TPS61259, TPS61253 Datasheet - Texas Instruments

TPS61259, TPS61253, 3.5-MHz High Efficiency Step-Up Converter

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The TPS6125x device provides a power supply solution for battery-powered portable applications.

Features

* 1 93% Efficiency at 3.5-MHz Operation
* 21-µA Quiescent Current in Standby Mode
* 37-µA Quiescent Current in Normal Operation
* Wide VIN Range From 2.3 V to 5.5 V
* VIN ≥ VOUT Operation
* IOUT ≥ 800 mA at VOUT = 4.5 V, VIN ≥ 2.65 V
* IOUT ≥ 10

Applications

* Cell Phones, Smart Phones
* Mono and Stereo APA Applications
* USB Charging Ports (5V) The TPS6125x operates at a regulated 3.5-MHz switching frequency and enters power-save mode operation at light load currents to maintain high efficiency over the entire load current rang

TPS61253-etcTI.pdf