• Versatile
- Operation from 3 V to 28 V input voltage
(4.5 V to 28 V using single supply)
- Adjustable output voltage down to 0.6 V
- Scalable solution 8 A (SiC438), 12 A (SiC437),
and 24 A (SiC431)
- Output voltage tracking and sequencing with
pre-bias start up
- ± 1 % output voltage accuracy at -40 °C to +125 °C
• Highly efficient
- 97 % peak efficiency
- 1 μA supply current at shutdown
- 50 μA operating current not switching
• Highly configurable
- Four programmable switching frequencies available:
300 kHz, 500 kHz, 750 kHz, and 1 MHz
- Adjustable soft start (4.5 ms / 9 ms) and adjustable
current limit
- Three modes of operation
- Forced continuous conduction, power save (SiC43xB),
or ultrasonic (SiC43xA)
• 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