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    1. Home/
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    3. Sensors/
    4. Optical Sensors/
    5. OP644SL Optek

    OP644SL [Optek]

    OP644SL
    OP644SL

    Part No:

    OP644SL

    Category:

    Optical Sensors

    Manufacturer:

    Optek

    Description:

    NPN silicon phototransistor in a hermetically sealed pill package with narrow receiving angle.

    Datasheet:

    Product FAQ

    1. Is OP644SL available for RFQ?

    Yes. OP644SL by Optek 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 OP644SL?

    Pricing for OP644SL 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 OP644SL?

    OP644SL is a Optek Optical Sensors with Collector Emitter Breakdown Voltage: 25V and Emitter Collector Breakdown Voltage: 5V. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for OP644SL?

    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 OP644SL 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 OP644SL?

    Yes. If OP644SL is unavailable, obsolete, or does not meet your required lead time, we can help check similar Optek Optical Sensors parts or compatible alternatives.

    RFQ

    Part Number:

    OP644SL

    Manufacturer:

    Optek

    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
    Collector Emitter Breakdown Voltage
    25V
    Collector Emitter Voltage
    25V
    Continuous Collector Current
    50mA
    Emitter Collector Breakdown Voltage
    5V
    Fall Time
    15 µs
    Operating Temperature
    -65°C ~ +125°C
    Power Dissipation
    50mW
    Rise Time
    15 µs
    Soldering Temperature
    260°C
    Storage Temperature
    -65°C ~ +150°C

    Products Detail

    Each device in this series is a NPN silicon phototransistor in a hermetically sealed pill package. The narrow receiving angle provides excellent on-axis coupling. The OP600 series devices are 100% production tested using infrared light for close correlation with OPTEK GaAs and GaAIAs emitters. Components in the OP600 series are mechanically and spectrally matched to the OP123 and OP233 series.

    Key Features

    • Narrow receiving angle, Variety of sensitivity ranges, Enhanced temperature range, PC Board Mounting, Mechanically and spectrally matched to OP123 and OP223 LEDs, TX and TXV processing available

    Application scenarios

    • Non-contact reflective object sensor
    • Machine safety
    • Assembly line automation
    • End of travel sensor
    • Machine automation
    • Door sensor

    Documents

    Datasheets:

    OP600A-C, OP643,4SLOP644SL-TT-datasheet-94666.pdfOP644SL-Optek-datasheet-14461311.pdfOP644SL-Optek-datasheet-97320505.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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