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Vishay TCLT1009 Optocoupler

The TCLT1009 series is an optocoupler with a phototransistor output, housed in a compact SOP-4L package. It features a gallium arsenide infrared-emitting diode and a phototransistor, ensuring reliable electrical isolation and fast switching capabilities. This series is suitable for switchmode power supplies, computer peripheral interfaces, and microprocessor systems requiring high isolation and low coupling capacitance. Compliant with industry safety standards, the TCLT1009 offers a CTR range of 200 to 400%, and is designed for applications demanding high voltage isolation and durable performance.

Authorized Distributors
Source:Newark
Part No:TCLT1009
Stock:2975
Inv Date:06-09-2026
Price: Unit price: $0.752
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Source:DigiKey
Part No:TCLT1009
Stock:3000
Inv Date:06-09-2026
Price: Unit price: $0.27355
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Part No:TCLT1009
Stock:7403
Inv Date:06-10-2026
Price: Unit price: $0.73
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Part No:TCLT1009
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.198
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Source:Arrow EU
Part No:TCLT1009
Stock:6000
Inv Date:06-10-2026
Price: N/A
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Vishay TCLT1009 Optocoupler Specifications:

  • Package Type: SOP-4L, SMD low profile 4 lead package
  • Maximum Input Voltage: 6 V (reverse), 60 mA forward current
  • Maximum Output Voltage: 70 V, 7 V (collector-emitter, emitter-collector)
  • Collector Current: 50 mA, peak 100 mA
  • Power Dissipation: 100 mW (input), 150 mW (output), 250 mW (coupler)
  • Junction Temperature: 125 °C
  • Isolation Voltage: 5000 V RMS, rated impulse 8 kV
  • CTR Range (typical): 200 to 400%
  • Storage Temperature Range: -55 to +125 °C
  • Safety Certifications: UL1577, CSA (cUL) recognized
  • Creepage and Clearance Distance: 8 mm
  • Soldering Temperature: 260 °C, Moisture Sensitivity Level: 1
  • Operating Ambient Temperature: -55 to +100 °C

Buy the Vishay TCLT1009 – Reliable Optical Isolator for Industrial Applications

Purchase the Vishay TCLT1009 optocoupler online today—designed for industrial power supplies and microprocessor interfaces. Featuring high CTR, industry-standard safety approvals, and a robust SOP-4L package, this device provides excellent electrical isolation. Its compact low-profile design ensures space-efficient mounting, while the high CTR range guarantees fast, reliable switching performance. Ideal for safety-critical applications, it combines durability with dependable electrical performance, making it a seamless addition for engineers seeking high-quality isolation solutions for complex electronic systems.

Get Vishay TCLT1009 today—built for high voltage isolation and long-lasting durability, ensuring reliable performance in industrial electronics.

Frequently Asked Questions

Where can I buy Vishay TCLT1009?

You can click on the BUY or RFQ button to purchase TCLT1009 from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part TCLT1009?

You can download the TCLT1009 datasheet or visit the Vishay website for support.

Who is the manufacturer of TCLT1009?

Vishay

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