LM3530TMX-40/NOPB

LED Driver IC Overview

The LM3530TMX-40/NOPB is a high-efficiency white LED driver manufactured by Texas Instruments. It features programmable ambient light sensing capability and operates within an input voltage range of 2.7 V to 5.5 V. The device utilizes a boost topology with a switching frequency of 500 kHz and delivers up to 30 mA output current per channel. It supports I2C and PWM control interfaces for dimming regulation. The component is housed in a 12-pin DSBGA package and is rated for operation between -30°C and +85°C.

LED Driver IC Feature Summary

• Integrates programmable ambient light sensing for adaptive brightness adjustment
• Supports dual control methods including I2C digital interface and PWM analog dimming
• Employs a high-efficiency boost converter topology optimized for white LED applications

LED Driver IC Applications

• White LED backlighting systems
• Portable electronic display illumination
• Ambient light adaptive lighting modules

LED Driver IC Procurement Notes

Verify the specific suffix designation against official datasheets to confirm operational temperature ranges and pinout configurations. Ensure compatibility with required I2C addressing and PWM signal levels. Cross-reference package dimensions with PCB footprint specifications prior to integration.

LED Driver IC Selection Notes

Select this component for designs requiring integrated ambient light sensing alongside efficient LED drive capabilities. Consider the 12-pin DSBGA package constraints for board space limitations. Evaluate the 500 kHz switching frequency against electromagnetic interference requirements and external component sizing needs.

LED Driver IC Part Context

This part belongs to the LM3530 series of LED lighting drivers from Texas Instruments. The series focuses on high-efficiency solutions for portable devices, combining power management with sensing functionalities. The TMX variant indicates tape and reel packaging suitable for automated surface-mount assembly processes.

LED Driver IC Replacement Considerations

LM3530UME-40/NOPB

LED Driver IC FAQ

What control interfaces are supported by the LM3530TMX-40/NOPB?

The device supports both I2C digital control and PWM analog dimming interfaces.

What is the operating temperature range for this component?

The specified operating temperature range is from -30°C to +85°C.