PCU9656B,118

Overview

The PCU9656B,118 is a linear LED driver IC manufactured by NXP USA Inc., designed for backlight applications. It features 24 outputs with a maximum current of 100mA per channel and supports PWM dimming. The device operates on a supply voltage between 2.3V and 5.5V, delivering an output voltage up to 40V. It is housed in a 48-LQFP (7x7) surface-mount package and functions within a temperature range of -40°C to 85°C.

Feature Summary

• Provides 24 independent output channels for driving LED arrays
• Supports linear PWM dimming control for brightness adjustment
• Integrates internal switches for direct LED connection

Applications

• Backlight systems

Procurement Notes

Verify component status as the PCU9656B,118 is listed as discontinued. Confirm availability through authorized distributors or secondary markets. Ensure compatibility with existing PCB layouts using the 48-LQFP package. Check RoHS compliance documentation for environmental standards. Review datasheet specifications for operating conditions before integration.

Selection Notes

Select this component for designs requiring multiple low-current LED channels with precise PWM control. Consider the 40V output capability and 100mA per-channel limit when sizing the load. Evaluate the 48-LQFP footprint against board space constraints. Verify thermal performance within the specified ambient temperature range.

Part Context

This part belongs to the PCU9656 family of LED drivers from NXP USA Inc. It is specifically engineered for applications needing multi-channel illumination control. The device integrates necessary switching elements to simplify circuit design compared to discrete solutions.

Replacement Considerations

Public confirmed substitute part numbers are not available.