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ADP1109A - DC-to-DC Converter

General Description

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.

Key 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.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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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 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 Computers Pagers Cameras Battery Backup Supplies Portable Instruments Laser Diode Drivers Hand-Held Inventory Computers GENERAL DESCRIPTION The ADP1109A is a versatile step-up switching regulator. The device requires only minimal external components to operate as a complete switching regulator.