The Vishay Siliconix SiC401A/B an advanced stand-alone synchronous buck regulator featuring integrated power MOSFETs, bootstrap switch, and a programmable LDO in a space-saving PowerPAK MLP55-32L pin package. The SiC401A/B is capable of operating with all ceramic solutions and switching frequencies up to 1 MHz. The programmable frequency, synchronous operation and selectable power-save allow operation at high efficiency across the full range of load current.
Feature
- High efficiency > 93%
- 15A continuous output current capability
- Integrated bootstrap switch
- Programmable 200mA LDO with bypass logic
- Temperature compensated current limit
- All ceramic solution enabled
- Pseudo fixed-frequency adaptive on-time control
- Programmable input UVLO threshold
- Independent enable pin for switcher and LDO
- Selectable power-save mode (SiC401B)
- Programmable soft-start and soft-shutdown
- 1% internal reference voltage
- Power good output
