LTC3621EDCB - Analog Devices Inc.

Manufacturer Part Number

LTC3621EDCB

Manufacturer

Analog Devices

Introduction

The LTC3621EDCB is a high-efficiency, high-frequency, synchronous step-down DC/DC converter. It operates from an input voltage range of 2.7V to 17V and provides a user-adjustable, regulated output voltage from 0.6V to 17V. The converter uses a constant frequency, current mode architecture and a proprietary design to achieve high efficiency over a wide range of load currents.

Product Features and Performance

High efficiency operation up to 96%

Wide input voltage range of 2.7V to 17V

Adjustable output voltage from 0.6V to 17V

1MHz constant frequency operation

Synchronous rectification for high efficiency

Current mode control for easy loop compensation

Internal compensation and soft-start

Shutdown mode draws only 1μA typical

Product Advantages

Compact size and high efficiency make it ideal for space-constrained, battery-powered applications

Wide input voltage range supports a variety of power sources

Adjustable output voltage allows for flexible system design

High switching frequency enables the use of small external components

Key Reasons to Choose This Product

Excellent power conversion efficiency, reducing power dissipation and heat generation

Wide input and output voltage range allows for versatile system integration

Compact size and high switching frequency enable space-saving designs

Robust synchronous rectification and current mode control ensure stable and reliable operation

Quality and Safety Features

Integrated thermal shutdown protection

Overcurrent and short-circuit protection

Exposed pad package for enhanced thermal performance

Compatibility

The LTC3621EDCB is compatible with a variety of power sources and load requirements, making it suitable for a wide range of applications, including:

Portable electronics

Industrial equipment

Instrumentation

Automotive systems

Application Areas

Battery-powered devices

Power supplies

Distributed power systems

Industrial control and automation

Product Lifecycle

The LTC3621EDCB is an obsolete product, meaning it is no longer in active production. However, there are several equivalent or alternative models available from Analog Devices that offer similar functionality and performance. If you require more information or assistance in selecting a suitable replacement, please contact our sales team through our website.