Logo
Contact Us
Cookies Policy
Terms of Use
Privacy Policy
phone
Vivi (Sales)
phone
Lucy (Sales)
phone
Ban (Sales)
phone
+86 755-2845-3125
RFQ List
  • open navigation menu
    • Logo
    • RFQ List
      • Manufacturers
      • Hot Products
      • RFQ
      • Blog
      • Tools
      • Sourcing Solutions
      • PCB/SMT
      • About Us
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    CONTACT US
    Customer Support:
    +86 755-2845-3125
    Room 2709B, 5A Office Building, Longguang Jiuzuan, Hongshan, Longhua District, Shenzhen, China
    [email protected]
    Company
    • Blog
    • About Us
    • Contact Us
    Resources
    • Categories
    • Manufacturers
    • Tools
    • RFQ
    Quick link
    • Privacy Policy
    • Terms of Use
    • Cookies Policy
    • Refund & Return Policy
    • Shipping & Delivery Policy
    Payment
    • Payment method
    • Payment method
    • Payment method
    • Payment method
    Logistics
    • Logistics partner
    • Logistics partner
    • Logistics partner
    • Logistics partner

    © 2026 Copyright. All Rights Reserved. Made by ICAllIn

    Part number
    Part number
    1. Home/
    2. All Categories/
    3. Integrated Circuits - ICs/
    4. Driver ICs/
    5. LNK403EG Power Integrations

    LNK403EG [Power Integrations]

    LNK403EG
    LNK403EG

    Part No:

    LNK403EG

    Category:

    Driver ICs

    Manufacturer:

    Power Integrations

    Description:

    The LinkSwitch-PH dramatically simplifies implementation of LED drivers requiring long lifetime, high efficiency, PF >0.9, and TRIAC dimming capability (LNK403-410).

    RoHS Status:

    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
    Switching Frequency
    66kHz
    Supply Voltage
    85-265 VAC
    Package
    eSIP-7C, eSIP-7F
    RoHS Status
    RoHS Compliant
    Bypass Voltage
    5.9V
    Drain Voltage Max
    725V
    Efficiency
    >90%
    Output Power
    2.5W ~ 78W
    Power Factor
    >0.9
    Reference Resistor Dimming
    49.9kΩ
    Reference Resistor Non Dimming High Line
    24.9kΩ
    Reference Resistor Non Dimming Low Line
    49.9kΩ
    Standby Power
    <50mW @ 230 VAC
    Thermal Hysteresis
    75°C
    Thermal Shutdown
    142°C

    Products Detail

    Single-stage combined power factor correction and constant-current controller. Eliminates optocoupler and secondary current control circuitry. Includes a 725 V power FET, continuous-mode PWM controller, frequency jittering, and protection circuitry. Designed for offline LED drivers with high efficiency and power factor. Features EcoSmart energy efficiency, advanced protection, and green package (halogen free and RoHS compliant).

    Key Features

    • Single-stage PFC and CC output
    • Long lifetime (no electrolytic capacitors)
    • Eliminates optocoupler and secondary control circuitry
    • Eliminates control loop compensation
    • Simple primary-side PWM dimming
    • Universal input voltage
    • Flicker-free TRIAC dimming (LNK403-410)
    • >90% efficiency
    • Reduces component count
    • No current sense resistors
    • Low standby power (<50 mW at 230 VAC)
    • Compensates for transformer inductance and line voltage variations
    • Frequency jittering reduces EMI
    • Auto-restart for short-circuit
    • Open circuit fault detection
    • Thermal shutdown
    • High voltage creepage
    • Halogen free and RoHS compliant

    Application scenarios

    • Off-line LED driver
    • PAR lamp retro-fit
    • general lighting

    Documents

    Datasheets:

    LNK403-410/413-420LNK403EG-Power-Integrations-datasheet-13045464.pdf
    Product FAQ

    1. Is LNK403EG available for RFQ?

    Yes. LNK403EG 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 LNK403EG?

    Pricing for LNK403EG 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 LNK403EG?

    LNK403EG is a Power Integrations Driver ICs with Reference Resistor Non Dimming High Line: 24.9kΩ and Reference Resistor Non Dimming Low Line: 49.9kΩ. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for LNK403EG?

    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 LNK403EG 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 LNK403EG?

