TPS51117 Datasheet (Texas Instruments) - Single Synchronous Step-Down Controller

TPS51117, Single Synchronous Step-Down Controller

The TPS51117 device is a cost-effective, synchronous buck controller for POL voltage regulation in notebook PC applications.

The controller is dedicated for the operation of the Adaptive OnTime D-CAP mode.

This mode provides ease-of-use, low external component count, and fast transient response.

Aut

TPS51117 Features

* 1 High Efficiency, Low Power Consumption, 4.5-μA Typical Shutdown Current

* Fixed Frequency Emulated On-Time Control, Adjustable from 100 kHz to 550 kHz

* D-CAP™ Mode With 100-ns Load Step Response

* < 1% Initial Reference Accuracy

* Output Voltage Range: 0.7