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    Part number
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    1. Home/
    2. All Categories/
    3. Optoelectronics/
    4. Optical Switches/
    5. 3N261 TT Electronics

    3N261 [TT Electronics]

    3N261
    3N261

    Part No:

    3N261

    Category:

    Optical Switches

    Manufacturer:

    TT Electronics

    Description:

    Each device is a high reliability optically coupled isolator that consists of an infrared emitting diode and a NPN silicon phototransistor which are mounted in a hermetically sealed TO-72 package.

    Datasheet:

    Product FAQ

    1. Is 3N261 available for RFQ?

    Yes. 3N261 by TT Electronics is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

    2. Why is there no fixed price for 3N261?

    Pricing for 3N261 can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

    3. What are the key specifications of 3N261?

    3N261 is a TT Electronics Optical Switches with Power Dissipation Phototransistor: 200mW and Continuous Collector Current: 30mA. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for 3N261?

    Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

    5. How soon can 3N261 be shipped?

    If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

    6. Can you suggest alternatives to 3N261?

    Yes. If 3N261 is unavailable, obsolete, or does not meet your required lead time, we can help check similar TT Electronics Optical Switches parts or compatible alternatives.

    RFQ

    Part Number:

    3N261

    Manufacturer:

    TT Electronics

    Looking for Pricing? Contact us for volume pricing.

    IMPORTANT NOTICE

    Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

    Featured Product

    Stock Status:

    Available for RFQ

    Pricing:

    Request Volume Pricing

    Quote Response:

    Within 24 Hours

    Shipping:

    In-stock parts ship in 1–2 business days

    Specification

    Type
    Parameter
    Isolation Voltage
    ±1 kVDC
    Collector Emitter Voltage
    30V
    Reverse Voltage
    2.0V
    Lead Soldering Temperature
    260°C
    Operating Temperature
    -55°C ~ +125°C
    Storage Temperature
    -65°C ~ +150°C
    Package
    TO-72
    Continuous Collector Current
    30mA
    Forward Dc Current
    40mA
    Power Dissipation Diode
    60mW
    Power Dissipation Phototransistor
    200mW

    Products Detail

    High reliability optically coupled isolator with infrared emitting diode and NPN silicon phototransistor in hermetically sealed TO-72 package. Features 1 kVDC electrical isolation, high current transfer ratio, and TX/TXV devices processed to MIL-PRF-19500. Available with 935 nm or 880 nm wavelength options. All devices have 0.50" (12.70 mm) leads.

    Key Features

    • TO-72 hermetically sealed package, 1 kVDC electrical isolation, High current transfer ratio, TX and TXV devices processed to MIL-PRF-19500

    Application scenarios

    • High-voltage isolation between input and output
    • Electrical isolation in dirty environments
    • Industrial equipment
    • Medical equipment
    • Office equipment

    Documents

    Datasheets:

    3N261-Optek-datasheet-21070106.pdf3N261-Optek-datasheet-8555487.pdf
    Shipping & Warranty

    Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

    Unishop Global Export: 1-7 days, $40.00

    Guaranteed Delivery: Door-to-door in 30 days

    Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

    Feature

    • 30-Day Guarantee
      30-Day Guarantee
    • Fasted Delivery
      Fasted Delivery
    • Hassle-Free Returns
      Hassle-Free Returns
    • Secure payment method
      Secure payment method

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