LM3421MHX/NOPB - Texas Instruments

Manufacturer Part Number

LM3421MHX/NOPB

Manufacturer

Texas Instruments

Introduction

The LM3421MHX/NOPB is a high-performance, wide input voltage range DC-DC controller that can be used to implement SEPIC, step-down (buck), and step-up (boost) power conversion topologies. It is designed to drive external power MOSFETs to regulate the output voltage or current for a variety of applications, including LED lighting, industrial, and automotive.

Product Features and Performance

Wide input voltage range from 4.5V to 75V

Supports output voltage from 3V to 72V

Switching frequency up to 2MHz

Analog and PWM dimming support

Undervoltage lockout, overcurrent protection, and thermal shutdown

Available in a 16-pin PowerPAD TSSOP package

Product Advantages

Highly efficient power conversion

Flexible topology options to meet diverse application requirements

High-frequency operation enables smaller external components

Comprehensive protection features for reliable operation

Key Reasons to Choose This Product

Versatile design suitable for a wide range of LED lighting, industrial, and automotive applications

Excellent power efficiency and thermal performance

Robust protection features for enhanced system reliability

Easy integration and design flexibility

Quality and Safety Features

Complies with relevant safety and regulatory standards

Rigorous quality control and testing processes

Compatibility

The LM3421MHX/NOPB is compatible with a variety of power supply and LED driver applications, including:

LED lighting systems

Industrial equipment

Automotive electronics

Application Areas

LED lighting (e.g., streetlights, panel lights, downlights)

Industrial equipment (e.g., motor drives, power supplies)

Automotive electronics (e.g., headlights, taillights, interior lighting)

Product Lifecycle

The LM3421MHX/NOPB is an active product, and our website's sales team continues to support it. There are several equivalent or alternative models available, including the LM3420, LM3421, and LM3422 series. If you have any questions or need further assistance, please contact our website's sales team.