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LED驱动器

高亮度LED驱动器（LED Driver）集成电路优化，用于高效驱动高亮度LED灯串。Maxim不断扩展该产品线，提供高效的开关拓扑(降压、升压、SEPIC)以及线性LED驱动产品。

通用照明

Maxim提供各种LED驱动芯片，用于通用的低压建筑照明系统。

浏览用于通用照明系统的高亮度LED驱动器。

汽车照明

目前，高亮度LED已普遍用于汽车照明，从汽车前灯到内部照明，再到娱乐终端的LCD背光。这些LED可由针对这类应用设计的开关型或线性架构的稳压器驱动。

浏览有关汽车应用开关电源的更多信息。
浏览所有设计用于LED驱动的线性稳压器。

显示器背光

针对背光应用设计的LED驱动器能够驱动一串或多串LED。

浏览用于小型显示器LED背光的LED驱动器。
浏览用于中型/大型显示器LED背光的LED驱动器。
带LED背光驱动器的电源器件 
浏览有关显示器背光LED驱动的全线产品。

投影仪

这些产品设计能够高效提供大电流驱动，理想用于投影仪设备。

浏览所有适用于投影仪的LED驱动器。

相机闪光灯

这些产品设计能够从电池电压提供瞬间大电流支持，理想用于相机闪光灯。

浏览所有适用于相机闪光灯的LED驱动器。

精选

产品线列表

新产品


MAX25024
Automotive Low Input Voltage I2C 4-Channel 150mA Backlight Driver Supporting ASIL B

  • Wide Voltage-Range Operation
  • High Integration
  • Robust and Low EMI

MAX25613
Automotive Infrared LED Controller

  • High-Current LED Driver with Reduced di/dt on the Battery Harness
  • Protection Features Increase System Reliability
  • Automotive Ready

MAX25601C
Synchronous Boost and Synchronous Buck LED Controllers

  • Integration Minimizes BOM for High-Brightness LED Driver, Saving Space and Cost
  • Wide Dimming Ratio Allows High Contrast Ratio
  • Protection Features and Wide Temperature Range Increase System Reliability

MAX25601D
Synchronous Boost and Synchronous Buck LED Controllers

  • Integration Minimizes BOM for High-Brightness LED Driver, Saving Space and Cost
  • Wide Dimming Ratio Allows High Contrast Ratio
  • Protection Features and Wide Temperature Range Increase System Reliability

MAX25601A
Synchronous Boost and Synchronous Buck LED Controllers

  • Integration Minimizes BOM for High-Brightness LED Driver, Saving Space and Cost
  • Wide Dimming Ratio Allows High Contrast Ratio
  • Protection Features and Wide Temperature Range Increase System Reliability

MAX25601B
Synchronous Boost and Synchronous Buck LED Controllers

  • Integration Minimizes BOM for High-Brightness LED Driver, Saving Space and Cost
  • Wide Dimming Ratio Allows High Contrast Ratio
  • Protection Features and Wide Temperature Range Increase System Reliability

MAX20056B
Integrated, 6-Channel High-Brightness LED Driver with Very Wide PWM Dimming Ratio and Phase Shifting for Automotive Displays

  • Robust with Respect to EMC and Automotive Battery Transients
  • Spread-Spectrum Mode Reduces Emission at the Switching Frequency and its Harmonics
  • Phase-Shift Dimming of LED Strings

MAX25612
汽车应用同步、高压LED控制器

  • 高度集成最大程度降低BOM和成本
  • 优化效率、电路板空间和输入工作范围
  • 保护特性提高系统可靠性

工具和模型

工具

技术文档

参考设计

类型 编号 标题

培训和视频



Introduction to the MAX25615 7A Sink, 3A Source, 12ns, SOT23 MOSFET Drivers
3:09 min
March 2019


Introduction to the MAX20444B Automotive 4-Channel 130mA Backlight Driver with Boost/SEPIC Controller and I2C Interface
7:35 min
February 2019


Introduction to the MAX20050-53 2A Synchronous Buck LED Drivers with Integrated MOSFETs
04:47 min
September 2018


支持矩阵和像素照明的车用HB LED控制器
2:54 min
October 2018


Introduction to the MAX20090 MAX20090B Automotive High-Voltage High-Brightness LED Controller
3:42 min
October 2019


Introduction to the MAX20056B Integrated, 6-Channel High-Brightness LED Driver with Very Wide PWM Dimming Ratio and Phase Shifting for Automotive Displays
4:13 min
November 2019


Introduction to the MAX25612 Automotive Synchronous High-Voltage LED Controller
3:37 min
October 2019


The Future of PoE LED Lighting
1:35 min
May 2015


Introduction to the MAX20069 Automotive 4 channel TFT Bias with 4 ch 150mA/ch LED driver
6:46 min
July 2018


实验室：克服MR16 LED照明的闪烁问题
5:13 min
March 2015


Introduction to the MAX20446 Automotive I2C 6-Channel 120mA Backlight Driver with Boost/SEPIC Controller
6:22 min
February 2018


Introduction to the MAX25611A MAX25611B Automotive High-Voltage HB LED Controller
3:09 min
March 2019


Introduction to the MAX21610 Automotive 16-Channel 100mA Local Dimming Backlight Driver with SPI Interface
8:34 min
January 2019


In the Lab: Bluetooth Control of Power-over-Ethernet Lighting
2:20 min
March 2015


Introduction to the MAX25600 Synchronous High Voltage 4 Switch Buck Boost LED Controller
7:04 min
March 2019


Introduction to the MAX25610A MAX25610B Synchronous Buck and Buck Boost LED Driver/DC-DC Converter
4:32 min
September 2019


Introduction to the MAX25611A MAX25611B MAX25611C MAX25611D Automotive High-Voltage HB LED Controller
2:58 min
October 2019


Introduction to the MAX25613 Automotive Infrared LED Controller
2:15 min
March 2020


Introduction to the MAX25601A MAX25601B MAX25601C MAX25601D Synchronous Boost and Synchronous Buck LED Controllers
4:03 min
April 2020