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High voltage (700V) controller designed for 100kHz switching frequency

ISO14001 ISO9001 DUNS

Brands: Power Integrations

Mfr.Part #: TOP224PN

Datasheet: TOP224PN Datasheet (PDF)

Package/Case: DIP-8

Product Type: AC DC Converters, Offline Switches

RoHS Status:

Stock Condition: 2,235 pcs, New Original

Warranty: 1 Year Ovaga Warranty - Find Out More

Quick Quote

Please submit RFQ for TOP224PN or email to us: Email: [email protected], we will contact you within 12 hours.

TOP224PN General Description

The compact package of the TOP224PN makes it easy to integrate into power supply designs while still meeting energy efficiency standards. Whether used in consumer electronics or industrial equipment, this IC delivers reliable performance and simplified design processes. Its thermal shutdown feature further adds to its safety profile, making it a top choice for power supply applications


  • Multimode operation for adaptability
  • Pulse-width modulation for reduced noise
  • Frequency jittering for low EMI emission
    • High-efficiency DC-DC converter architecture
    • Silicon-controlled rectifier (SCR) technology
    • Over-voltage protection with automatic recovery


    • Energy-efficient lighting
    • Compact power sources
    • Advanced charging solutions


    Parameter Value Parameter Value
    Product Category AC/DC Converters RoHS Details
    Mounting Style Through Hole Package / Case DIP-8
    Output Voltage 5.7 V Input / Supply Voltage - Min 85 VAC
    Input / Supply Voltage - Max 265 VAC Switching Frequency 100 kHz
    Duty Cycle - Max 70 % Operating Supply Current 1.2 mA
    Minimum Operating Temperature - 40 C Maximum Operating Temperature + 150 C
    Series TOP224 Brand Power Integrations
    Product Type AC/DC Converters Factory Pack Quantity 50
    Subcategory PMIC - Power Management ICs Tradename TopSwitch
    Type Off Line Converter


Shipping Type Ship Fee Lead Time
DHL DHL $20.00-$40.00 (0.50 KG) 2-5 days
Fedex Fedex $20.00-$40.00 (0.50 KG) 2-5 days
UPS UPS $20.00-$40.00 (0.50 KG) 2-5 days
TNT TNT $20.00-$40.00 (0.50 KG) 2-5 days
EMS EMS $20.00-$40.00 (0.50 KG) 2-5 days
REGISTERED AIR MAIL REGISTERED AIR MAIL $20.00-$40.00 (0.50 KG) 2-5 days

Processing Time:Shipping fee depend on different zone and country.


Terms of payment Hand Fee
Wire Transfer Wire Transfer charge US$30.00 banking fee.
Paypal Paypal charge 4.5% service fee.
Credit Card Credit Card charge 3.5% service fee.
Western Union Western Union charge US.00 banking fee.
Money Gram Money Gram charge US$0.00 banking fee.


1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


  • Product

    Step1 :Product

  • Vacuum packaging

    Step2 :Vacuum packaging

  • Anti-static bag

    Step3 :Anti-static bag

  • Individual packaging

    Step4 :Individual packaging

  • Packaging boxes

    Step5 :Packaging boxes

  • bar-code shipping tag

    Step6 :bar-code shipping tag

All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

  • ESD
  • ESD

Part points

  • The TOP224PN chip is a highly integrated offline switcher IC designed for low power applications. It incorporates a 700V power MOSFET, a multi-mode PWM control circuit, a high voltage start-up circuit, and other essential functions into a single package. This chip is commonly used in power supplies for consumer electronics, LED lighting, and other low power applications.
  • Equivalent

    The equivalent products of TOP224PN chip are NCP1252B, NCP1253, TNY254PN, TNY255PN, TNY255GN, TNY256GN, TNY256PN, TNY256PP, TNY255, TOP225Y, TOP225YN, TOP226YN, and TOP226Y.
  • Features

    TOP224PN is a highly reliable integrated power switch that includes an N-channel power MOSFET, source control, current limit, thermal shutdown, and a startup regulator. It is designed for offline flyback power supplies in a wide range of applications, such as LCD monitors, TVs, and home appliances.
  • Pinout

    The TOP224PN is a 7-pin through-hole offline PWM controller IC. Pin functions are: Pin 1 - Feedback, Pin 2 - Drain, Pin 3 - VCC, Pin 4 - Ground, Pin 5 - Sync, Pin 6 - FB, Pin 7 - Drain. It has 7 pins in total.
  • Manufacturer

    The manufacturer of TOP224PN is Power Integrations. It is a California-based company specializing in designing and manufacturing high-voltage integrated circuits for power conversion. Power Integrations is known for its innovative technologies that enable energy-efficient power supplies for a wide range of applications, including consumer electronics, LED lighting, and industrial equipment.
  • Application Field

    The TOP224PN is commonly used in offline switch mode power supply applications for low power electronic devices, such as consumer electronics, LED lighting, and battery chargers. It provides high efficiency, excellent line and load regulation, and protections against overcurrent, short circuit, and overvoltage.
  • Package

    The TOP224PN chip comes in a DIP-7 package, or Dual Inline Package-7. It has a through hole form factor and measures approximately 10.3mm x 6.4mm x 3.6mm in size.

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  • Product

    We have rich products, can meet your various needs.

  • quantity

    Minimum order quantity starts from 1pcs.

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    Lowest international shipping fee starts from $0.00

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