MCP16251

MCP16251/2 Low Quiescent Current, PFM/PWM Synchronous Boost Regulator with True Output Disconnect or Input/Output Bypass Option Features Up to 96% Typical Efficiency 650 mA Typical Peak Input Current Limit: - IOUT > 100 mA @ 3.3V VOUT, 1.2V VIN - IOUT > 250 mA @ 3.3V VOUT, 2.4V VIN - IOUT > 225 mA @ 5.0V VOUT, 3.3V VIN Low Device Quiescent Current: - Output Quiescent Current: < 4 µA typical,  device is not switching (VOUT > VIN, excluding feedback divider current) - Input Sleep Current: 1 µA - No Load Input Current: 14 µA typical Shutdown Current: 0.6 µA typical Low Start-Up Voltage: 0.82V, 1 mA load Low Operating Input Voltage: down to 0.35V Adjustable Output Voltage Range: 1.8V to 5.5V Maximum Input Voltage  VOUT < 5.5V Automatic PFM/PWM Operation: - PWM Operation: 500 kHz - PFM Output Ripple: 150 mV typical Feedback Voltage: 1.23V Internal Synchronous Rectifier Internal Compensation Inrush Current Limiting and Internal ...