MP28164
Description
The MP28164 is a high-efficiency, lowquiescent current, buck-boost converter that operates from an input voltage above, equal to, or below the output voltage. The device provides a compact solution for products powered by one-cell Lithium-Ion or multi-cell alkaline batteries where the output voltage is within the battery voltage range.
Key Features
- 1.8V Minimum Start-Up Input Voltage
- 1.2V to 5.5V Input Work Range
- 1.5V to 5V Output Range
- 4.2A Switching Current Limit
- 3.3V/2A Load Capability from a 2.5V-to-
- 5V Input Supply
- 2MHz Fixed or External Synchronous Switching Frequency
- Selectable PSM/PWM Mode
- Typical 25μA Quiescent Current
- High Efficiency up to 95%
