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ADP1111

Analog Devices
Part Number ADP1111
Manufacturer Analog Devices
Description Micropower / Step-Up/Step-Down SW Regulator
Published Mar 23, 2005
Detailed Description a Micropower, Step-Up/Step-Down SW Regulator; Adjustable and Fixed 3.3 V, 5 V, 12 V ADP1111 FEATURES Operates from 2 V...
Datasheet PDF File ADP1111 PDF File

ADP1111
ADP1111

Overview
a Micropower, Step-Up/Step-Down SW Regulator; Adjustable and Fixed 3.
3 V, 5 V, 12 V ADP1111 FEATURES Operates from 2 V to 30 V Input Voltage Range 72 kHz Frequency Operation Utilizes Surface Mount Inductors Very Few External Components Required Operates in Step-Up/Step-Down or Inverting Mode Low Battery Detector User Adjustable Current Limit Internal 1 A Power Switch Fixed or Adjustable Output Voltage 8-Pin DIP or SO-8 Package APPLICATIONS 3 V to 5 V, 5 V to 12 V Step-Up Converters 9 V to 5 V, 12 V to 5 V Step-Down Converters Laptop and Palmtop Computers Cellular Telephones Flash Memory VPP Generators Remote Controls Peripherals and Add-On Cards Battery Backup Supplies Uninterruptible Supplies Portable Instruments GENERAL DESCRIPTION The ADP1111 is part of a family of step-up/step-down switching regulators that operates from an input voltage supply of 2 V to 12 V in step-up mode and up to 30 V in step-down mode.
The ADP1111 can be programmed to operate in step-up/stepdown or invertin...


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