Analog Devices ADP1109 DC-to-DC Converter Datasheet

The ADP1109 is a versatile step-up switching regulator. The device requires only minimal external components to operate, with a wide input voltage range of 2V to 12V, and the output options include fixed 3.3V, 5V, and 12V, as well as an adjustable output.


Analog Devices ADP1109 DC-to-DC Converter Datasheet - cover page
Brand
Analog Devices
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
8
File format
PDF
File size
137 KB
Published
08 June, 2012
Updated
30 September, 2023
Model
ADP1109
MD5 checksum
5F0E68967B02E0A2159688B49C4B68A8

About this manual

The ADP1109 is a versatile step-up switching regulator designed for applications requiring minimal external components. It operates with supply voltages ranging from 2 V to 12 V and offers fixed output options of 3.3 V, 5 V, or 12 V, as well as an adjustable version.

What's inside

  • Features
  • Applications
  • General Description
  • Functional Block Diagrams
  • Specifications
  • Absolute Maximum Ratings
  • Pin Configurations
  • Typical Performance Characteristics
  • Theory of Operation
  • Component Selection

Specifications

Supply Voltage Range2 V to 12 V
Output Voltage Options3.3 V, 5 V, 12 V or Adjustable
Quiescent Current (Switch Off)450 pA typical
Oscillator Frequency120 kHz typical
Operating Temperature Range0°C to +70°C

Frequently asked questions

What is the quiescent current of the ADP1109 when switched off?

The quiescent current is typically 450 pA.

What are the available fixed output voltages?

The device offers fixed versions for 3.3 V, 5 V, and 12 V.

What is the typical oscillator frequency?

The typical oscillator frequency is 120 kHz.

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