SiC453 Overview
The SiC45x is a PMBus 1.3 pliant non-isolated DC/DC buck regulator with integrated MOSFETs. It is capable of supplying up to 40 A (SiC450) continuous output current. Its output voltage is digitally adjustable from 0.3 V to 12 V from a 4.5 V to 20 V input with switching frequencies up to 1.5 MHz.
SiC453 Key Features
- Versatile
- Single supply operation from 4.5 V to 20 V input voltage
- Scalable solution with continuous output current of 40 A (SiC450), 25 A (SiC451), 15 A (SiC453)
- Continuous current of SiC451 by VOUT range
- 30 A at VOUT < 2.5 V
- 25 A at VOUT 2.5 V
- Adjustable output voltage from 0.3 V to 12 V
- Built in 5 V regulator for internal circuits and driver supply
- 1 % output voltage accuracy over temperature
- 0.5 % output accuracy at VOUT = 3.3 V / 1.8 V, TA = 25 °C