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Power Integrations

TOP221P

Regular price Dhs. 355,889.44
Regular price Dhs. 374,620.46 Sale price Dhs. 355,889.44
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1 Dhs. 355,889.44 AED Dhs. 355,889.44 AED
15+ Dhs. 344,650.82 AED Dhs. 5,169,762.30 AED
25+ Dhs. 337,158.41 AED Dhs. 8,428,960.25 AED
50+ Dhs. 318,427.39 AED Dhs. 15,921,369.50 AED
100+ Dhs. 280,965.35 AED Dhs. 28,096,535.00 AED
N+ Dhs. 56,193.07 AED Price Inquiry
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Recycling Electronic Components

TOP221P - TOPSwitch-II Offline Switching IC

The TOP221P from Power Integrations is a high-performance offline switching IC from the TOPSwitch-II family, designed for cost-effective, reliable power conversion in industrial and commercial applications. This integrated switcher combines a 700V power MOSFET with advanced control circuitry in a compact 8-DIP through-hole package.

Key Features & Benefits

  • Versatile Topology Support: Boost, Buck, Flyback, and Forward converter configurations
  • High Voltage Capability: 700V breakdown voltage for universal AC input designs
  • Integrated Protection: Built-in current limiting and over-temperature protection
  • Efficient Operation: 100kHz switching frequency with 67% duty cycle
  • Wide Operating Range: -40°C to 150°C junction temperature for harsh environments
  • Easy Implementation: Internal switch reduces component count and design complexity

Typical Applications

  • AC-DC power supplies up to 9W
  • Auxiliary power supplies for industrial equipment
  • Battery chargers and adapters
  • Standby power circuits
  • Telecommunications and networking equipment

Why Choose TOP221P?

The TOP221P offers exceptional reliability and long lifecycle support, making it ideal for aerospace, automotive, industrial, telecommunications, and medical applications where component traceability and availability are critical. As an authorized distributor, we provide genuine Power Integrations components with full documentation and technical support.

Stock Status: Available for immediate shipment with global delivery options. Contact us for volume pricing and custom packaging solutions.

Related Products & Resources

Explore our complete range of AC DC Converters, Offline Switchers for more power conversion solutions. Browse all semiconductor components at HQICKEY, or stay updated with the latest industry insights on our News and Technical Blog.

Product attributes Property Value
Manufacturer Power Integrations
Product Series TOPSwitch®-II
Packaging |
Output Isolation Isolated
Internal Switch(s) Yes
Voltage - Breakdown 700V
Topology Boost, Buck, Flyback, Forward
Voltage - Start Up -
Voltage - Supply (Vcc/Vdd) -
Duty Cycle 67%
Frequency - Switching 100kHz
Power (Watts) 9 W
Fault Protection Current Limiting, Over Temperature
Control Features -
Operating Temperature -40°C ~ 150°C (TJ)
Grade -
Qualification -
Mounting Type Through Hole
Package / Case 8-DIP (0.300", 7.62mm)
Supplier Device Package 8-PDIP

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