STMicroelectronics

LED1642GWTTR  

External/Internal LED Drivers

LED1642GWTTR Description

The LED1642GWTTR from STMicroelectronics is a high-performance 16-channel linear LED driver designed for signage and display applications. It integrates a shift register topology with PWM dimming control, enabling precise brightness adjustment across multiple LEDs. Operating within a 3V to 5.5V supply range, it delivers up to 19V output voltage and 40mA per channel, ensuring robust performance in demanding environments. Packaged in a 24-pin TSSOP and available in Tape & Reel (TR), this ROHS3-compliant and REACH-unaffected device is ideal for automated surface-mount assembly.

LED1642GWTTR Features

• 16-Channel Output: Independently drives up to 16 LEDs with 40mA per channel.
• PWM Dimming: Supports pulse-width modulation for precise brightness control.
• Wide Voltage Range: Operates from 3V to 5.5V, compatible with low-power systems.
• High Frequency: 30MHz clock frequency ensures fast data transfer and refresh rates.
• Integrated Shift Register: Simplifies daisy-chaining for scalable designs.
• Surface-Mount Package: 24-TSSOP for compact PCB layouts.
• Robust Compliance: ROHS3, REACH, and ECCN EAR99 certified for global use.

LED1642GWTTR Applications

• LED Signage: Ideal for outdoor/indoor displays due to high channel count and dimming flexibility.
• Architectural Lighting: Enables dynamic lighting effects in facades and decorative installations.
• Retail Displays: Drives backlighting and accent lighting in commercial setups.
• Automotive Clusters: Suitable for dashboard indicators with its stable 5.5V tolerance.
• Industrial Panels: Powers status LEDs in control systems with reliable performance.

Conclusion of LED1642GWTTR

The LED1642GWTTR stands out for its high channel density, PWM dimming, and wide voltage range, making it a versatile choice for LED-driven applications. Its shift register architecture reduces external component count, while 30MHz operation ensures responsiveness in fast-refresh scenarios. Whether for signage, automotive, or industrial use, this driver combines efficiency, scalability, and compliance—solidifying STMicroelectronics' reputation for reliable LED solutions.

LED1642GWTTR Documents

Download datasheets and manufacturer documentation for LED1642GWTTR

PCN Assembly/Origin :

Mult Dev 31/Jan/2023      

Datasheets :

LED1642GW      

Design Resources :

Lighting Product Selector      

HTML Datasheet :

LED1642GW