LP8501TME/NOPB

LED Driver IC Overview

The LP8501TME/NOPB is a nine-output LED driver IC from Texas Instruments, designed for backlight applications. It integrates a switch capacitor (charge pump) DC-DC converter topology with an internal switching frequency of 1.25MHz. The device operates within a supply voltage range of 2.7V to 5.5V and delivers a regulated output current of 25.5mA per channel. It supports PWM dimming control and features a 25-pin WFBGA package. The component functions as a dedicated LED lighting driver suitable for surface-mount installation.

LED Driver IC Feature Summary

• Integrates a charge pump topology for efficient LED driving without external inductors
• Provides independent regulation across nine distinct output channels
• Supports precise brightness control through PWM dimming interface
• Includes internal switching circuitry to minimize external component count

LED Driver IC Applications

• LCD panel backlighting systems
• Mobile device display illumination
• Portable electronic screen lighting

LED Driver IC Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct packaging and temperature grade specifications. Confirm that the 25-WFBGA footprint matches your PCB layout requirements. Cross-reference the RoHS3 compliance status with current environmental regulations applicable to your region before finalizing procurement orders.

LED Driver IC Selection Notes

Select this component when designing circuits requiring multiple low-current LED outputs driven by a single charge pump source. Ensure the input voltage stays within the 2.7V to 5.5V operational window. Verify that the 25.5mA output current aligns with the target LED forward current requirements. Consider the thermal performance of the 25-WFBGA package under maximum load conditions.

LED Driver IC Part Context

This part belongs to the LP8501 family of LED drivers manufactured by Texas Instruments. It is specifically engineered for multi-channel backlighting tasks where space efficiency is critical. The device replaces discrete solutions by integrating power switches and control logic into a compact form factor, streamlining the design process for portable electronics manufacturers.

LED Driver IC Replacement Considerations

Check for LP8501 variants with different suffixes such as TMX or TME for alternative packaging options. Verify compatibility with existing board layouts if substituting with other TI LED drivers like the LP8556 series, noting differences in topology and channel counts.