GD33AP2361 GD33AP = Automotive SBC product line; 236 = Sub-series; 1 = Integrated CAN FD 5Mbps transceiver U5: Three-way LDO output voltage configuration version (key distinction for F3 models, different power supply levels, adaptable to various MCU core voltage requirements) A: AEC-Q100 Grade1 automotive-grade, -40℃~125℃ wide temperature range QC3: QFN48 package standard version TR: Tape & Reel reel packaging for shipment

2. Basic Chip Parameters (Common to the Same Series, Only LDO Voltage Differs) Brand: GigaDevice Category: Automotive SBC / Vehicle PMIC Bus: CAN FD up to 5Mbps, built-in ESD and short-circuit protection Power Supply: 3-channel independent LDO, LDO1 max 250mA, LDO2 100mA Drive: 4-channel HSD high-side switches for driving lamps/relay loads Peripherals: SPI fault diagnosis, independent hardware WDT watchdog Protection: Over-temperature, over-current, under-voltage, vehicle-wide short-circuit protection Package: QFN48 Application: 12V vehicle battery systems, BCM/BDC body domain control