MT3420 Description
The MT3420 is a constant frequency, current mode PWM step-down converter. The device integrates a main switch and a synchronous rectifier for high efficiency without an external Schottky diode. It is ideal for powering portable equipment that runs from a single cell Lithium-Ion (Li+) battery.
MT3420 Key Features
- High Efficiency: Up to 95%
- 1.4MHz Constant Frequency Operation
- 2A Output Current
- No Schottky Diode Required
- 2.4V to 5.5V Input Voltage Range
- Output Voltage as Low as 0.6V
- Low Quiescent Current: 40µA
- Inrush Current Limit and Soft Start
- <1µA Shutdown Current
- Available in DFN33-10 and WQFN-16L 3x3