NR421A - Synchronous Switching Regulator

SANKEN

Datasheet Details

The NR421A is Synchronous Rectification buck regulator ICs integrates PowerMOSFETs..

& Benefits.
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.
Built-in protection function Drooping type Over Current Protection (OCP) with Auto-restart Thermal Shutdown (TSD) with Auto-restart Under Voltage Lockout(UVLO).
By the internal Phase Compensation, external component count reduction.
Adjustable Soft-Start with an external capacito.

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