TPS61021A Datasheet (Texas Instruments)

TPS61021A, 3-A Boost Converter

The TPS61021A provides a power supply solution for portable or smart devices powered by alkaline, NiMH, Li-Mn, or Li-ion batteries.

The TPS61021A is capable of outputting 3.3-V voltage and 1.5-A current from a battery discharged to as low as 1.8 V.

Capable of operating with 0.5-V input voltage enabl

TPS61021A Features

* 1 Input Voltage Range: 0.5 V to 4.4 V

* 0.9 V Minimum Input Voltage for Startup

* Output Voltage Setting Range: 1.8 V to 4.0 V

* 91% Efficiency at VIN = 2.4 V, VOUT = 3.3 V and IOUT = 1.5 A

* 2.0-MHz Switching Frequency

* IOUT > 1.5 A at VOUT = 3.3 V