The LM3405AXMK is a high-performance LED driver designed and manufactured by Texas Instruments. This device is specifically engineered to provide a constant current to high-power, high-brightness LEDs. The LM3405AXMK is a versatile solution, ideal for a wide range of applications such as automotive lighting, general illumination, and industrial lighting systems.

Key Features

• Adjustable Output Current: The driver allows for precise control of the LED current, which can be set with a single external resistor. This flexibility ensures that it can drive a variety of LEDs with different current requirements.
• Wide Input Voltage Range: Operating from a 3V to 22V input voltage range, the LM3405AXMK is suitable for use in systems with varying power supplies, making it an excellent choice for battery-operated devices as well.
• High Efficiency: With an efficiency of up to 95%, this driver ensures minimal power loss and is ideal for applications where energy consumption is a concern.
• Integrated Switch: The device includes a high-side N-channel MOSFET switch, which eliminates the need for an external power switch and reduces component count.
• Thermal Shutdown Protection: The built-in thermal shutdown feature protects the device and the LEDs from damage due to overheating.

Applications

• Automotive Lighting Systems
• Portable and Emergency Lighting
• Architectural and Decorative Lighting
• Industrial and Commercial Lighting Solutions

Package and Availability

The LM3405AXMK comes in a compact, thermally enhanced 6-pin TSOT-23 package, which is ideal for space-constrained applications. This package ensures efficient heat dissipation and reliable operation even in high-temperature environments. Texas Instruments provides comprehensive technical support and documentation, making the integration of the LM3405AXMK into your design project straightforward and efficient.

For pricing, availability, and additional technical specifications, please visit the Texas Instruments website or contact an authorized distributor.