Texas Instruments

LM3406HVMH/NOPB  

External/Internal LED Drivers

LM3406HVMH/NOPB Description

The LM3406HVMH/NOPB from Texas Instruments is a high-performance DC-DC regulator designed for LED driver applications. This automotive-grade component integrates an internal switch and supports a wide input voltage range of 6V to 75V, making it suitable for demanding environments. It operates at a switching frequency of 10kHz to 1MHz, allowing for flexible design optimization. The device features PWM dimming for precise brightness control and delivers a robust output current of 1.5A per channel. Packaged in a 14-pin HTSSOP and compliant with ROHS3 and REACH standards, it is ideal for surface-mount applications requiring reliability and efficiency.

LM3406HVMH/NOPB Features

• Integrated Internal Switch: Eliminates the need for an external MOSFET, reducing BOM cost and board space.
• Wide Input Voltage Range (6V–75V): Supports diverse power sources, including automotive and industrial systems.
• PWM Dimming Capability: Enables precise LED brightness control for applications like backlighting and signage.
• High Efficiency (Up to 95%): Optimized for minimal power loss, critical for battery-operated or energy-sensitive designs.
• Automotive-Grade Reliability: Meets stringent automotive standards, ensuring performance in harsh conditions.
• Adjustable Frequency (10kHz–1MHz): Allows trade-offs between efficiency, EMI, and component size.

LM3406HVMH/NOPB Applications

• Automotive Lighting: Headlights, daytime running lights (DRLs), and interior lighting due to its wide voltage range and robustness.
• Industrial LED Drivers: High-power LED arrays in factory or outdoor lighting systems.
• Architectural Lighting: PWM dimming enables dynamic lighting effects in commercial buildings.
• Portable Lighting Devices: Battery-powered applications benefit from its high efficiency and compact design.
• Backlighting for Displays: LCD/LED displays requiring consistent brightness and dimming control.

Conclusion of LM3406HVMH/NOPB

The LM3406HVMH/NOPB stands out as a versatile, high-efficiency LED driver with integrated features that simplify design while meeting automotive and industrial demands. Its wide input range, PWM dimming, and robust output current make it superior to comparable models, particularly in applications requiring reliability and precise control. Whether for automotive, industrial, or portable lighting, this regulator delivers performance, compactness, and compliance with global standards.

LM3406HVMH/NOPB Documents

Download datasheets and manufacturer documentation for LM3406HVMH/NOPB

Datasheets :

LM3406, LM3406HV(-Q1) Datasheet      

Design Resources :

Lighting Product Selector       LM3406HV Design with WEBENCH® Power Designer      

PCN Design/Specification :

Cu Wire 17/Jun/2016