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    Part number
    Part number
    1. Home/
    2. All Categories/
    3. Optoelectronics/
    4. Optical Switches/
    5. IS121B Unknown

    IS121B [Unknown]

    IS121B
    IS121B

    Part No:

    IS121B

    Category:

    Optical Switches

    Manufacturer:

    Unknown

    Description:

    50mA 80V 4V 1.2V DC SOP-4-175mil-2.54mm Transistor, Photovoltaic Output Optoisolators RoHS

    Datasheet:

    Product FAQ

    1. Is IS121B available for RFQ?

    Yes. IS121B by Unknown 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 IS121B?

    Pricing for IS121B 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 IS121B?

    IS121B is a Unknown Optical Switches with Isolation Voltage(Vrms): 3.75kV and Current transfer ratio: 80%;160%. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for IS121B?

    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 IS121B 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 IS121B?

    Yes. If IS121B is unavailable, obsolete, or does not meet your required lead time, we can help check similar Unknown Optical Switches parts or compatible alternatives.

    RFQ

    Part Number:

    IS121B

    Manufacturer:

    Unknown

    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
    Package
    SOP-4-175mil-2.54mm
    Output Current
    50mA
    Fall time
    18us
    Rise time
    18us
    Operating Temperature
    -55℃~+100℃
    Load Voltage
    80V
    Reverse Voltage
    4V
    Voltage - Forward(Vf)
    1.2V
    Current transfer ratio
    80%;160%
    Forward Current(If)
    50mA
    Pd - Power Dissipation
    170mW
    Load Type
    Phototransistor
    Input type
    DC
    Isolation Voltage(Vrms)
    3.75kV
    CNHTS
    8541490000
    USHTS
    8541491010
    TARIC
    8541490000
    CAHTS
    8541490090
    BRHTS
    85414900
    INHTS
    85414900
    MXHTS
    8541.40.02

    Documents

    Datasheet:

    Datasheet
    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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