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Vishay TEKT5400S Infrared Phototransistor

The TEKT5400S is a silicon NPN phototransistor featuring high radiant sensitivity. It is housed in a plastic package with a side-view lens and a daylight blocking filter, optimized for detecting 950 nm infrared signals. This device offers a fast response time and an angle of half sensitivity of approximately ±37°. Its package is compatible with the TSKS5400S IR emitter series, making it suitable for applications in sensing, instrumentation, automation, and process control systems.

Authorized Distributors
Source:Newark
Part No:TEKT5400S
Stock:862
Inv Date:06-09-2026
Price: Unit price: $0.793
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Source:DigiKey
Part No:TEKT5400S
Stock:1752
Inv Date:06-09-2026
Price: Unit price: $1.04
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Part No:TEKT5400S
Stock:29396
Inv Date:06-10-2026
Price: Unit price: $0.99
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Part No:TEKT5400S
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.7
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Source:Arrow EU
Part No:TEKT5400S
Stock:8000
Inv Date:06-10-2026
Price: N/A
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Part No:TEKT5400S
Stock:7767
Inv Date:06-10-2026
Price: N/A
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Vishay TEKT5400S Infrared Phototransistor Specifications:

  • Package type: plastic with side view lens
  • Dimensions: 5 x 2.65 x 5 mm
  • Wavelength of peak sensitivity: 920 nm
  • Spectral bandwidth: 850 to 980 nm
  • Angle of half sensitivity: ±37°
  • Collector-emitter voltage Vceo: 70 V
  • Emitter-collector voltage Veco: 7 V
  • Collector current Io: 100 mA
  • Collector peak current: 200 mA
  • Power dissipation: 150 mW
  • Junction temperature: 100 °C
  • Operating temperature range: -40°C to +85°C
  • Storage temperature range: -40°C to +100°C
  • Soldering temperature: 260 °C for 5 seconds
  • Peak spectral sensitivity wavelength: 920 nm
  • Detection range: 850 to 980 nm
  • Viewing angle: approximately ±37°
  • Package: plastic with side view lens, dimensions 5 x 2.65 x 5 mm

Buy the Vishay TEKT5400S – Reliable Infrared Phototransistor for Industrial Applications

Purchase the Vishay TEKT5400S online today—optimized for high sensitivity detection at 950 nm, with a durable plastic package, fast response times, and compatibility with infrared emitters. Ideal for automation, sensing, and control systems requiring precise IR signal detection. This high-performance phototransistor ensures optimal operation in industrial environments, offering reliable performance, a wide detection wavelength range of 850 to 980 nm, and a compact design. Order now for quick delivery and enhance your sensing automation projects with Vishay quality.

Get Vishay TEKT5400S today—built for high radiant sensitivity, fast response, and reliable infrared detection in automation and sensing systems.

Frequently Asked Questions

Where can I buy Vishay TEKT5400S?

You can click on the BUY or RFQ button to purchase TEKT5400S from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part TEKT5400S?

You can download the TEKT5400S datasheet or visit the Vishay website for support.

Who is the manufacturer of TEKT5400S?

Vishay

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