MAX1953EVKIT

MAX1953/MAX1954评估板


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说明

MAX1953评估板(EV kit)演示两种低成本、buck控制器应用电路。MAX1953应用电路具有可调的限流。1MHz开关频率缩小了电路板尺寸。MAX1954应用电路的输入电压范围为3V至13.2V,而且可调输出独立于电源电压。MAX1954开关频率为300kHz,采用板上提供的元件可实现93%的高效率。

该评估板带有MAX1953、MAX1954评估电路,是完全装配并经过测试的。

关键特性

  • 低成本电流模式控制器
  • 固定频率脉宽调制(PWM)
  • 0.8V (最小值)输出电压
  • 3V低输入工作电压
  • MAX1953
    1MHz开关频率
    小尺寸外部元器件,低成本
    可调的限流
  • MAX1954
    3V至13.2V输入电压
    93%的效率
    300kHz开关频率
  • 关断特性
  • 全部采用n沟道MOSFET设计,实现低成本
  • 无需检流电阻
  • 内部数字软启动
  • 表贴元件
  • 热过载保护
  • 微型10引脚µMAX®封装
  • MAX1953/MAX1954电路完全装配并经过测试
  • 应用

    • 图形卡与视频卡
    • 低电压分布式电源
    • 微处理器核电源
    • PC与服务器
    • 打印机与扫描仪
    • 电信和网络
    型号   生产流程   工艺   样本量   不合格   FIT @ 25°C   FIT @ 55°C   Material Composition  

    备注: 通过技术手段对故障率进行汇总,并映射到相关的材料部件号。 故障率与被测件的数量密切相关。

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