The LM3402HVMRX is a highly efficient, versatile LED driver integrated circuit (IC) produced by Texas Instruments (TI), designed to cater to a broad range of lighting applications. This IC is particularly well-suited for driving high-power LEDs with a constant current for stable and reliable illumination.

Key Features:

• Adjustable Current Regulation: The LM3402HVMRX allows for precise control over the LED current, which can be set through an external resistor. This feature ensures consistent light output and extends the life of the LED.
• Wide Input Voltage Range: Operating with an input voltage range from 6V to 42V, this driver accommodates various power supplies, making it ideal for automotive, industrial, and general lighting applications.
• PWM Dimming Capability: It supports Pulse Width Modulation (PWM) dimming, offering flexible control over the brightness levels of the LED, which is essential for both power saving and achieving desired lighting effects.
• Thermal Shutdown Protection: The device includes a thermal shutdown feature that protects the IC from overheating, thereby ensuring the longevity and safety of both the driver and the LED.
• Integrated Switch: The LM3402HVMRX comes with an integrated 1.5A N-channel MOSFET switch, reducing the need for external components and simplifying the circuit design.

Applications:

The versatility of the LM3402HVMRX makes it suitable for a wide array of applications, including:

• General purpose LED lighting
• Automotive interior, exterior, and dashboard lighting
• Industrial lighting
• Architectural and decorative lighting
• Portable and emergency lighting

Package and Availability:

The LM3402HVMRX comes in a compact, thermally enhanced MSOP-8 PowerPAD package, which aids in heat dissipation. This product is available for purchase through Texas Instruments' official distributors and can be found in reel form for use in automated manufacturing processes.