Linear Technology LTC3872-1 DC/DC Controller Datasheet

About this manual

The LTC3872-1 is a constant frequency current mode boost DC/DC controller that drives an N-channel power MOSFET and requires very few external components. Its No RSENSETM architecture eliminates the need for a sense resistor, improving efficiency and saving board space.

This document provides absolute maximum ratings, electrical characteristics, pin functions, typical performance characteristics, and order information for the device available in ThinSOT and DFN packages.

What's inside

• Features
• Applications
• Description
• Absolute Maximum Ratings
• Order Information
• Electrical Characteristics
• Typical Performance Characteristics
• Pin Functions

Specifications

Frequently asked questions

Does the LTC3872-1 require a current sense resistor?

No, its No RSENSETM architecture eliminates the need for a sense resistor.

What is the typical oscillator frequency of the LTC3872-1?

The device operates at a constant frequency of 550kHz.