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scifiuiguy
The PCB designs for all shield templates for HoloCade-compatible embedded systems (ESP, Arduino, Pi, STM, Jetson, etc.)
| Reference | Value | Description |
|---|---|---|
| Q1 | IRF9540N | -23A Id, -100V Vds, 117mOhm Rds, P-Channel HEXFET Power MOSFET, TO-220 |
| Q2 | IRLZ44N | 47A Id, 55V Vds, 22mOhm Rds Single N-Channel HEXFET Power MOSFET, TO-220AB |
| U1 | LM2576HVS-5-HoloCade | 5V 3A, SIMPLE SWITCHER® Step-Down Voltage Regulator, High Voltage Input, TO-263 |
| U2-U5 | MTJ-883X1 | |
| U6 | ESP32-S3-2x22 | ESP32-S3 Microcontroller, 2x22 Header Pinout (Amazon Common Variant) |
| U7 | ADM3057ExRW | Isolated CAN FD Transceiver, integrated isolated DC-DC converter, 12Mbps, SOIC-20W |
| U8 |
| LAN8720 Ethernet PHY with RMII interface, QFN-24 |
| U9,U10 | BTS7960B |
|---|
| U11 | 74HC244 | 8-bit Buffer/Line Driver 3-state |
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| C1-C3,C7,C10-C15,C17,C19,C21 | 100nF | Unpolarized capacitor, small symbol |
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| C4-C6 | 10µF | Polarized capacitor |
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| C8,C9 | 10pF | Unpolarized capacitor, small symbol |
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| C16,C18 | 4.7µF | Polarized capacitor |
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| C20,C22 | 47µF | Polarized capacitor |
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| D1,D2,D4 | LED | Light emitting diode |
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| D3 | BZX84C12 | 300mW Zener Diode, SOT-23 |
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| D5-D8 | MBR735 | 35V 7.5A Schottky Barrier Rectifier Diode, TO-220 |
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| D9 | SS14 | 40V 1A Schottky Diode, SMA |
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| D10 | MBR3045PT | 30A, 45V Dual Common-Cathode Schottky Diode, TO-220 |
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| J1 | Barrel_Jack_Switch | DC Barrel Jack with an internal switch |
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| J2 | UART_Debug_Header | Generic connector, single row, 01x04, script generated |
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| J3 | JST-XH 2-Pin Fan | Generic connector, single row, 01x02, script generated |
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| J4 | CAN BUS | Generic connector, single row, 01x03, script generated |
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| J5 | 1724480006 |
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| R1,R4,R6 | 270R | Resistor |
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| R2 | 49R9 | Resistor |
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| R3,R11 | 10K | Resistor |
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| R5,R13,R14,R16,R17 | 10k | Resistor |
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| R7 | 326Ω | Resistor |
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| R8 | 4.7k | Resistor |
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| R9 | 1 kΩ | Resistor |
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| R10 | 100R | Resistor |
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| R12 | 120R | Resistor |
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| R15,R18 | 2.2k | Resistor |
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| R19-R22 | 220 | Resistor |
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| SW1 | J5_PWR_SW | 1x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol |
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| SW2 | J6_PWR_SW | 1x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol |
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| SW3 | J7_PWR_SW | 1x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol |
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| SW4 | J8_PWR_SW | 1x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol |
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| SW5 | SW_DIP_x01 | 1x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol |
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| Y1 | 25MHz | Two pin crystal |
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