TPS54494 4A/2A Dual Channel Synchronous Step-Down Switcher

Texas Instruments

Description

TPS54494 www.ti.com SLVSBH1B * JUNE 2012 * REVISED AUGUST 2013 4A/2A Dual Channel Synchronous Step-Down Switcher with Integrated FE.
The TPS54494 is a dual, adaptive on-time D-CAP2™ mode synchronous buck converter.

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Datasheet Specifications

Part number: TPS54494
Manufacturer: Texas Instruments ↗
File Size: 932.60 KB
Datasheet: TPS54494-etcTI.pdf
Description: 4A/2A Dual Channel Synchronous Step-Down Switcher

Features

* 1
* 2 D-CAP2™ Control Mode
* Fast Transient Response
* No External Parts Required For Loop Compensation
* Compatible with Ceramic Output Capacitors
* Wide Input Voltage Range : 4.5 V to 18 V
* Output Voltage Range : 0.76V to 7V
* Highly Efficien

Applications

* 90 mΩ (High Side) and 60 mΩ (Low Side)
* High Initial Reference Accuracy
* 4A CH1 / 2A CH2 Continuous Load Current
* Low-Side rDS(on) Loss-Less Current Sensing
* Fixed Soft Start : 1 ms
* Non-Sinking Pre-Biased Soft Start
* Powergood

TPS54494 Distributors

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TPS54494 Dual Channel Synchronous Step-Down Switcher Texas Instruments

Texas Instruments TPS54494-like datasheet