NCP5623CMUTBG

IC LED DRV RGLTR I2C 30MA 12LLGA

NCP5623CMUTBG – I2C Controlled 30mA RGB LED Driver – onsemi
This NCP5623CMUTBG LED driver IC from onsemi delivers precise current regulation for RGB lighting applications. Engineered for efficiency and compact designs, it enables sophisticated color control while minimizing board space. PCX guarantees authentic onsemi components with same-day shipping and dedicated technical support.

Key Features

I2C Digital Interface for programmable RGB control
30mA Constant Current Output per channel
Compact 12-pin LLGA Package (3x3mm)
Integrated PWM generator for smooth dimming
Low-voltage operation (compatible with 2.7V-5.5V systems)

Technical Specifications

Manufacturer: onsemi
Function: Triple-output LED driver with current regulation
Interface: I2C protocol support
Package: 12-pin Leadless Grid Array (LLGA)
Datasheet: Download from PCX

Note: Product images are representational. Refer to datasheet for exact dimensions.

Common Applications

Smartphone/RGB backlighting
IoT indicator lighting
Portable consumer electronics
Automotive interior lighting
Wearable device displays

About onsemi
onsemi (formerly ON Semiconductor) is a global leader in power management and sensor technologies, renowned for innovative solutions in automotive, industrial, and consumer markets. With over 25 years of semiconductor expertise, onsemi holds ISO/TS 16949 certification and maintains rigorous quality control standards across all fabrication facilities.
The company invests heavily in energy-efficient technologies, holding 12,000+ patents worldwide. onsemi components undergo extensive reliability testing, including AEC-Q100 qualification for automotive applications, ensuring consistent performance in mission-critical systems. Their commitment to sustainable manufacturing aligns with PCX’s dedication to supplying eco-conscious components.

About LED Driver ICs
LED driver integrated circuits regulate voltage and current to LEDs, protecting against fluctuations while enabling precise brightness/color control. Unlike basic resistors, dedicated IC drivers maintain consistent illumination across temperature variations and battery discharge cycles – critical for maintaining color accuracy in RGB applications and extending LED lifespan.
Modern drivers like the NCP5623 integrate communication interfaces (I2C, SPI) for dynamic lighting control in space-constrained designs. They significantly reduce component count versus discrete solutions while offering advanced features like programmable fade effects, thermal protection, and low-power standby modes. These ICs are fundamental in consumer electronics, automotive lighting, and smart building systems where visual quality and energy efficiency are paramount.

Packaging Options
Available in industry-standard Tape & Reel (TR) packaging compatible with automated SMT assembly lines. Contact PCX for reel quantities and custom packaging requirements.

Frequently Asked Questions
Q: What is the maximum number of LEDs this driver can control?
A: The NCP5623 drives three independent channels (typically RGB clusters), with each channel supporting 1-3 series-connected LEDs at 30mA.

Q: Does this IC require external current-limiting resistors?
A: No – it features integrated current regulators eliminating the need for external resistors in typical 20-30mA applications.

Q: Is this suitable for automotive interior lighting?
A: Yes, when designed within operating specifications. onsemi’s automotive-grade versions (NCP5623A) offer extended temperature range.

Q: What I2C clock frequencies are supported?
A: Standard mode (100kHz) and fast mode (400kHz) I2C communication are both compatible.

Q: Can I cascade multiple drivers for complex lighting systems?
A: Yes, the I2C interface supports daisy-chaining with unique addressing for synchronized multi-IC configurations.

Q: How does this IC prevent thermal damage?
A: It features automatic current reduction at elevated temperatures and includes open/short-circuit protection.

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