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Vishay 4N26 Phototransistor Optocoupler

The 4N26 is a single-channel phototransistor output optocoupler with a base connection. It features a gallium arsenide infrared LED coupled with a silicon NPN phototransistor, enabling effective electrical isolation between input and output. The device interfaces with common logic families and is suitable for applications such as signal processing, power management, and communications and networking. It provides robust isolation with a test voltage of 5000 Vams, high CTR of up to 50%, and low input-output capacitance, ensuring reliable performance in various electronic systems.

Authorized Distributors
Source:Newark
Part No:4N26
Stock:544
Inv Date:06-09-2026
Price: Unit price: $0.639
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Source:DigiKey
Part No:4N26
Stock:0
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Price: Unit price: $0.84
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Source:DigiKey
Part No:4N26
Stock:1040
Inv Date:06-09-2026
Price: Unit price: $0.59
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Source:DigiKey
Part No:4N26
Stock:13187
Inv Date:06-09-2026
Price: Unit price: $0.44
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Source:DigiKey
Part No:4N26
Stock:1241
Inv Date:06-09-2026
Price: Unit price: $0.38
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Source:DigiKey
Part No:4N26
Stock:301
Inv Date:06-09-2026
Price: Unit price: $1.57
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Part No:4N26
Stock:9462
Inv Date:06-10-2026
Price: Unit price: $0.44
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Part No:4N26
Stock:3033
Inv Date:06-10-2026
Price: Unit price: $0.61
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Part No:4N26
Stock:712
Inv Date:06-10-2026
Price: Unit price: $0.86
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Authorized Distributors
Part No:4N26
Stock:0
Inv Date:06-10-2026
Price: N/A
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Part No:4N26
Stock:232
Inv Date:06-09-2026
Price: Unit price: $0.62
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Part No:4N26
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.2285
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Part No:4N26
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.2285
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Source:Arrow EU
Part No:4N26
Stock:14000
Inv Date:06-10-2026
Price: N/A
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Part No:4N26
Stock:60
Inv Date:06-09-2026
Price: Unit price: $0.111
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Part No:4N26
Stock:1663
Inv Date:06-10-2026
Price: N/A
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Part No:4N26
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.158
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Vishay 4N26 Phototransistor Optocoupler Specifications:

  • Isolation test voltage: 5000 Vams
  • Input forward voltage: 1.3 to 15 V at 50 mA
  • Collector-emitter breakdown voltage: 70 V
  • Collector current: 50 mA (continuous), 100 mA (peak for <1ms)
  • Power dissipation: 100 mW (input), 150 mW (output)
  • Operating temperature: -55°C to +100°C
  • Junction temperature: 125°C
  • Package: Dual-in-line 6 pin
  • Creepage and clearance: >7 mm
  • Capacitance: 25 pF (input), 0.6 pF (input-output)
  • CTR (Current Transfer Ratio): 20% to 50%
  • Turn-on and turn-off times: 2 microseconds
  • Soldering temperature: 260°C within 10 seconds

Buy the Buy Vishay 4N26 Optocoupler with Base Connection Part Number 4N26 Online

Secure your electronic projects with the Vishay 4N26 optocoupler online. Designed for reliable signal isolation, high CTR, and robust performance, this device integrates seamlessly into power supplies, communication networks, and control systems. With a test voltage of 5000 Vams and low input-output capacitance, it ensures safety and efficiency. Purchase today to benefit from quick delivery, quality assurance, and technical support. Enhance your system’s stability and security—order the Vishay 4N26 online now for superior electrical isolation!

Buy Vishay 4N26 now and experience unmatched reliability and high-performance electrical isolation for your power and communication systems.

Frequently Asked Questions

Where can I buy Vishay 4N26?

You can click on the BUY or RFQ button to purchase 4N26 from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part 4N26?

You can download the 4N26 datasheet or visit the Vishay website for support.

Who is the manufacturer of 4N26?

Vishay

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