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formulaslug
Electrical Design Repository for fs-4 schematics and PCBs
| Reference | Value | Description |
|---|---|---|
| U1 | SR17C-J6 | Hall effect wheel speed sensor |
| U2,U14 | TCA9406DC | 2-Bit Bidirectional 1-MHz, I2C Bus and SMBus Voltage-Level Translator With 8-kV HBM ESD |
| U3 | STM32G441KBTx | STMicroelectronics Arm Cortex-M4 MCU, 128KB flash, 32KB RAM, 170 MHz, 1.71-3.6V, 26 GPIO, LQFP32 |
| U4 | ISO1044DBR | Isolated CAN FD Transceiver, SOIC-8 |
| U5 | MCP1703AT-5002E/CB | Low Quiescent Current LDO Regulator, 5.0V, 250mA, Vin<=16V, SOT-23 |
| U6 | MCP1703AT-3302E/CB | Low Quiescent Current LDO Regulator, 5.0V, 250mA, Vin<=16V, SOT-23 |
| U7 |
| U8 | LMV331 | Single General-Purpose Low-Voltage Comparator, SOT-23-5/SC-70-5 |
|---|
| U9 | D6T-1A-02 |
|---|
| U10 | D6T-8L-09H |
|---|
| U11 | Brake Temp Sense |
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| U12 | INA826AIDR |
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| U13 | REF35160QDBVR | 1.6V, Ultra Low-Power, High-Precision Voltage Reference, SOT-23-6 |
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| C1-C4,C11,C17,C19 | 1uF | Unpolarized capacitor |
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| C5,C6,C8,C9,C12,C13,C15,C16,C18,C20-C25 | 100nF | Unpolarized capacitor |
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| C7,C10 | 6.8pF | Unpolarized capacitor |
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| C14 | 10uF | Unpolarized capacitor |
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| D1 | 1V | Zener diode |
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| FB1 | FCM 1608KF-601T03 | Ferrite bead |
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| J8 | FTSH-107-01-F-DV-K-P-TR | Generic connector, double row, 02x07, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
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| R2 | 100R | Resistor |
|---|
| R3,R5,R13,R14 | 10K | Resistor |
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| R4 | 120R | Resistor |
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| R7,R9 | 360R | Resistor, US symbol |
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| R10,R11 | 16K | Resistor, US symbol |
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| R12,R19,R20 | 10k | Resistor,Resistor, US symbol |
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| R15 | R_Variable | Variable resistor |
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| R18 | 309R | Resistor, US symbol |
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| RV1 | 200R | Potentiometer |
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| SW1 | Y97KT23B5NAFP | Push button switch, generic, two pins |
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| SW5 | A6H-4101 | 4x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol |
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| TP1 | PA4 | test point |
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| TP2 | PA6 | test point |
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| TP3 | PA10 | test point |
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| TP4 | PB4 | test point |
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| TP5 | PB6 | test point |
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| TP6 | PB7 | test point |
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| Y1 | ECS-240-8-37B-CKY-TR | Four pin crystal, GND on pins 2 and 4 |
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