ALED1642GWXTTR - STMicroelectronics

Manufacturer Part Number

ALED1642GWXTTR

Manufacturer

STMicroelectronics

Introduction

The ALED1642GWXTTR is a power management integrated circuit (PMIC), specifically designed as an LED driver from STMicroelectronics. It's tailored for efficiently controlling LED arrays, making it suitable for automotive backlight applications.

Product Features and Performance

Linear LED driver with integrated shift register topology

Supports up to 16 outputs for comprehensive LED control

Capable of supplying a wide voltage range between 3V and 5.5V

Provides an output voltage up to 19V and an output current per channel of 40mA

Operates at a high frequency of 30MHz

Features Pulse Width Modulation (PWM) for precise dimming control

Can withstand operating temperatures ranging from -40°C to 150°C, making it highly adaptable to harsh environments

Automotive-grade quality ensures reliability and durability

Product Advantages

Integrated internal switches reduce external component requirements

High frequency support for smoother dimming and better LED performance

Wide voltage operation range makes it versatile for various applications

High-temperature operational capability ensures performance stability in automotive environments

Automotive-grade certification highlights its quality and robustness

Key Technical Parameters

Voltage Supply (Min-Max): 3V 5.5V

Voltage Output: 19V

Current Output/Channel: 40mA

Frequency: 30MHz

Number of Outputs: 16

Operating Temperature: -40°C ~ 150°C

Quality and Safety Features

Designed to meet automotive-grade standards, ensuring high reliability and performance longevity

The robust design allows the device to operate in extreme temperature conditions

Compatibility

Surface mount design compatible with modern PCB assembly processes

The 24-TSSOP-EP package ensures compactness and efficient heat dissipation

Application Areas

Primarily intended for automotive backlighting applications

Suits various LED driving needs in consumer electronics, industrial, and other automotive lighting systems

Product Lifecycle

Currently marked as Active, indicating ongoing manufacturing and support

No mention of nearing discontinuation, suggesting stable availability for the foreseeable future

Several Key Reasons to Choose This Product

High-output channel count (16 channels) caters to complex lighting schemes

Wide supply voltage range and high output current flexibility match various power needs

PWM dimming capability offers enhanced light quality and power efficiency

Automotive-grade certification ensures operation under strenuous conditions

STMicroelectronics' reputation for quality and reliability in semiconductor manufacturing