The MC33470 is a digitally programmable switching voltage regulator, specifically designed for Microprocessor supply, Voltage Regulator Module and general purpose applications, to provide a high power regulated output voltage using a minimum of external parts. A 5−bit digital−to−analog converter defines the dc output voltage.

Features

• 5−Bit Digital−to−Analog Converter Allows Digital Control of Output Voltage

• High Speed Response to Transient Load Conditions

• Output Enable Pin Provides On/Off Control

• Programmable Soft−Start Control

• High Current Output Drives for Synchronous Rectification

• Internally Trimmed Reference with Low Temperature Coefficient

• Programmable Overcurrent Protection

• Overvoltage Fault Indication

• Functionally Similar to the LTC1553

• Pb−Free Packages are Available*