FS5502
Overview
This device family is part of a global platform including FS5502/VR5500 (Quality Management), FS84 (fit for ASIL B) and FS85 (fit for ASIL D), pin to pin and software compatible. This data sheet covers FS5502 device only.
- 60 V DC maximum input voltage for 12 V and 24 V applications
- VPRE synchronous buck controller with external MOSFETs. Configurable output voltage, switching frequency, and current capability up to 10 A peak.
- Low voltage integrated synchronous BUCK1 converter, dedicated to MCU core supply with SVS capability. Configurable output voltage and current capability up to 3.6 A peak.
- Low voltage integrated synchronous BUCK3 converter. Configurable output voltage and current capability up to 3.6 A peak.
- EMC optimization techniques including SMPS frequency synchronization, spread spectrum, slew rate control, manual frequency tuning
- One linear voltage regulator for MCU IOs and ADC supply, external physical layer. Configurable output voltage and current capability up to 400 mA DC.
- OFF mode with very low sleep current (10 μA typ)
- Two input pins for wake-up detection and battery voltage sensing
- Device control via I2C interface with CRC
- Power synchronization pin to operate two FS5502 devices or FS5502 plus an external PMIC
