Fairchild Semiconductor MID400 AC Line Monitor Logic-Out Device Datasheet

The MID400 is an optically isolated AC line-to-logic interface device, featuring direct operation from any line voltage with the use of an external resistor. It also has externally adjustable time delay and AC voltage sensing level, high voltage isolation, compact plastic DIP package, logic level compatibility, etc.


Fairchild Semiconductor MID400 AC Line Monitor Logic-Out Device Datasheet - cover page
Brand
Fairchild
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
11
File format
PDF
File size
330 KB
Published
01 August, 2012
Updated
28 September, 2023
MD5 checksum
3B42194A421D13AAE45EC2B1C29B8C91

About this manual

The MID400 is an optically isolated AC line-to-logic interface device packaged in an 8-lead plastic DIP. It features direct operation from any line voltage using an external resistor and provides externally adjustable time delay and AC voltage sensing levels. The device is designed for use in AC-to-DC control applications requiring excellent optical isolation, solid-state reliability, and TTL compatibility.

What's inside

  • Features Description
  • Applications
  • Absolute Maximum Ratings
  • Electrical Characteristics
  • Pin Description
  • Operating Schematics
  • Typical Performance Curves
  • Package Dimensions

Specifications

Operating Temperature-40 to +85 °C
Steady State Isolation2500 VRMS
Package Type8-lead plastic DIP
Supply Voltage (Detector)5V DC

Frequently asked questions

What is the primary application of the MID400?

The MID400 is designed solely for the use as an AC line monitor.

How is the input current limited?

An external resistor must be added in series with the input to limit the current.

What is the voltage isolation rating?

The device provides 2500 VRMS voltage isolation between input and output.

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