LED 驱动器
经 EMC 优化的 LED 驱动器，可实现可靠、抗干扰的照明系统。
Allegro LED 驱动器结合了高效率、灵活的拓扑结构和 0 级可靠性于一体，可支持广泛的汽车和工业照明应用。产品采用专有的 BCD 工艺技术，支持 175°C 工作温度并具有卓越的散热性能，旨在确保外部照明和内部显示应用的安全性。我们的解决方案通过 EMC 测试，具有先进的压摆率控制功能，并辅以成熟的参考设计，可简化合规性流程，加快您的设计进程。
Documentation & Resources
Application Note
Design Considerations in Selection of Converter Configuration for Automotive LED Headlight Applications
This application note discusses LED headlights for two-wheelers, passenger vehicles, commercial vehicles, and mild hybrid vehicles, and explores battery voltage and power requirements for the headlights used in these vehicles.
Technical Article
Overcoming Long Term Reliability Challenges in Two-Wheeler Rear Combination Lamps
P0240: Using Allegro's LED drivers with integrated noncontact Hall-effect switches instead of mechanical switches can prevent corrosion and improve the reliability of LED systems in RCL applications.
Application Note
Two Wheeler Stop/Tail LED Driver
AN296207 - In two-wheeler stop and tail light applications, particularly those that use a Rear Combination Lamp (RCL), OEMs use LEDs instead of incandescent bulbs to ensure longer application life.
Application Note
Buck Controller Implementation Using A80803 with Slew-Rate Control for 48 V Automotive LED Headlight Applications
The proliferation of light-emitting diode (LED) drivers in various automotive applications over the past decade has been driven by a need for efficient lighting and aesthetics.
Application Note
High Voltage Buck-Boost LED Headlamp Driver Using Allegro A6271-1
This application note discusses the features and application of the Allegro A6271-1 switching LED controller in automotive high-power applications when driving a high number of LEDs.
Technical Article
Pre-Emptive Boost Control Improves LED Driver Performance
This article demonstrates the PWM dimming benefits achieved by PEB when compared to the behavior of conventional LED driver control methods.