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ONSEMI 4N33M Optocoupler

The 4N33M is a versatile single-channel 6-pin optocoupler with a photodarlington configuration, offering high sensitivity to low input currents and compliance with JEDEC standards. It features a gallium arsenide infrared LED optically coupled to a silicon planar detector, making it suitable for low power logic circuits, telecommunications, portable electronics, and solid state relays. Insulation ratings include a peak working voltage of 850V and withstand voltage of 6000V. Compact and reliable, this optocoupler ensures safe electrical isolation in various industrial and communication applications, providing excellent performance and durability.

Authorized Distributors
Source:Newark
Part No:4N33M
Stock:980
Inv Date:06-10-2026
Price: Unit price: $0.412
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Source:DigiKey
Part No:4N33M
Stock:3
Inv Date:06-10-2026
Price: Unit price: $1.38
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Source:DigiKey
Part No:4N33M
Stock:1148
Inv Date:06-10-2026
Price: Unit price: $0.4
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Part No:4N33M
Stock:5926
Inv Date:06-11-2026
Price: Unit price: $0.63
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Part No:4N33M
Stock:0
Inv Date:06-11-2026
Price: N/A
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Part No:4N33M
Stock:2485
Inv Date:06-10-2026
Price: Unit price: $0.2553
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Part No:4N33M
Stock:2485
Inv Date:06-10-2026
Price: Unit price: $0.2553
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Part No:4N33M
Stock:4092
Inv Date:06-10-2026
Price: Unit price: $0.182
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ONSEMI 4N33M Optocoupler Specifications:

  • Peak Working Insulation Voltage: 850 V
  • Maximum Withstanding Voltage: 6000 V
  • Number of Pins: 6
  • Configuration: Photodarlington
  • Infrared LED Type: Gallium Arsenide
  • Isolation Resistance: >10^13 Ω
  • Isolation Capacitance: 0.2 pF
  • Input Forward Voltage: 1.2 V at 10 mA
  • Collector-Emitter Breakdown Voltage: 30 V
  • Collector-Base Breakdown Voltage: 30 V
  • Emitter-Collector Breakdown Voltage: 5 V
  • Maximum Operating Temperature: -40°C to +100°C
  • Storage Temperature: -40°C to +125°C
  • Package Type: DIP

Buy the Buy ON Semiconductor 4N33M Part Number 4N33M Online

Purchase the ON Semiconductor 4N33M optocoupler online for versatile use in industrial automation, telecommunications, and portable electronics. Featuring high sensitivity, excellent electrical isolation, and robust construction, this 6-pin photodarlington device is designed for durable, reliable operation. Whether integrating into low power logic circuits, solid state relays, or coupling systems of varying potentials, it ensures high performance and safety compliance with insulation ratings up to 850V and withstand voltage to 6000V. Easy to order online for fast delivery and consistent quality.

Get ON Semiconductor 4N33M today—built for high sensitivity, reliable electrical insulation, and long-lasting performance in communication and industrial systems.

Frequently Asked Questions

Where can I buy ONSEMI 4N33M?

You can click on the BUY or RFQ button to purchase 4N33M from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part 4N33M?

You can download the 4N33M datasheet or visit the ONSEMI website for support.

Who is the manufacturer of 4N33M?

ONSEMI

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