TPS54428 Datasheet - Texas Instruments

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TPS54428 4-A Synchronous Step-Down Converter

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS54428 SLVSB42D * NOVEMBER 2011 * REVISED .
The TPS54428 is an adaptive on-time D-CAP2™ mode synchronous buck converter.

TPS54428-etcTI.pdf

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Datasheet Details

Part number:

TPS54428

Manufacturer:

Texas Instruments ↗

File Size:

1.94 MB

Description:

4-A Synchronous Step-Down Converter

Features

* 1 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 7.0 V
* Highly Efficient Integrated FETs Optimized for Lower Duty Cycle Appl

Applications

* 70 mΩ (High Side) and 53 mΩ (Low Side)
* High Efficiency, Less Than 10 μA at Shutdown
* High Initial Bandgap Reference Accuracy
* Adjustable Soft Start
* Pre-Biased Soft Start
* 650-kHz Switching Frequency (fSW)
* Cycle By Cycle Over Current

TPS54428 Distributors

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TPS54428 4-A Synchronous Step-Down Converter Texas Instruments

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