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Low Dropout Regulator 3.3 Volt 1A 3-Pin (3+Tab) TO-220 Rail

LM3940IT-3.3: MAJOR BRANDS View Larger Image
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Jameco Part no. 192524
Manufacturer   MAJOR BRANDS
Manufacturer no. LM3940IT-3.3
Catalog 161 , page 11
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Pricing & Availability


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1+ $1.65
10+ $1.45
100+ $1.25
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Low Drop-Out 3.3V Voltage Regulator


  • Packaging: TO-220
  • Input Voltage: 4.5V to 7.5V
  • Current: 1A

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  • Specification Value
    Maximum Dropout Voltage @ Current0.8V@1A|0.15V@100mA
    Minimum Input Voltage4.5V
    Maximum Input Voltage7.5V
    Output Voltage3.3V
    Maximum Output Current1A
    Maximum Quiescent Current15mA
    Number of Outputs1
    Typical Quiescent Current10mA
    Junction to Ambient60C/W
    Junction to Case4C/W
    Minimum Operating Temperature-40°C
    Maximum Operating Temperature125°C
    MountingThrough Hole
    Specification Value
    Product Width4.7mm(Max)
    Product Height8.89mm(Max)
    Product Length10.16mm
    Product TypeRegulator
    Output TypeFixed
    Line Regulation40mV
    Load Regulation50mV
    Typical Dropout Voltage @ Current0.5V@1A|0.11V@100mA

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