VR5500
Description
The VR5500 is an automotive high-voltage multi-output power supply integrated circuit, with focus on Radio, V2X, and Infotainment applications.
Key Features
- 60 V DC maximum input voltage for 12 V and 24 V applications
- VPRE synchronous buck controller with external MOSFETs. Configurable output
- Low voltage integrated synchronous BUCK1 converter, dedicated to MCU core supply
- Low voltage integrated synchronous BUCK3 converter. Configurable output voltage and current capability up to 3.6 A peak
- BOOST converter with integrated low-side switch. Configurable output voltage and max input current up to 1.5 A peak
- EMC optimization techniques including SMPS frequency synchronization, spread spectrum, slew rate control, manual frequency tuning
- 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 VR5500 devices or VR5500 plus an external PMIC
Applications
- Radio
