STEVAL-LLL014V1

批量生产

基于ALED7709的汽车LED驱动器4通道评估套件

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产品概述

描述

STEVAL-LLL014V1是一款基于升压状态ALED7709 LED驱动器配置的四LED灯带评估套件。

ALED7709是一款汽车LED驱动器(已通过AEC-Q100 1级认证),它包括一个可用作升压或SEPIC的DC/DC控制器,和四个低侧恒流输出。

将升压控制器与LED驱动器集成在一起,可以适应不同LED条件的提升电压,最小化ALED7709中的功耗,从而提高整体效率。

评估套件还包含SPC582B60E1,一款32位车规级微控制器。MCU通过I2C接口控制ALED7709。

STEVAL-LLL014V1可以使用STSW-LLL014GUI软件进行配置和控制,该软件在通过USB总线连接到电路板的PC上运行。

STEVAL-LLL014V1经过特殊设计,可以从板载MCU断开ALED7709,并通过外部客户I2C系统对其进行控制。

  • 所有功能

    • 支持4.5 V至42 V输入电压
    • 如果Vin < 6V,升压功能将被禁用
    • 在400 kHz频率下升压可用,可以扩频
    • 每通道150 mA可调电流
    • 支持PWM和模拟混合调光
    • 适应不同LED条件的升压
    • NTC用于控制LED温度
    • SPC582B60E1车规级MCU
      • 生成ALED模拟调光的PWM
      • 生成ALED FSW同步的PWM

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The current status of a product:
Active: Product is in volume production
Evaluation: Product is under characterization. Limited Engineering samples available
Preview: Product is in design stage
Target: Product is in design feasibility stage.No commitment taken to produce
Proposal: Marketing proposal for customer feedback.No commitment taken to design or produce
NRND: Not Recommended for New Design.Product is in volume production only to support customers ongoing production.
Marketing description of the package type.Compliancy of the device with industry requirement domains (IRD)The RoHS status of a product:
ECOPACK 1: Initial grade to identify European RoHS compliant products.
ECOPACK 2: New grade to identify brominated chlorinated and antimony oxide flame retardant free products.
ECOPACK 3: Halogen free RoHS exemptions free products.
(*): ECOPACK 2 version available upon request.
(**): Some versions still existing in ECOPACK 1 or not compliant.
Compliancy with WEEE Directive (2012/19/EU)The current status of a product:
Active: Product is in volume production
Evaluation: Product is under characterization. Limited Engineering samples available
Preview: Product is in design stage
Target: Product is in design feasibility stage.No commitment taken to produce
Proposal: Marketing proposal for customer feedback.No commitment taken to design or produce
NRND: Not Recommended for New Design.Product is in volume production only to support customers ongoing production.
Budgetary PriceMain country of assembly or fabrication of the product.ECCNs are five character alpha-numeric designations used on the Commerce Control List to identify dual-use items for export control purposes. ECCNs are five character alpha-numeric designations used on the Commerce Control List to identify dual-use items for export control purposes.