This TPS61251EVM-517contains the Texas Instruments 3.25 MHz, up to 6.5 V, step-up DC-DC converter TPS61251 with an adjustable input current limit. The user's guide includes EVM specifications, recommended test setup, the schematic diagram, bill of materials, the board layout, and test data. The TPS61251 device provides a power supply solution for products powered by either a three-cell alkaline, NiCd or NiMH battery, or a one-cell Li-Ion or Li-polymer battery. The wide input voltage range is ideal to power portable applications like mobile phones or computer peripherals. The device has a resistor programmable (RILIM) average input current limit and is suitable for a wide variety of applications.
Features
- Resistor Programmable Input Current Limit
- Up to 92% Efficiency
- VIN Range from 2.3 V to 6.0 V
- Power Good Indicates the Appropriate Output Voltage Level
- Adjustable Output Voltage up to 6.5 V
- 100% Duty-Cycle Mode When VIN > VOUT
- Load Disconnect and Reverse Current Protection
- Double-sided, two-active-layer PCB with all components on top side
- Active converter area of approximately 60 mm2