MAX44286

低功耗、高精度、4焊球WLP封装、电流检测放大器

最薄、最小电流检测放大器,具有超低失调,微小增益误差,超低功耗


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说明

MAX44286是一款零漂移、高边电流检测放大器,具有高精度、低耗流,采用微小4焊球超薄WLP封装,外形尺寸为0.78mm x 0.78mm x 0.35mm。在当今追求小型化的智能电话、移动配件、笔记本计算机、便携式医疗设备及所有电池供电便携式设备,一个精度高、体积小的电流监测器在此类应用中至关重要。

MAX44286的电压输出具有四种增益版本:25V/V、50V/V、100V/V和200V/V。四种版本使用户能够灵活选择检测电阻,极低输入失调电压有助于检测低至微安级的小电流。低功耗也使用户能够将功耗降至最低。

MAX44286在-40°C至+85°C温度范围内,可工作在1.6V至5.5V电源电压;在-40°C至+125°C汽车级温度范围内,可工作在1.8V至5.5V电源电压。器件的电源电压与RS+引脚共用,以便MAX44286能够采用4焊球、超薄WLP封装。

MAX44286: Typical Application Circuit MAX44286: Typical Application Circuit 放大+

关键特性

  • 超低输入失调电压和微小增益误差,允许检测电阻检测微小电流(nA)
    • 30µV (最大值)失调电压
    • 0.23% (最大值)增益精度
  • 低耗流节省功耗
    • 12.5µA ICC @ 200kHz增益带宽
  • 节省空间的4焊球WLP封装
    • 0.78mm x 0.78mm x 0.35mm
  • 业内领先的低功耗范围
    • 1.6V至5.5V输入共模电压
  • 四种增益选项,选择检测电阻非常灵活
    • G = 25V/V (MAX44286T)
    • G = 50V/V (MAX44286F)
    • G = 100V/V (MAX44286H)
    • G = 200V/V (MAX44286W)

应用

  • 移动配件
  • 笔记本计算机和平板电脑
  • 便携式医疗设备
  • 便携式/电池供电系统
  • 电源管理系统
  • 智能电话

Pricing Notes:
This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific and version-specific prices and delivery, please see the price and availability page or contact an authorized distributor.

MAX44286EVKIT: MAX44286评估板
产品可靠性报告: MAX44286.pdf 
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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