TPS54531 Datasheet (Texas Instruments)

TPS54531, Step-Down Converter

The TPS54531 device is a 28-V, 5-A nonsynchronous buck converter that integrates a low Ren1 Ren2 EN VIN TPS54531 BOOT PH SS COMP CSS C1 C2 R3 VSENSE GND VIN CI CBOOT LO D1 CO VOUT RO1 RO2 Simplified Schematic RDS(on) high-side MOSFET.

To increase efficiency at light loads, a pulse ski

TPS54531 Features

* 3.5 to 28-V input voltage range

* Adjustable output voltage down to 0.8 V

* Integrated 80-mΩ high-side MOSFET supports up to 5-A continuous output current

* High efficiency at light loads with a pulse skipping Eco-mode

* Fixed 570-kHz switching frequency