Variable Frequency Micropower DC-to-DC Converter

The MC33463 series are micropower step–up switching voltage regulators, specifically designed for handheld and laptop applications, to provide regulated output voltages using a minimum of external

parts. A wide choice of output voltages are available. These devices feature a very low quiescent bias current of 4.0 µA typical.

MC33463 Series Features:

•Low Quiescent Bias Current of 4.0 µA

•High Output Voltage Accuracy of ±2.5

•Low Startup Voltage of 0.9 V at 1.0 mA

•Wide Output Voltage Range of 2.5 V to 7.5 V Available

•High Efficiency of 80 Typical

•Surface Mount Package