TPS51117 Datasheet - Texas Instruments

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

TPS51117-etcTI.pdf