ADP1109A Datasheet (Analog Devices)

ADP1109A, DC-to-DC Converter

The ADP1109A is a versatile step-up switching regulator.

The device requires only minimal external components to operate as a complete switching regulator.

The ADP1109A-5 can deliver 100 mA at 5 V from a 3 V input and the ADP1109A-12 can deliver 60 mA at 12 V from a 5 V input.

The device also featur

ADP1109A Features

* Operates at Supply Voltages 2 V to 9 V Fixed 3.3 V, 5 V, 12 V and Adjustable Output Minimum External Components Required Ground Current: 460 ␮A Oscillator Frequency: 120 kHz Logic Shutdown 8-Lead DIP and SO-8 Packages APPLICATIONS Cellular Telephones Single-Cell to 5 V Converters Laptop and Palmtop