TPS2159 - 3.3-V LDO and Dual Switch

Texas Instruments

Datasheet Details

Part number	TPS2159
Manufacturer	Texas Instruments
File Size	446.24 KB
Description	3.3-V LDO and Dual Switch
Datasheet	TPS2159 Datasheet

General Description

The TPS2149 incorporates two power distribution switches and an LDO in one small package, providing a USB bus-powered hub power management solution that saves up to 60% in board space over typical implementations.

The TPS2149 meets USB 2.0 bus-powered hub requirements.

An integrated LDO regulates the 5-V bus power down to 3.3 V for the USB controller.

Overview

TPS2149 TPS2159 SLVS401 − AUGUST 2001 3.3ĆV LDO AND DUAL SWITCH FOR USB BUSĆPOWERED HUB POWER.

Key Features

D Complete Power Management Solution for USB Bus-Powered Hubs D 3.3-V 200 mA Low-Dropout Voltage Regulator D Two 5-V 340-mΩ (Typ) High-Side MOSFETs D Independent Thermal- and Short-Circuit Protection for LDO and Each Switch D Overcurrent Indicator With Transient Filter D 2.9-V to 5.5-V Operating Range D CMOS- and TTL-Compatible Enable Inputs D 75-µA (Typ) Supply Current D Available in 8-Pin MSOP (PowerPAD) D.
40°C to 85°C Ambient Temperature Range.

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