STMicroelectronics

LED1642GWTTR

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.