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OpenLogicEFI
Hardware is based off an open source project called Speeduino by Josh Stewart.
| Reference | Value | Description |
|---|---|---|
| IC1 | 7805 | 62dB@(120Hz) 500mA Fixed 5V Positive electrode 35V TO-252-2(DPAK) Linear Voltage Regulators (LDO) ROHS |
| IC3 | 74LVC1G157GV,125 | NXP 74LVC1G157GW,125, Multiplexer Encoder, 2 to 1, 1.65 5.5 V, 6-Pin SC-88 |
| IC5 | KP234 | Barometric Pressure Sensor, 115 kPa, 1150 mbar 0.1 4.85 V Output, 8-Pin DSOF |
| Q1-Q20 | AO3400A | 30V Vds, 5.7A Id, N-Channel MOSFET, SOT-23 |
| U1,U2 | VNLD5090 | |
| U3,U8-U10 | SRV05-4-P-T7 | |
| U4 |
| USB serial converter, UART, SOIC-16 |
| U5,U6 | COS4427 | Dual 1.5A-Peak Low-Side MOSFET Driver, DIP-8/SOIC-8/MSOP-8 |
|---|
| C1 | 33uF |
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| C2 | 330nF | Unpolarized capacitor |
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| C3,C6,C8-C13,C15,C17,C19,C25,C28,C29,C31,C32,C35,C37-C39,C42,C44,C49,C51-C57 | 100nF | Unpolarized capacitor |
|---|
| C4 | 100uF | Polarized capacitor, US symbol |
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| C5,C16 | 4.7uF | Unpolarized capacitor |
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| C14,C26,C36 | 1u | Unpolarized capacitor |
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| C18,C33,C34,C40,C41,C43,C45-C48,C50 | 220nF | Unpolarized capacitor |
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| C20-C24,C30 | 10nF | Unpolarized capacitor |
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| C27 | 10uF | Unpolarized capacitor |
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| D1 | SMAJ18CA |
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| D2 | SS14 |
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| D3-D7,D9-D14 | DSK210 | 75V 0.15A Fast switching Diode, SOD-323 |
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| D8 | 1N5819WS | Diode |
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| D15-D17,D19,D20 | LED | Light emitting diode |
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| D18 | MMSZ5232B | 400W bidirectional Transient Voltage Suppressor, 6.5Vr, SMA(DO-214AC) |
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| F1 | Polyfuse | Resettable fuse, polymeric positive temperature coefficient |
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| FB1 | 120Ω | Ferrite bead, small symbol |
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| R1,R6,R33,R36,R37,R45,R46 | 2k | Resistor |
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| R2,R3,R11-R13,R16,R31,R38-R42,R49-R51,RN1,RN2 | 1k | 4 resistor network, parallel topology, split,Resistor |
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| R4,R9,R10,R14,R15,R52-R54,R65-R70,R72,R73,R76,R77,R80 | 470r | Resistor |
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| R5,R17,R48 | 10k | Resistor |
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| R7,R8 | 5.1k | Resistor |
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| R18,R20-R22,R25,R28-R30,R61-R63 | 100k | Resistor |
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| R19 | 2.2k | Resistor |
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| R23,R24,R26,R27,R55,R56,R58-R60 | 100K | Resistor |
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| R32 | 3.9k | Resistor |
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| R34,R35,R43,R44 | 10r | Resistor |
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| R47 | 120r | Resistor |
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| R57 | 51k | Resistor |
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| R64,R71,R74,R75,R78,R79,R81 | 2.49k | Resistor |
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| TP1-TP4 | TestPoint | test point |
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