Microchip Technology

MIC803-29D2VM3-TR

Supervisors

MPN
MIC803-29D2VM3-TR
Product Type
Package / Case
SOT-23
Key Attributes
3-Pin Microprocessor Supervisor Circuit with Open-Drain Reset Output

Technical Specifications

TypeDescription
Operating Temp-40°C ~ +125°C
Working Voltage V3.25 V
Reset Timeout20ms
output typeOpen-drain
Reset Active LevelActive Low
TypeDescription
standby current4.5uA
ChiptypeSimple Reset/Power-On Reset
Threshold Voltage2.93V
Number of Voltages Monitored1
Package / CaseSOT-23

Product Introduction

The MIC803 is a single-voltage supervisor with open-drain reset output that provides accurate power supply monitoring and reset generation in microprocessor-based systems. The function of the device is to assert a reset signal if the power supply voltage drops below the reset threshold voltage, and retain this reset for the reset timeout period once the power supply increases above the reset threshold voltage.

The MIC803 consumes only 4.5 μA of supply current and offers three reset delay periods of 20 ms, 140 ms, and 1120 ms (minimum).

It features factory-programmed reset threshold levels from 2.63V to 4.63V to accommodate 3.0V, 3.3V, and 5.0V power supplies. It is available in the compact 3-pin SC-70 and SOT-23 packages.

Features

  • 4.5 μA Supply Current (Typical) at 3.6V
  • Open-Drain /RESET Output
  • /RESET Remains Valid with VCC as Low as 1V
  • 20 ms, 140 ms, or 1120 ms Minimum Reset Timeout Options
  • 2.63V to 4.63V Preset Voltage Threshold Options
  • 2.5% Voltage Threshold Accuracy over Temperature
  • 3-Pin SC-70 Package (2.0 mm×2.1 mm)
  • 3-Pin SOT-23 Package (2.3 mm×2.9 mm)
  • 40°C to +125°C Junction Temperature Range

Applications

  • - Critical Microcomputer Power Monitoring - Portable Equipment - Solid State Drives - Printers/Computers - Embedded Controllers

Datasheet

📄 Open Download

Alternative Parts

Common MIC803-29D2VM3-TR 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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