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Vishay TCST2202 Transmissive Optical Sensor

The TCST2202 is a high-performance transmissive optical sensor featuring a phototransistor output, designed for precise optical switching, photo interruption, counting, and encoding applications. It includes an infrared emitter operating at 950 nm with a compact leaded package, providing reliable performance in various industrial and automation setups. The sensor has a 3.1 mm gap width and a 0.5 mm aperture, with daylight blocking filter to ensure accuracy under different lighting conditions. It is RoHS compliant, with an operating temperature range from -55°C to +85°C, and suitable for mounting in tight spaces requiring high sensitivity and stability.

Authorized Distributors
Source:Newark
Part No:TCST2202
Stock:359
Inv Date:06-09-2026
Price: Unit price: $1.23
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Source:DigiKey
Part No:TCST2202
Stock:1993
Inv Date:06-09-2026
Price: Unit price: $1.39
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Part No:TCST2202
Stock:1219
Inv Date:06-10-2026
Price: Unit price: $1.23
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Part No:TCST2202
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1.12
Buy/RFQ:
Part No:TCST2202
Stock:13
Inv Date:06-10-2026
Price: N/A
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Vishay TCST2202 Transmissive Optical Sensor Specifications:

  • Package type: leaded
  • Dimensions (L x W x H): 24.5 x 6.3 x 10.8 mm
  • Gap: 3.1 mm
  • Aperture width: 0.5 mm
  • Emitter wavelength: 950 nm
  • Maximum power dissipation: Output 150 mW, Coupler 250 mW
  • Ambient temperature range: -55°C to +85°C
  • Storage temperature: -55°C to +100°C
  • Soldering temperature: 260°C for 2 mm distance, under 5 seconds
  • Collector emitter voltage: 70 V, Emitter collector voltage: 7 V
  • Collector peak current: 200 mA
  • Reverse voltage: 6 V, Forward current: 60 mA
  • Power dissipation: 100 mW (input), 150 mW (output)
  • Current transfer ratio: 10–20% (TCST2103), 5–10% (TCST2202), 1.25–25% (TCST2300)

Buy the Vishay Series TCST2202 Optical Sensor: TCST2202

Discover the versatility and reliability of the Transmissive Optical Sensor designed for industrial automation, photo interrupters, and encoding systems. Featuring a 950 nm infrared emitter and phototransistor output, this compact device offers precise optical switching capabilities. It includes a daylight blocking filter, operates over a temperature range of -55°C to +85°C, and complies with RoHS standards. Easy to mount with leaded packaging, this sensor is an ideal choice for manufacturers and engineers seeking dependable performance in tight spaces and challenging lighting conditions.

Order your Vishay Series TCST2202 transmissive optical sensor today and enhance your automation projects with reliable, high-performance optical sensing.

Frequently Asked Questions

Where can I buy Vishay TCST2202?

You can click on the BUY or RFQ button to purchase TCST2202 from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part TCST2202?

You can download the TCST2202 datasheet or visit the Vishay website for support.

Who is the manufacturer of TCST2202?

Vishay

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