6A Highly Integrated SupIRBuckTM SingleInput
Voltage, Synchronous Buck Regulator
IR3827
FEATURES
• Single input
voltage range from 5V to 21V • Wide input
voltage range from 1.
0V to 21V with
external VCC bias
voltage • Output
voltage range from 0.
6V to 0.
86% PVin • Enhanced line/load regulation with feedforward • Programmable switching frequency up to
1.
2MHz • Three user selectable soft-start time • User selectable LDO output
voltage • Enable input with
voltage monitoring capability • Thermally compensated current limit with robust
hiccup mode over current protection • Synchronization to an external clock • Enhanced Pre-bias start-up • Precise reference
voltage (0.
6V+/-0.
6%) • Open-drain PG...