TPS62270 Description
The TPS62270 device is a high efficiency synchronous step down DC-DC converter optimized for battery powered portable applications. It provides up to 400 mA output current from a single Li-Ion cell. With an input voltage range of 2 V to 6 V the device supports Li-Ion batteries with extended voltage range, and is ideal to power portable applications like mobile phones and other portable equipment.
TPS62270 Key Features
- 2 High Efficiency Step Down Converter
- Output Current up to 400 mA
- VIN Range From 2V to 6V for Li-Ion Batteries
- 2.25 MHz Fixed Frequency Operation
- Pin-Selectable Fixed Output Voltage
- Power Save Mode for Highest Efficiency
- Automatic transition between PFM and PWM
- Voltage Positioning in PFM Mode
- Typical 15-µA Quiescent Current
- 100% Duty Cycle for Lowest Dropout