ADP1109A Datasheet | Analog Devices

a Micropower Low Cost Fixed 3.3 V, 5 V, 12 V and Adjustable DC-to-DC Converter Features Operates at Supply Voltages 2 V to 9 V Fixed 3.3 V, 5 V, 12 V and Adjustable Output Minimum External ponents 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 puters Pagers Cameras Battery Backup Supplies Portable Instruments Laser Diode Drivers Hand-Held Inventory puters GENERAL DESCRIPTION The ADP1109A is a versatile step-up switching regulator. The device requires only minimal external ponents to operate as a plete switching regulator. The...