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    1. Home/
    2. All Categories/
    3. Integrated Circuits - ICs/
    4. Interface ICs/
    5. TOP257YN Power Integrations

    TOP257YN [Power Integrations]

    TOP257YN
    TOP257YN

    Part No:

    TOP257YN

    Category:

    Interface ICs

    Manufacturer:

    Power Integrations

    Description:

    TOPSwitch-® HX Family Enhanced EcoSmart®, Integrated Off-Line Switcher with Advanced Feature Set and Extended Power Range

    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
    eSIP-7F, eSIP-7C, TO-220-7C, P, G, M, Y, E, L
    Thermal Impedance
    2°C per watt

    Products Detail

    Enhanced EcoSmart integrated off-line switcher with multi-mode operation for maximum efficiency at all loads. Features new eSIP-7F and eSIP-7C packages with low thermal impedance (2°C per watt) and low height for space-limited adapters. Includes advanced protection features like user-programmable output overvoltage protection, line undervoltage/overvoltage detection, and accurate current limit. Reduces system cost with simple clip mounting and eliminates heatsink up to 35W. Frequency jittering reduces EMI filter cost.

    Key Features

    • Multi-mode operation
    • New eSIP-7F and eSIP-7C packages
    • Low thermal impedance (2°C per watt)
    • Low height for adapters
    • Simple clip mounting
    • Extended creepage distance
    • No heatsink required up to 35W
    • User-programmable OVP
    • Line UV/OV detection
    • Accurate programmable current limit
    • Optimized line feed-forward
    • 132 kHz frequency
    • Half frequency option
    • Frequency jittering
    • Improved auto-restart
    • Accurate hysteretic thermal shutdown
    • Integrated soft-start

    Application scenarios

    • Power adapters
    • monitors
    • video applications
    • open frame power supplies
    Product FAQ

    1. Is TOP257YN available for RFQ?

    Yes. TOP257YN 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 TOP257YN?

    Pricing for TOP257YN 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 TOP257YN?

    TOP257YN is a Power Integrations Interface ICs with Thermal Impedance: 2°C per watt and Package: eSIP-7F, eSIP-7C, TO-220-7C, P, G, M, Y, E, L. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for TOP257YN?

    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 TOP257YN 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 TOP257YN?

    Yes. If TOP257YN is unavailable, obsolete, or does not meet your required lead time, we can help check similar Power Integrations Interface ICs parts or compatible alternatives.

    RFQ

    Part Number:

    TOP257YN

    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.

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