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TPS54425 4-A OUTPUT SINGLE SYNCHRONOUS STEP DOWN SWITCHER

TPS54425 Description

www.ti.com TPS54425 SLVSA84C * AUGUST 2010 * REVISED JULY 2011 4-A OUTPUT SINGLE SYNCHRONOUS STEP DOWN SWITCHER WITH INTEGRATED FET (.
The TPS54425 is an adaptive on-time D-CAP2™ mode synchronous buck converter.

TPS54425 Features

* 1
* 23 D-CAP2™ Mode Enables Fast Transient Response
* Low Output Ripple and Allows Ceramic Output Capacitor
* Wide VIN Input Voltage Range: 4.5 V to 18 V
* Output Voltage Range: 0.76 V to 5.5 V
* Highly Efficient Integrated FET’s Optimized for Lower Duty Cycle

TPS54425 Applications

* 65 mΩ (High Side) and 55 mΩ (Low Side)
* High Efficiency, less than 10 μA at shutdown
* High Initial Bandgap Reference Accuracy
* Adjustable Soft Start
* Pre-Biased Soft Start
* 700-kHz Switching Frequency (fSW)
* Cycle By Cycle Over Current

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4-A OUTPUT SINGLE SYNCHRONOUS STEP DOWN SWITCHER Texas Instruments
Texas Instruments TPS54425-like datasheet