MCP1640/B/C/D
0.
65V Start-Up Synchronous Boost
Regulator with True Output Disconnect or Input/Output Bypass Option
Features
• Up to 96% Typical Efficiency • 800 mA Typical Peak Input Current Limit:
- IOUT 100 mA @ 1.
2V VIN, 3.
3V VOUT - IOUT 350 mA @ 2.
4V VIN, 3.
3V VOUT - IOUT 350 mA @ 3.
3V VIN, 5.
0V VOUT • Low Start-Up Voltage: 0.
65V, typical 3.
3V VOUT @ 1 mA • Low Operating Input Voltage: 0.
35V, typical 3.
3VOUT @ 1 mA • Adjustable Output Voltage Range: 2.
0V to 5.
5V • Maximum Input Voltage VOUT 5.
5V • Automatic PFM/PWM Operation (MCP1640/C): - PFM Operation Disabled (MCP1640B/D) - PWM Operation: 500 kHz • Low Device Quiescent Current: 19 µA, typical PFM Mode (not switching) • Inte...