FTM Board Club
Vishay
SIC931EVB-A
4.5 V to 18 V Input, 20 A microBRICK DC/DC Regulator Module

The SiC931 is a synchronous buck regulator module with integrated power MOSFETs and inductor.

Its power stage is capable of supplying 20 A continuous current at up to 2 MHz switching frequency. This regulator produces an adjustable output voltage down to 0.6 V from 4.5 V to 18 V input rail to accommodate a variety of applications, including computing, consumer electronics, telecom, and industrial.

Features

• Versatile
- Operation from 4.5 V to 18 V input voltage
- Adjustable output voltage down to 0.6 V
- Output voltage tracking and sequencing with pre-bias start up
- ± 1 % output voltage accuracy from -40 °C to +125 °C

•Highly efficient 
- 95 % peak efficiency
- 1 μA supply current at shutdown 
- 50 μA operating current, not switching

• Highly configurable
- Four programmable switching frequencies available: 600 kHz, 1 MHz, 1.5 MHz, and 2 MHz 
- Adjustable soft start and adjustable current limit
- Programmable modes of operation: forced continuous conduction or power save mode

• Robust and reliable
- Cycle-by-cycle current limit
- Output overvoltage protection
- Output undervoltage / short circuit protection with auto retry
- Power good flag and over temperature protection

• High power density
- Integration of high current output inductor
- 10.6 mm x 6.5 mm x 3 mm low profile MLP package

• Ease of use
- Minimum peripheral components
- All ceramic capacitors for input and output