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MAX6520
50ppm/°C、SOT23、三端、1.2V电压基准


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概述
完整的数据资料 (PDF, 328kB)
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The MAX6520 is the lowest-power 1.2V, precision, three-terminal voltage reference offered in a SOT23-3 package. Ideal for 3V battery-powered equipment where power conservation is critical, the MAX6520 is a low-power alternative to existing two-terminal shunt references. Unlike two-terminal references that throw away battery current and require an external series resistor, the MAX6520 has a 70µA maximum supply current (typically only 50µA) that is independent of the input voltage. This feature translates to maximum efficiency at all battery voltages.

The MAX6520 operates from a supply voltage as low as 2.4V, and initial accuracy is ±1% for the SOT23 package.

Output voltage temperature coefficient is typically only 25ppm/°C, and is guaranteed to be less than 50ppm/°C in the SOT23 package.

关键特性   应用/使用
  • 3-Pin SOT23 Package
  • 50ppm/°C max Tempco
  • Supply Current Independent of Input Voltage Over Temperature
  • 50µA Supply Current
  • 2.4V to 11V Input Voltage Range
  • ±1% Initial Accuracy

 
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    Key Specifications:   Voltage References
    Part Number Output Voltage (V) Tempco (max) (ppm/°C) Initial Accuracy (% max @ +25°C) Supply Current - Series Only (max) (µA) Supply Voltage - Series Only (min) (V) Supply Voltage - Series Only (max) (V) Noise 0.1Hz to 10Hz (µVp-p typ) Features RoHS Available Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C) Price**
    MAX6520  1.25 50 1 70 2.4 11 10
    Series
    Yes SOT-23/3 8 -40 to +85 $0.95 @ 1k
    See All Voltage References (159)
    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 prices and delivery, please see the price and availability page or contact an authorized distributor.

    图表
    MAX6520:典型工作电路
    典型工作电路

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    参考文献: 19-1130; Rev. 1; 2005-09-27
    本页最后一次更新: 2007-05-31




             


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