Connection ~ 3900 2650
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Wire Wire Line
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3900 2650 4350 2650
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Wire Wire Line
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3250 2650 3450 2650
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$Comp
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L Jumper:SolderJumper_2_Open JP501
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U 1 1 6081D779
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P 3450 2950
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F 0 "JP501" V 3496 2862 50 0000 R CNN
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F 1 "SolderJumper_2_Open" V 3400 2850 50 0001 R CNN
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F 2 "Jumper:SolderJumper-2_P1.3mm_Open_Pad1.0x1.5mm" H 3450 2950 50 0001 C CNN
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F 3 "~" H 3450 2950 50 0001 C CNN
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1 3450 2950
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0 -1 -1 0
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$EndComp
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Wire Wire Line
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3450 2800 3450 2650
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Connection ~ 3450 2650
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Wire Wire Line
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3450 2650 3900 2650
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$Comp
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L Device:C C501
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U 1 1 6081F4A1
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P 3450 3350
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F 0 "C501" H 3565 3396 50 0000 L CNN
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F 1 "47nF" H 3565 3305 50 0000 L CNN
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F 2 "Capacitor_SMD:C_0603_1608Metric" H 3488 3200 50 0001 C CNN
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F 3 "~" H 3450 3350 50 0001 C CNN
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F 4 "C1622" H 3450 3350 50 0001 C CNN "LCSC"
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1 3450 3350
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1 0 0 -1
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$EndComp
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Wire Wire Line
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3450 3200 3450 3100
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Wire Wire Line
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3450 3700 3450 3500
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Text Notes 1900 3800 0 50 ~ 0
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If JP501 is closed, cutoff frequency\nfalls to roughly 1 kHz
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Text GLabel 4350 3200 3 50 Input ~ 0
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ISO_GND
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Text GLabel 3900 3700 3 50 Input ~ 0
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ISO_GND
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Text GLabel 3450 3700 3 50 Input ~ 0
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ISO_GND
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Text HLabel 5050 2650 2 50 Input ~ 0
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ISO_IN
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$EndSCHEMATC
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