4N40 The 4N40 is an optoisolator with a 5.3KV SCR and 6DIP package, used for electrical isolation and switching.
Mfr Part #:

4N40

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
The 4N40 is an optoisolator with a 5.3KV SCR and 6DIP package, used for electrical isolation and switching.
Total Stock: 7 pcs
$ Price Range: $0.99

4N40 Available from 1 distributor

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4N40 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Approval Agency
Capacitance
Continuous Forward Current
Current
Lead Spacing
Mounting Type
Number of Channels
Operating Temperature
Output Type
Reverse Current
Reverse Voltage
Static dV
Storage Temperature
Supplier Device Package
Turn On Time
Voltage
Zero Crossing Circuit

4N40 Description

Short technical summary and product information.

The 4N40 is an optoisolator manufactured by On Semiconductor, designed for electrical isolation and switching applications. It features a 5.3KV SCR and is housed in a 6DIP package, suitable for through-hole mounting. The device provides galvanic isolation between input and output, making it suitable for signal isolation, motor control, and power switching circuits. Its specifications include a maximum off-state voltage of 400V, a peak reverse voltage of 400V, and a forward current of 300mA. The device's electrical characteristics support reliable operation in various industrial and consumer electronic systems. The 6DIP package allows for easy integration into standard PCB layouts, and the device's electrical ratings ensure safe and effective operation within specified limits.

4N40 Quick Information

Product Type: Optoisolator
Canonical Name: OPTOISOLATOR 5.3KV SCR 6DIP

4N40 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

4N40 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

4N40 Features

  • 5.3KV SCR for high voltage switching
  • 6DIP package for easy mounting
  • Maximum off-state voltage of 400V
  • Supports continuous forward current of 300mA
  • Peak surge current of 10A

4N40 Applications

  • Used in electrical isolation circuits
  • Suitable for motor control applications
  • Ideal for power switching systems
  • Supports industrial automation circuits

4N40 FAQs

3 frequently asked questions generated from this part’s specifications.
What is the maximum off-state voltage of the 4N40?

The maximum off-state voltage of the 4N40 is 400V.

What package does the 4N40 come in?

The 4N40 comes in a 6DIP package.

What is the maximum continuous forward current for the 4N40?

The maximum continuous forward current is 300mA.

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