MCP1642B Description
MCP1642B/D 1.8A Input Current Switch, 1 MHz Low-Voltage Start-Up Synchronous Boost Regulator.
MCP1642B Key Features
- Up to 96% Typical Efficiency
- 1.8A Typical Peak Input Current Limit
- IOUT > 175 mA @ 1.2V VIN, 3.3V VOUT
- IOUT > 600 mA @ 2.4V VIN, 3.3V VOUT
- IOUT > 800 mA @ 3.3V VIN, 5.0V VOUT
- IOUT > 1A @ VIN > 3.6V, 5.0V VOUT
- Low Start-Up Voltage: 0.65V, typical 3.3V VOUT @ 1 mA
- Low Operating Input Voltage: 0.35V, typical 3.3V VOUT @ 1 mA
- Output Voltage Range
- Reference Voltage, VFB = 1.21V