RT8057A Overview
The RT8057A is a high efficiency Pulse-Width-Modulated (PWM) step-down DC/DC converter, capable of delivering 1A output current over a wide input voltage range from 2.7V to 5.5V. The RT8057A is ideally suited for portable electronic devices that are powered from 1-cell Li-ion battery or from other power sources such as cellular phones, PDAs, hand-held devices, game console and related accessories. The internal...
RT8057A Key Features
- 2.7V to 5.5V Wide Input Operation Range
- 2.25MHz Fixed-Frequency PWM Operation
- Up to 1A Output Current
- Up to 90% Efficiency
- 0.6V Reference Allows Low Output Voltage
- Internal Soft-Start
- No Schottky Diode Required
- Internal pensation to Reduce External
- Low Dropout Operation : 100% Duty Cycle
- RoHS pliant and Halogen Free
RT8057A Applications
- 2.7V to 5.5V Wide Input Operation Range