Linear Technology LTC1517-5 Micropower Regulated Charge Pump Datasheet

The LTC1517-5 is a micropower charge pump DC/DC converter that produces a regulated 5V output. It has extremely low operating current and low external parts count, making it ideal for small, light load battery-powered applications.

Brand: Linear Technology
Category: Power Management
Document type: Datasheet
Language: English
Pages: 9
File format: PDF
File size: 197 KB
Published: 05 June, 2012
Updated: 29 September, 2023
MD5 checksum: 7DFA65480565C73B5746BEA338D92DDA
PDF: Linear Technology LTC1517-5 Micropower Regulated Charge Pump Datasheet PDF

About this manual

The LTC1517-5 is a micropower charge pump DC/DC converter available in a 5-pin SOT-23 package. It operates as a burst-mode switched-capacitor voltage doubler to produce a regulated 5V output with an input voltage range of 2.7V to 5V. The device features ultralow power consumption, drawing typically 6µA with no load, and includes short-circuit and thermal protection.

What's inside

Features
Applications
Absolute Maximum Ratings
Electrical Characteristics
Pin Functions
Operation
Capacitor Selection
Typical Applications

Specifications

Input Voltage Range	2.7V to 5V
Switching Frequency	800kHz Typ

Frequently asked questions

What is the recommended value for the flying capacitor C1?

Ceramic capacitors are recommended for the flying capacitor C1 with values of 0.1µF or 0.22µF.

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