A1458 Optocoupler Datasheet Jun 2026

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Windows 7/8/10/11 Compatible

🔧 Required Dependencies

Make sure you have these installed for the application to work properly.

  • .NET Framework 4.7.2 or later
  • Visual C++ Redistributable (x86)
  • Active internet connection
  • 50 MB free disk space
View Requirements Get .NET Framework Get VC++ Redistributable

Note that the output is often an open collector, meaning you will need a pull-up resistor to define the logic "High" state. 📋 Guide to Reading the Datasheet

Programmable Logic Controllers (PLCs) handle highly noisy environments packed with heavy inductive motor kicks and electromagnetic interference (EMI). The A1458 acts as a digital buffer between raw field inputs (like proximity sensors or limit switches) and the low-voltage processor core to shield logic gates from damage. 2. Power Transistor Gate Drives

Traditional optocouplers suffer from high base-collector capacitance in their phototransistors, slowing down switching. Devices like the HCPL-A1458 bypass this by utilizing a separate photodiode detector paired with integrated amplification, boosting speed up to 100 times.

Note: All typical specifications and test conditions should be confirmed from the official manufacturer's datasheet, as variations may exist.

) times if you are using this for PWM (Pulse Width Modulation) or high-frequency communication.

The is likely a standard DIP-4 phototransistor optocoupler with medium speed (10 µs) and 3.75kV isolation. Before purchasing:

However, I can help you in other ways:

Connect Pin 8 to the 12V/24V supply. Place a pull-up resistor ( ) between Pin 8 ( VCCcap V sub cap C cap C end-sub ) and Pin 6 ( VOUTcap V sub cap O cap U cap T end-sub

To use any component effectively, you must understand its absolute maximum ratings and electrical characteristics. Below is a distilation of the official .

Cathode (Input LED 2 / NC depending on single/dual channel variant)

💻 System Requirements

Make sure your system meets these requirements

Minimum Requirements

  • Operating System: Windows 7 SP1 or later
  • Processor: 1 GHz or faster
  • RAM: 2 GB minimum
  • .NET Framework 4.7.2 or later
  • Visual C++ Redistributable (x86)
  • 50 MB free disk space
  • Internet connection required
  • Administrator rights for installation

Recommended Specifications

  • Operating System: Windows 10 or 11
  • Processor: 2 GHz dual-core or better
  • RAM: 4 GB or more
  • Latest .NET Framework version
  • Up-to-date Windows updates
  • 500 MB free disk space
  • Broadband internet connection
  • Antivirus with exclusions configured
Note: Mac and Linux are not currently supported. The application is designed specifically for Windows operating systems. Mobile device support is also not available.

A1458 Optocoupler Datasheet Jun 2026

Note that the output is often an open collector, meaning you will need a pull-up resistor to define the logic "High" state. 📋 Guide to Reading the Datasheet

Programmable Logic Controllers (PLCs) handle highly noisy environments packed with heavy inductive motor kicks and electromagnetic interference (EMI). The A1458 acts as a digital buffer between raw field inputs (like proximity sensors or limit switches) and the low-voltage processor core to shield logic gates from damage. 2. Power Transistor Gate Drives

Traditional optocouplers suffer from high base-collector capacitance in their phototransistors, slowing down switching. Devices like the HCPL-A1458 bypass this by utilizing a separate photodiode detector paired with integrated amplification, boosting speed up to 100 times. a1458 optocoupler datasheet

Note: All typical specifications and test conditions should be confirmed from the official manufacturer's datasheet, as variations may exist.

) times if you are using this for PWM (Pulse Width Modulation) or high-frequency communication. Note that the output is often an open

The is likely a standard DIP-4 phototransistor optocoupler with medium speed (10 µs) and 3.75kV isolation. Before purchasing:

However, I can help you in other ways:

Connect Pin 8 to the 12V/24V supply. Place a pull-up resistor ( ) between Pin 8 ( VCCcap V sub cap C cap C end-sub ) and Pin 6 ( VOUTcap V sub cap O cap U cap T end-sub

To use any component effectively, you must understand its absolute maximum ratings and electrical characteristics. Below is a distilation of the official . Note: All typical specifications and test conditions should

Cathode (Input LED 2 / NC depending on single/dual channel variant)

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