RY3420 Description
技 k The RY3420 is a high-efficiency monolithic synchronous buck regulator using a constant frequency, current mode architecture. The device is available in an adjustable version. Supply current with no load is 40uA and drops to 科 e <1uA in shutdown.
RY3420 Key Features
- High Efficiency: Up to 96%
- 2.5V to 5.5V Input Voltage Range
- 1.2MHz Constant Frequency Operation
- No Schottky Diode Required
- Low Dropout Operation: 100% Duty Cycle
- PFM Mode for High Efficiency in Light Load
- Over Temperature Protected
- Low Quiescent Current: 40μA
- Short Circuit Protection
- Inrush Current Limit and Soft Start