ROHM’s high efficiency step-down switching regulator BD9139MUV-E2 is a power supply designed to produce a low voltage including 0.8 volts from 5/3.3 volts power supply line. Offers high efficiency with our original pulse skip control technology and synchronous rectifier. Employs a current mode control system to provide faster transient response to sudden change in load.
Feature
- 1ch Switching Regulator
- Offers fast transient response with current mode PWM control system.
- Offers highly efficiency for all load range with synchronous rectifier (Nch / Nch FET) and SLLM™ (Simple Light Load Mode)
- Input voltage range : 2.7V to 5.5V
- Output current max. : 3A
- 1MHz Fixed frequency Operation
- Incorporates soft-start function.
- Incorporates thermal protection, ULVO and short-current protection circuit with time delay function.
- Incorporates shutdown function. Icc=0μA(Typ.)