LP8501TMX/NOPB

LED Driver IC Overview

The LP8501TMX/NOPB is a multi-purpose LED driver IC from Texas Instruments, designed for high-efficiency lighting applications. It features nine independent output channels capable of delivering up to 25.5mA per channel. The device utilizes a charge pump topology to regulate current, supporting PWM dimming for precise brightness control. It operates within a supply voltage range of 2.7V to 5.5V and includes an internal DC-DC converter. The component is housed in a 25-WFBGA package and supports operation temperatures from -30°C to 85°C.

LED Driver IC Feature Summary

• Integrates nine independent regulated current outputs for multi-zone LED driving
• Employs a charge pump topology to efficiently boost voltage for LED strings
• Supports PWM dimming for accurate and flicker-free brightness adjustment
• Includes an integrated DC-DC switch to minimize external component count

LED Driver IC Applications

• LED backlighting systems
• General LED illumination circuits
• Multi-channel LED indicator arrays

LED Driver IC Procurement Notes

Verify the specific suffix and tape/reel configuration against the official datasheet before ordering. Confirm that the 25-WFBGA package dimensions align with the target PCB footprint. Ensure the design accounts for the thermal requirements associated with the charge pump operation at maximum load conditions.

LED Driver IC Selection Notes

Select this component when a high channel count is required within a compact surface-mount form factor. It is suitable for designs needing independent current regulation across multiple LEDs without complex external circuitry. Consider the input voltage range and the necessity for PWM dimming capabilities during the initial architecture phase.

LED Driver IC Part Context

This part belongs to the LP8501 family of LED drivers, which are optimized for versatile lighting solutions. The NOPB suffix indicates compliance with RoHS standards and absence of lead-based materials. It serves as a specialized solution for applications requiring multiple regulated outputs from a single integrated circuit.

LED Driver IC FAQ

What type of dimming does the LP8501 support?

The device supports Pulse Width Modulation (PWM) dimming for controlling LED brightness.

How many output channels are available?

The LP8501 provides nine independent output channels for driving LEDs.