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ADD5203 数据表 (PDF) - Analog Devices

ADD5203 Datasheet PDF - Analog Devices
部件名 ADD5203
下载  ADD5203 下载

文件大小   1209.25 Kbytes
  24 Pages
制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices
功能描述 8-String,White LED Driver with SMBus and PWM Input for LCD Backlight Applications

ADD5203 Datasheet (PDF)

Go To PDF Page 下载 数据表
ADD5203 Datasheet PDF - Analog Devices

部件名 ADD5203
下载  ADD5203 Click to download

文件大小   1209.25 Kbytes
  24 Pages
制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices
功能描述 8-String,White LED Driver with SMBus and PWM Input for LCD Backlight Applications

ADD5203 数据表 (HTML) - Analog Devices

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ADD5203 产品详情

GENERAL DESCRIPTION
The ADD5203 is a white LED driver for backlight applications based on high efficiency, current-mode, step-up converter technology. It is designed with a 0.15 Ω, 2.9 A internal switch and a pin-adjustable operating frequency between 350 kHz and 1 MHz.

FEATURES
   White LED driver based on inductive boost converter
      Integrated 50 V MOSFET with 2.9 A peak current limit
      Input voltage range: 6 V to 21 V
      Maximum output adjustable up to 45 V
      350 kHz to 1 MHz adjustable operating frequency
      Overvoltage protection (OVP) up to typical 47.5 V
      Built-in soft start for boost converter
   Drives up to eight LED current strings
      LED current adjustable up to 30 mA for each channel
      Headroom control to maximize efficiency
      Adjustable dimming frequency: 200 Hz to 10 kHz
      LED open and short fault protection
   Selectable dimming control interface methods
      PWM input
      SMBus serial input
   Selectable dimming modes
      Fixed delay PWM dimming control with 8-bit resolution
      No delay PWM dimming control with 8-bit resolution
      Direct PWM dimming control
      DC current dimming control with 8-bit resolution
   General
      Thermal shutdown
      Undervoltage lockout
      28-lead, 4 mm × 4 mm × 0.75 mm LFCSP_WQ
 
APPLICATIONS
   Notebook PCs, UMPCs, and monitor displays




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关于 Analog Devices


Analog Devices,Inc。(ADI)是一家公开交易的公司,设计,开发和制造高性能模拟,混合信号和数字信号处理(DSP)集成电路(ICS)。
该公司成立于1965年,总部位于马萨诸塞州的诺伍德。
ADI服务于广泛的行业,包括航空航天和国防,汽车,通信,消费者,工业,医疗以及测试和测量。
该公司的产品组合包括数据转换器,放大器和比较器,电源管理IC,微控制器,传感器和无线电频率(RF)和微波组件等。
ADI致力于创新和客户满意度,并致力于为客户提供高质量,可靠的解决方案以满足他们的需求。
侧重于能源效率和可持续性,ADI是模拟和混合信号行业的领导者,推动了技术进步,并为世界上最具挑战性的问题提供了创新的解决方案。

*此信息仅供一般参考,对于因上述信息造成的任何损失或损害,我们概不负责。




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