Microchip Technology

MCP120T-270I/TT

Supervisors

MPN
MCP120T-270I/TT
Product Type
Package / Case
SOT-23
Key Attributes
Microcontroller Supervisory Circuit with Open Drain Output

Technical Specifications

TypeDescription
Reset Timeout350ms
output typeOpen-drain
Reset Active LevelActive Low
standby current45uA
ChiptypeVoltage monitor
TypeDescription
Threshold Voltage2.925V
Number of Voltages Monitored1
Operating Temp-40°C ~ +85°C
Working Voltage V3.25 V
Package / CaseSOT-23

Product Introduction

The MCP120/130 is a voltage supervisory device designed to keep a microcontroller in reset until the system voltage has reached the proper level and stabilized. It also operates as protection from brown-out conditions when the supply voltage drops below a safe operating level. Both devices are available with a choice of seven different trip voltages and both have open drain outputs. The MCP130 has an internal 5 kΩ pullup resistor. Both devices have active low RESET pins. The MCP120/130 will assert the RESET signal whenever the voltage on the VDD pin is below the trip-point voltage.

Features

  • 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

Datasheet

📄 Open Download

Alternative Parts

Common MCP120T-270I/TT alternatives overseas buyers search for:

Compliance & Export Codes

TypeDetails
RoHSROHS3
ECCNEAR99
CNHTS8542399000
USHTS8542390001
TARIC8542399000
TypeDetails
CAHTS8542390000
BRHTS85423999
INHTS85423900
MXHTS8542.39.99

Sourcing Information

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