MCP120 Series 4.5 V 150 ms Microcontroller Supervisory Circuit - SOT-23-3

Mfr Part#: MCP120T-450I/TT
Mounting Method:  Surface Mount
Package Style:  SOT-23 (SC-59,TO-236)
Packaging:  REEL
Std Packaging Qty:  3,000



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Qty in Stock : 189,000
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Product Highlight

  • No of Outputs: Single
  • Threshold Voltage: 4.5 V
  • Supply Voltage-Max: 5.5 V
  • Reset Timeout: 150 ms
The MCP120T-450I/TT is a Microcontroller Supervisory Circuit  with Open Drain Output, designed to keep a microcontroller in reset until the system voltage has reached the proper level and stabilized, available in SOT-23-3 package.


  • Holds microcontroller in reset until supply voltage reaches stable operating level
  • Resets microcontroller during power loss
  • Precision monitoring of 3V, 3.3V and 5V systems
  • 7 voltage trip points available
  • Active low RESET pin
  • Open drain output
  • Internal pull-up resistor (5 kΩ) for MCP130
  • Holds RESET for 350 ms (typical)
  • RESET to VCC = 1.0V
  • Accuracy of ±125 mV for 5V systems and ±75 mV for 3V systems over temperature
  • 45 μA typical operating current
  • Temperature range: Industrial (I): -40°C to +85°C

View the MCP12 Series of Voltage Supervisors

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