RAA211803 - DC/DC Step-Down Regulator

Renesas

Datasheet Details

6 3. Specifications . .

7V to 80V input supply range.
Up to 300mA output current.
IQ = 5.5µA at 80V, at no load conditions, switching.
IQ = 4.5µA at 80V at no load and no switching conditions.
RAA211803 is fixed 3.3V VOUT, RAA211805 is fixed 5V VOUT.
Minimum on-time of 75ns.
Variable frequency operation, frequency programmed by external inductor (10µH to 33µH).
Pre-bias, monotonic, and smooth start-up.
Protections: Overcurrent (OC) Limit, input Undervoltage Lockout (UVLO),.

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Published: Feb 8, 2025 |