TPS5430, TPS5431
SLVS632K – JANUARY 2006 – REVISED JANUARY 2024
TPS543x 3A, Wide Input Range, Step-Down Converter
1 Features
• Wide input
voltage range:
– TPS5430: 5.
5V to 36V – TPS5431: 5.
5V to 23V • Up to 3A continuous (4A peak) output current • High efficiency up to 95% enabled by 100mΩ integrated
MOSFET switch • Wide output
voltage range: adjustable down to 1.
22V with 1.
5% initial accuracy • Internal compensation minimizes external parts count • Fixed 500kHz switching frequency for small filter size • Improved line regulation and transient response by input
voltage feedforward • System protected by overcurrent limiting, over
voltage protection, and thermal shutdown • –40°C to 125°C opera...