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LED驱动器

Analog Devices, Inc.（简称ADI）为汽车和液晶背光照明应用提供发光二极管（LED）驱动器。例如，AD8240适合汽车应用，驱动和监视LED组件。AD8240由于降低了与LED驱动相关的复杂性从而降低了系统成本，它包括过流保护功能并且采用MSOP封装。ADM8845电荷泵适合用于驱动高达6只并联的白色LED，同时能够保证背光照明液晶显示的亮度均匀。它通过单独监视每只LED的电流实现了优良的匹配性能。ADM8845可以在3种电荷泵工作模式之间根据输入电压自动切换，所以它还用来最大化功率效率。

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帮助

  • Sort: Click on the arrows beneath the parameter on which you would like to sort, ascending and descending order.

  • Add/Remove Parameters: Click on the Add/Remove Parameters button. Select/deselect the checkbox of the parameter in the add/remove parameter pop up box. Click on "Update" for the table to redraw with new selection of parameters.

  • Filter: Enter the desired value to filter parameter(s) by, and click the "Update Results" button to update the table display.

  • Reset Table: Click "Reset Table" to clear all filters/sorts and restore table back to default view.

  • Quick Filters: When applicable, select a quick filter with preset parameters filtered to narrow the results returned.

  • No Parts Returned: Adjust the filters on your least critical selection parameters in order to broaden your search.

White LED Drivers
  • Use Up or Down Arrows in Heading to Sort in Ascending or Descending Order
  • Narrow Results by Entering Values in Numeric Fields or by Pull Down Selections

添加/移除参数







Part#
Results: 7
Input Voltage Range (Vcc)Vout Adjust OptionsIout (max) (mA)Switching Frequency (MHz)PackagePrice* (1000-4999)
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sortDescending sortAscending
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ADM88432.6 to 5.5V-201.516-LFCSP $0.50
ADM88452.6 to 5.5V-30-16-LFCSP $0.71
ADP16102.5 to 5.5 VVin to 12 V1.21.28-MSOP $1.12
ADP16112.5 to 5.5 VVin to 20 V1.21.28-MSOP**
ADP16532.75 to 5.5 V-5001.216-LFCSP $1.45
ADP16552.75 to 5.5 V-500212-WLCSP $0.95
ADP55202.27 to 5.5 V-301- $1.66
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帮助

  • Sort: Click on the arrows beneath the parameter on which you would like to sort, ascending and descending order.

  • Add/Remove Parameters: Click on the Add/Remove Parameters button. Select/deselect the checkbox of the parameter in the add/remove parameter pop up box. Click on "Update" for the table to redraw with new selection of parameters.

  • Filter: Enter the desired value to filter parameter(s) by, and click the "Update Results" button to update the table display.

  • Reset Table: Click "Reset Table" to clear all filters/sorts and restore table back to default view.

  • Quick Filters: When applicable, select a quick filter with preset parameters filtered to narrow the results returned.

  • No Parts Returned: Adjust the filters on your least critical selection parameters in order to broaden your search.

Automotive External Lighting Drivers
  • Use Up or Down Arrows in Heading to Sort in Ascending or Descending Order
  • Narrow Results by Entering Values in Numeric Fields or by Pull Down Selections

添加/移除参数











Part#
Results: 1
Input Voltage Range (Vcc)Supply Current Efficency (%)Base Drive (mA)Frequency Range LED #ShutdownDimming ControlPackagePrice* (1000-4999)
Sort
sortDescending sortAscending
sortDescending sortAscending
sortDescending sortAscending
sortDescending sortAscending
sortDescending sortAscending
sortDescending sortAscending
sortDescending sortAscending
sortDescending sortAscending
 
sortDescending sortAscending
          
AD82409 to 27V0.36mAn/a250DC to 500 Hz1XPWM8-MSOP $1.29
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