LTC3121EDE#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC3121EDE#PBF

Manufacturer

Analog Devices

Introduction

The LTC3121EDE#PBF is a high-efficiency, adjustable output voltage, step-up (boost) DC/DC switching regulator from Analog Devices.

Product Features and Performance

Adjustable output voltage from 2.2V to 15V

Supports input voltage range from 1.8V to 5.5V

5A switch current capability

High switching frequency up to 3MHz, allowing for smaller external components

Synchronous rectification for improved efficiency

Capable of operating in temperatures from -40°C to 125°C

Product Advantages

High efficiency across a wide range of load currents

Low minimum input voltage enables powering from sources such as single-cell batteries

Compact 12-WFDFN package saves board space

Ability to generate higher voltages from low voltage inputs

Key Technical Parameters

Voltage - Input (Min): 1.8V

Voltage - Input (Max): 5.5V

Voltage - Output (Min/Fixed): 2.2V

Voltage - Output (Max): 15V

Current - Output: 1.5A (Switch)

Frequency - Switching: Up to 3MHz

Temperature Range: -40°C to 125°C

Quality and Safety Features

Built-in over-temperature protection

Stable operation across the specified temperature range ensures reliability in various environments

Compatibility

Compatible with a wide range of input sources and suitable for driving several output load configurations

Application Areas

Portable and battery-powered electronics

Energy harvesting

Industrial control systems

Wireless networking devices

Product Lifecycle

Status: Active

The LTC3121EDE#PBF is not currently nearing discontinuation, ensuring availability of supplies and support.

Several Key Reasons to Choose This Product

Ability to boost low input voltages to a wide range of higher output voltages supports diverse applications

High efficiency reduces power loss and extends battery life in portable devices

Compact size facilitates integration into space-constrained designs

Advanced thermal management features enhance reliability and longevity

Supports high switching frequency which allows for smaller inductor and capacitor sizes, reducing overall footprint and cost