NR421A Overview
Key Specifications
Length: 5.02 mm
Width: 3.9 mm
Max Operating Temp: 85 °C
Min Operating Temp: -40 °C
Description
The NR421A is Synchronous Rectification buck regulator ICs integrates PowerMOSFETs. With the current mode control, low ESR capacitors such as ceramic capacitors can be used.
Key Features
- For excellent heat dissipation, HSOP8 package with the heat-slug is adopted
- Current mode PWM control
- Up to 94% efficiency
- Stable with low ESR ceramic output capacitors
- By the internal Phase Compensation, external component count reduction
- Adjustable Soft-Start with an external capacitor
- Output ON/OFF function (Enable) Basic Circuit Connection Package
- HSOP8 Thermally enhanced 8-Pin package *Image: Not to scale
