LM3630ATME

LED Driver IC Overview

The LM3630ATME is a high-efficiency dual-string white LED driver manufactured by Texas Instruments. It operates as a DC-DC boost converter with an internal switch, designed for backlight applications. The device supports PWM dimming and delivers up to 28.5mA per channel. It functions within a supply voltage range of 2.3V to 5.5V and operates across a temperature range of -40°C to 85°C. The component is housed in a 12-DSBGA package measuring 1.64x1.24mm.

LED Driver IC Feature Summary

• High-efficiency dual-string white LED driver topology
• Supports PWM dimming control for brightness adjustment
• Integrated internal power switch for compact design

LED Driver IC Applications

• Backlight systems
• Smart lighting control
• Ambient light sensing integration

LED Driver IC Procurement Notes

Verify the specific suffix 'ATME' against the official datasheet to ensure correct temperature grade and packaging configuration. Confirm that the 12-DSBGA footprint matches the target PCB layout. Check RoHS compliance status and moisture sensitivity level requirements before finalizing procurement orders.

LED Driver IC Selection Notes

Select this component when designing dual-string LED backlight circuits requiring high efficiency and small form factor. Ensure input voltage stays within the 2.3V to 5.5V range. Verify thermal performance limits for the -40°C to 85°C operating environment. Consider the 12-DSBGA package size constraints during mechanical design.

LED Driver IC Part Context

This part belongs to the LM3630 family of LED drivers from Texas Instruments. It is specifically engineered for portable electronics requiring efficient white LED illumination. The device integrates boost conversion and current regulation into a single small package, simplifying system architecture compared to discrete solutions.

LED Driver IC Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.