TPS62021 Description
The TPS6202x is a high efficiency synchronous step-down dc-dc converter optimized for battery powered portable applications. This device is ideal for portable applications powered by a single Li-Ion battery cell or by 3-cell NiMH/NiCd batteries. With an output voltage range from 6.0 V down to 0.7 V, the device supports low voltage DSPs and processors in PDAs, pocket PCs, as well as notebooks and subnotebook puters.
TPS62021 Key Features
- Up to 95% Conversion Efficiency
- Typical Quiescent Current: 18 µA
- Load Current: 600 mA
- Operating Input Voltage Range: 2.5 V to 6.0 V
- Switching Frequency: 1.25 MHz
- Adjustable and Fixed Output Voltage
- Power Save Mode Operation at Light load
- Active-Low MODE pin on TPS62021
- 100% Duty Cycle for Lowest Dropout
- Internal Softstart