    Yes. If LNK403EG is unavailable, obsolete, or does not meet your required lead time, we can help check similar Power Integrations Driver ICs parts or compatible alternatives.

    RFQ

    Part Number:

    LNK403EG

    Manufacturer:

    Power Integrations

    Looking for Pricing? Contact us for volume pricing.

    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

    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

    BEST SELL
    PCI1003

    PCI1003

    Microchip

    BEST SELL
    TMS5700432APZQQ1

    TMS5700432APZQQ1

    Texas Instruments

    BEST SELL
    MT60B4G4HB-48B:A

    MT60B4G4HB-48B:A

    Micron

    BEST SELL
    BH66F5362

    BH66F5362

    Holtek

    BEST SELL
    ATSAME70Q21B-CFN

    ATSAME70Q21B-CFN

    Microchip

    BEST SELL
    ISL8225MIRZ

    ISL8225MIRZ

    RENESAS

    BEST SELL
    MIMX8MQ6DVAJZAB

    MIMX8MQ6DVAJZAB

    NXP

    BEST SELL
    H5CG46MEBDX015N

    H5CG46MEBDX015N

    SK HYNIX

    BEST SELL
    TMS320F28335ZJZQ

    TMS320F28335ZJZQ

    Texas Instruments

    BEST SELL
    K4A8G085WC-BIWE

    K4A8G085WC-BIWE

    SAMSUNG

    Related Information
    • Part Number
      Manufacturer
      Stock Status
      Pricing
      RoHS/Datasheet
    • 1SP0635V2M1-5SNE1000E330300
      Power Integrations
      Available for RFQ
      Request Volume Pricing
      -
    • 1SP0635V2M1-FZ1500R33HL3
      Power Integrations
      Available for RFQ
      Request Volume Pricing
      -
    • 1SD536F2-5SNA1200E250100
      Power Integrations
      Available for RFQ
      Request Volume Pricing
      -
    • 1SP0335V2M1-5SNA1200G450300
      Power Integrations
      Available for RFQ
      Request Volume Pricing
      -
    • LYT6065C-TL
      Power Integrations
      Available for RFQ
      Request Volume Pricing
    • 1SP0335V2M1-5SNA0750G650300
      Power Integrations
      Available for RFQ
      Request Volume Pricing
      -
    • 1SP0351V2D0C-XXXX (2)(3)(4)
      Power Integrations
      Available for RFQ
      Request Volume Pricing
      -
    • 1SP0335V2M1C-DIM1200ASM45-TF001
      Power Integrations
      Available for RFQ
      Request Volume Pricing
    • 2SP0115T2C0-FF225R17ME4
      Power Integrations
      Available for RFQ
      Request Volume Pricing
      -
    • IHD260
      Power Integrations
      Available for RFQ
      Request Volume Pricing
      -

    1SD536F2-MIO1800-17E10

    1SD536F2-MIO1800-17E10

    Power Integrations

    2SB315A-2MBI800U4G-170

    2SB315A-2MBI800U4G-170

    Power Integrations

    CSD123

    CSD123

    Power Integrations

    2SP0320T2A0-FF1400R17IP4

    2SP0320T2A0-FF1400R17IP4

    Power Integrations

    SIC1182K-TL

    SIC1182K-TL

    Power Integrations

    1SP0335S2M1-FZ500R65KE3

    1SP0335S2M1-FZ500R65KE3

    Power Integrations

    LYT0004D-TL

    LYT0004D-TL

    Power Integrations

    1SP0635D2S1C-DIM800NSM33-F000

    1SP0635D2S1C-DIM800NSM33-F000

    Power Integrations

    LYT1402D-TL

    LYT1402D-TL

    Power Integrations

    1SP0635V2M1-5SNA1800E330400

    1SP0635V2M1-5SNA1800E330400

    Power Integrations

    Switch ICs(14248)Counter ICs(4640)Programmable Logic ICs(28113)Power Management ICs(203677)Active Filter(721)Optocouplers / Photocouplers(168)Multimedia ICs(2442)Security ICs / Authentication ICs(379)Equalizers(6)Chipsets(31)Clock & Timer ICs(1260551)Amplifier ICs(47862)Audio ICs(8346)Communication & Networking ICs(6719)Interface ICs(171334)Logic ICs(54798)Digital Potentiometer ICs(4319)Data Converter ICs(31836)

    No recently viewed products