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    1. Home/
    2. All Categories/
    3. Power/
    4. Power Supplies/
    5. LNK6768K Power Integrations

    LNK6768K [Power Integrations]

    LNK6768K
    LNK6768K

    Part No:

    LNK6768K

    Category:

    Power Supplies

    Manufacturer:

    Power Integrations

    Description:

    Energy Efficient, High-Power Off-Line Switcher with Accurate Primary-Side Regulation (PSR)

    RoHS Status:

    Product FAQ

    1. Is LNK6768K available for RFQ?

    Yes. LNK6768K by Power Integrations 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 LNK6768K?

    Pricing for LNK6768K 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 LNK6768K?

    LNK6768K is a Power Integrations Power Supplies with Thermal Shutdown Hysteresis: 75°C and Thermal Shutdown Threshold: 142°C. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for LNK6768K?

    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 LNK6768K 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 LNK6768K?

    Yes. If LNK6768K is unavailable, obsolete, or does not meet your required lead time, we can help check similar Power Integrations Power Supplies parts or compatible alternatives.

    RFQ

    Part Number:

    LNK6768K

    Manufacturer:

    Power Integrations

    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

    Datasheet:

    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
    Efficiency
    >75% at 1W input, >50% at 0.1W input (230 VAC)
    RoHS Status
    RoHS Compliant
    RoHS Status
    RoHS Compliant
    Breakdown Voltage LNK666x
    650V
    Breakdown Voltage LNK676x
    650V
    Breakdown Voltage LNK677x
    725V
    Frequency Jittering
    ±5kHz
    MCM OFF Time LNK666x
    0.5 ms
    MCM OFF Time LNK676x
    4.0 ms
    MCM OFF Time LNK677x
    4.0 ms
    No Load Consumption
    below 30mW at 230 VAC (LNK67xx)
    Output Voltage Tolerance
    ±5%
    Package Options
    eSIP-7C, eSOP-12B, eDIP-12B
    Soft Start Time
    15 ms
    Thermal Shutdown Hysteresis
    75°C
    Thermal Shutdown Threshold
    142°C

    Products Detail

    The LinkSwitch-HP family monolithically integrates a controller and high-voltage power MOSFET into one package. It uses a newly developed analog control scheme enabling continuous conduction mode (CCM) primary side regulated (PSR) power supplies up to 90W. Features include multi-mode control for maximum efficiency across full load range, elimination of optocoupler and secondary control circuitry, ±5% output voltage tolerance, 132 kHz operation to reduce transformer size, programmable current limit, and extensive protection features. Package options include eSIP-7C, eSOP-12B, and eDIP-12B with advanced thermal management.

    Key Features

    • Multi-mode control maximizes efficiency
    • No-load consumption below 30 mW at 230 VAC (LNK67xx)
    • >75% efficiency with 1 W input
    • >50% efficiency with 0.1 W input
    • Eliminates optocoupler and secondary control circuitry
    • ±5% output voltage tolerance
    • 132 kHz operation reduces transformer size
    • Accurate programmable current limit
    • Frequency jittering reduces EMI filter cost
    • Integrated soft-start
    • 725 V MOSFET (LNK677x) or 650 V MOSFET (LNK676x/LNK666x)
    • Fast transient response (LNK666x)
    • Extensive protection (auto-restart, SCP, OPP, OCP, OVP, line UV/OV, thermal shutdown)
    • Halogen free and RoHS compliant

    Application scenarios

    • LCD Monitor and TV
    • Adapter
    • Appliances
    • Embedded power supplies (DVD, set-top box)
    • Industrial

    Documents

    Datasheets:

    LinkSwitch?-HP Family Datasheet

    PCN Assembly/Origin:

    Mult Series Mfg Site Rev 22/Nov/2019
    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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