LED1642GWQTR - STMicroelectronics

Manufacturer Part Number

LED1642GWQTR

Manufacturer

STMicroelectronics

Introduction

The LED1642GWQTR is a linear LED driver designed for power management, particularly suitable for LED signage applications.

Product Features and Performance

Linear LED driver with shift register topology

Capable of driving 16 LED outputs

Incorporates internal switches

Supports a wide supply voltage range from 3V to 5.5V

Delivers up to 19V output voltage

Provides 40mA current per output channel

High frequency operation up to 30MHz

PWM dimming feature for brightness control

Designed for surface mount technology with a 24-VFQFN exposed pad package

Product Advantages

Enables precise control and brightness adjustment through PWM dimming

Flexibility with a wide voltage supply range

High output capability supporting up to 16 LEDs

High frequency operation for better performance and efficiency

Compact 24-QFN package ideal for space-constrained applications

Key Technical Parameters

Voltage Supply (Min): 3V

Voltage Supply (Max): 5.5V

Voltage Output: 19V

Current Output / Channel: 40mA

Frequency: 30MHz

Operating Temperature: -40°C ~ 85°C (TA)

Package / Case: 24-VFQFN Exposed Pad

Quality and Safety Features

Built to operate in a wide temperature range, ensuring reliability in various environments

Compliant with industry safety and quality standards

Compatibility

Suitable for a broad range of LED applications, especially in signage

Compatible with surface mount technology for easy integration

Application Areas

Primarily used in LED signage applications

Also applicable in general LED lighting and power management tasks

Product Lifecycle

Currently in active production

Not nearing discontinuation, ensuring long-term availability

Replacement or upgrade options available through ongoing support from STMicroelectronics

Several Key Reasons to Choose This Product

High number of output channels (16 channels) supports complex LED configurations

Wide operating voltage and temperature range enhances versatility and reliability

PWM dimming facilitates precise brightness control

High switching frequency ensures efficient operation

Compact package size is ideal for designs with space constraints

Supported by STMicroelectronics, a leader in semiconductor solutions, ensuring quality and innovation