TPS65258 Datasheet SYNCHRONOUS STEP DOWN THREE DC-DC CONVERTERS

Manufacturer: Texas Instruments

TPS65258 synchronous step down three dc-dc converters by Texas Instruments - Datasheet Preview

Datasheet Details

Part number	TPS65258
Manufacturer	Texas Instruments
File Size	1.75 MB
Description	SYNCHRONOUS STEP DOWN THREE DC-DC CONVERTERS
Download	TPS65258 Download (PDF)

General Description

/ORDERING INFORMATION TPS65258 is a power management IC with three step-down buck converters.

Both high-side and low-side MOSFETs are integrated to provide fully synchronous conversion with higher efficiency.

The converters are designed to simplify its application while giving the designer the option to optimize their usage according to the target application.

Overview

TPS65258 www.ti.com SLVSAB31 – SEPTEMBER 2011 4.5-V TO 16-V INPUT, HIGH CURRENT, SYNCHRONOUS STEP DOWN THREE DC-DC CONVERTERS WITH INTEGRATED FET AND 2 USB SWITCHES Check for Samples:.

Key Features

1.
Wide Input Supply Voltage Range: 4.5 V - 16 V.
0.8-V, 1% Accuracy Reference.
Continuous Loading: 3 A (Buck1), 2 A (Buck2 and 3).
Maximum Current: 3.5 A (Buck 1), 2.5 A (Buck2 and 3).
Synchronous Operation, 300-kHz.
2.2-MHz Switching Frequency Set By External Resistor.
External Enable Pins With Built-In Current Source for Easy Sequencing.
External Soft Start Pins.
Adjustable Cycle-by-Cycle Current Limit Set by Ex.

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