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    1. Home/
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    4. LEDs/
    5. VSLY3943 Vishay

    VSLY3943 [Vishay]

    VSLY3943
    VSLY3943

    Part No:

    VSLY3943

    Category:

    LEDs

    Manufacturer:

    Vishay

    Description:

    As part of the SurfLightTM portfolio, the VSLY3943 is a high speed infrared emitting diode based on surface emitter technology, molded in a blue-gray plastic package.

    Datasheet:

    Product FAQ

    1. Is VSLY3943 available for RFQ?

    Yes. VSLY3943 by Vishay 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 VSLY3943?

    Pricing for VSLY3943 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 VSLY3943?

    VSLY3943 is a Vishay LEDs with Surge Forward Current Max: 500mA and Angle Of Half Intensity: ±17°. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for VSLY3943?

    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 VSLY3943 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 VSLY3943?

    Yes. If VSLY3943 is unavailable, obsolete, or does not meet your required lead time, we can help check similar Vishay LEDs parts or compatible alternatives.

    RFQ

    Part Number:

    VSLY3943

    Manufacturer:

    Vishay

    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
    Forward Voltage
    1.7V
    Reverse Voltage
    5V
    Power Dissipation
    160mW
    Forward Current
    70mA
    Junction Temperature
    100°C
    Peak Forward Current
    140mA
    Thermal Resistance
    300 K/W
    Soldering Temperature
    260°C
    Fall Time
    6 ns
    Rise Time
    5 ns
    Operating Temperature
    -40°C ~ +85°C
    Peak Wavelength
    940 nm
    Storage Temperature
    -40°C ~ +100°C
    Package
    T-1, clear epoxy
    Packing
    Bulk; Ammopack
    Angle Of Half Intensity
    ±17°
    Package Dimensions
    Ø 3 mm
    Radiant Intensity Typ
    70mW/sr
    Surge Forward Current Max
    500mA

    Products Detail

    High speed infrared emitting diode, 940 nm, surface emitter technology. Package type: leaded, package form: T-1, clear epoxy, dimensions: Ø 3 mm. Features: high speed, high radiant power, high radiant intensity, angle of half intensity: ±17°, low forward voltage, good spectral matching to Si photodetectors.

    Key Features

    • Package type: leaded, Package form: T-1, clear epoxy, Dimensions: Ø 3 mm, Peak wavelength: 940 nm, High speed, High radiant power, High radiant intensity, Angle of half intensity: ±17°, Low forward voltage, Good spectral matching to Si photodetectors

    Application scenarios

    • Infrared remote control units
    • Free air transmission systems
    • Infrared source for optical counters and card readers

    Documents

    Datasheets:

    VSLY3943
    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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