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DATA SHEET
TPS6303x High Efficiency Single Inductor Buck-Boost Converter With 1-A Switches
1 Features
- Input voltage range: 1.8 V to 5.5 V
- Fixed and adjustable output voltage options from 1.2 V to 5.5 V
- Up to 96% efficiency
- 800-mA Output current at 3.3 V in step-down mode (VIN = 3.6 V to 5.5 V)
- Up to 500-mA output current at 3.3 V in boost mode (VIN > 2.4 V)
- Automatic transition between step-down and boost mode
- Device quiescent current less than 50 μA
- Power-save mode for improved efficiency at low-output power
- Forced fixed frequency operation and synchronization possible
- Load disconnect during shutdown
- Overtemperature protection
- Available in a small 2.5-mm × 2.5-mm 10-pin VSON package (QFN)
2 Applications
- All two-cell and three-cell alkaline, NiCd or NiMH, or single-cell Li battery powered products
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