TPS62243 Overview
The TPS6224x device is a highly efficient synchronous step-down DC-DC converter. The device provides up to 300-mA output current from a single Li-Ion cell and is ideal for battery powered portable applications like mobile phones and other portable equipment. With an wide input voltage range of 2 V to 6 V, the device also supports two- and three-cell alkaline, 3.3V and 5-V input voltage rails.
TPS62243 Key Features
- 1 High Efficiency
- Greater Than 94%
- Output Current up to 300 mA
- 2.25-MHz Fixed-Frequency Operation
- Power Save Mode at Light Load Currents
- Output Voltage Accuracy in PWM Mode ±1.5%
- Adjustable Output Voltage from 0.6 V to VIN
- Typical 15-μA Quiescent Current
- 100% Duty Cycle for Lowest Dropout
- Available in a SOT (5) and 2-mm × 2-mm × 0.8