RT5788A
Description
The RT5788A/B is a simple, easy-to-use, 4A synchronous step-down DC-DC converter with an input supply voltage range of 2.5V to 6V. The device build-in an accurate 0.6V (±1.5%) reference voltage and can operate in 100% duty cycle as a very low dropout voltage regulator.
Key Features
- 4A Converter With Built-In 22mΩ/20mΩ Low RDS(ON) Power FETs
- Input Supply Voltage Range : 2.5V to 6V
- Output Voltage Range : 0.6V to 6V
- Operates Up to 100% Duty Cycle
- 0.6V ±1.5% High-Accuracy Feedback Reference Voltage
- 35μA Operation Quiescent Current (RT5788A)
- Robust Over-Current Protection for Both FETs
- Optional for Operation Modes : Power Saving Mode (PSM) (RT5788A) Forced PWM Mode (RT5788B)
- Fixed Switching Frequency : 1.5MHz
- Monotonic Start-Up for Pre-Biased Output
