LM8502TME/NOPB

LED Driver IC Overview

The LM8502TME/NOPB is an intelligent lighting management unit featuring a dual high-side flash LED driver with a 1.2A capacity. It integrates 12 channels configured in parallel, supporting a boost topology for LED illumination. The device operates within a supply voltage range of 2.7V to 5.5V and delivers adjustable output voltages between 2.7V and 5.7V. Each channel provides a maximum current of 25.5mA, while the total peak efficiency reaches 88%. Controlled via I2C, it includes programmable ramp control and internal program memory. The unit functions reliably across an operating temperature range of -30°C to 85°C.

LED Driver IC Feature Summary

• Intelligent lighting management unit fusing dual high-side flash LED drive capabilities
• I2C interface control with integrated programmable memory for configuration
• Programmable ramp control for precise LED current transition management

LED Driver IC Applications

• Smartphone camera flash systems
• Mobile device ambient lighting
• Portable electronic display backlighting

LED Driver IC Procurement Notes

Verify the specific suffix against official Texas Instruments documentation to confirm package type and tape/reel specifications. Ensure the component meets required environmental standards for your target application. Cross-reference the full part number with authorized distributors to validate authenticity and current production status before finalizing procurement decisions.

LED Driver IC Selection Notes

Select this component when designing circuits requiring integrated multi-channel LED management with high-side switching. The boost topology suits applications needing voltage step-up for LED arrays. Verify that the 12-channel parallel configuration aligns with system power distribution requirements and that I2C compatibility exists within the host controller architecture.

LED Driver IC Part Context

This device belongs to the LM8502 series of intelligent lighting management units manufactured by Texas Instruments. It is designed specifically for mobile consumer electronics where space and power efficiency are critical constraints. The series focuses on integrating complex LED driving functions into a compact DSBGA-30 package to simplify board layout and reduce overall system component count.

LED Driver IC Replacement Considerations

LM8502TME-NOPB

LED Driver IC FAQ

What is the maximum input voltage supported by the LM8502?

The maximum input voltage (Vin) supported by the LM8502 is 5.5V.

Does the LM8502 support PWM dimming?

Official datasheets for the LM8502 specify I2C control and programmable ramp control but do not explicitly list PWM dimming as a feature, unlike other models such as the LP8556.