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ONSEMI HCPL0731R2 High-Gain Dual-Channel Optocoupler

The HCPL0731 is a high-gain, dual-channel optocoupler with split darlington photodetectors, ideal for digital logic isolation, line receivers, and noise filtering. Featuring a low input current of 0.5mA, high current transfer ratio of up to 5000%, and excellent common-mode transient immunity of 10kV/μs, it ensures robust communication between different circuit stages. Encased in an 8-pin small outline package, this device complies with VDE, UL, and BSI standards, making it suitable for industrial, telecommunication, and high-speed data applications requiring reliable electrical insulation and fast switching.

Authorized Distributors
Source:Newark
Part No:HCPL0731R2
Stock:1612
Inv Date:06-10-2026
Price: Unit price: $3.31
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Part No:HCPL0731R2
Stock:0
Inv Date:06-11-2026
Price: Unit price: $3.21
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Part No:HCPL0731R2
Stock:0
Inv Date:06-11-2026
Price: Unit price: $2.34
Buy/RFQ:
Part No:HCPL0731R2
Stock:0
Inv Date:06-11-2026
Price: Unit price: $2.34
Buy/RFQ:
Part No:HCPL0731R2
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.45
Buy/RFQ:

ONSEMI HCPL0731R2 High-Gain Dual-Channel Optocoupler Specifications:

  • Type: High-gain split darlington optocoupler
  • Channels: Single and dual channel options
  • Input Current: 0.5mA (typical), 40mA (max. peak)
  • Current Transfer Ratio: Up to 5000%
  • CTR Guarantee: 0°C to 70°C
  • Isolation Voltage: 3000 VDC withstand, 2kV insulation leakage current
  • Emitter-Base Reverse Voltage: 5V
  • Output Voltage Range: -0.5V to 7V (HCPLO700/HCPLO730), -0.5V to 18V (HCPLO701/HCPLO731)
  • Output Power Dissipation: 100mW
  • Operating Temperature: -40°C to +85°C
  • Storage Temperature: -40°C to +125°C
  • Package: 8-pin small outline package (SO-8)

Buy the ON Semiconductor HCPL0731 R2 – Reliable Noise-Immune Optocoupler for Industrial Applications

Purchase the ON Semiconductor HCPL0731 R2 today to ensure excellent isolation, high current transfer ratio, and superior noise immunity in your industrial, telecommunication, or high-speed data systems. This reliable optocoupler offers fast switching, low input current, and compliance with international safety standards, making it ideal for various applications requiring electrical separation and high-speed operation. Order online now to benefit from quick delivery and trusted performance.

Get ON Semiconductor HCPL0731 R2 today—built for high speed, low input current, and durable electrical insulation needs.

Frequently Asked Questions

Where can I buy ONSEMI HCPL0731R2?

You can click on the BUY or RFQ button to purchase HCPL0731R2 from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part HCPL0731R2?

You can download the HCPL0731R2 datasheet or visit the ONSEMI website for support.

Who is the manufacturer of HCPL0731R2?

ONSEMI

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