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PKS603PN - PeakSwitch® Flyback Switching IC

The PKS603PN from Power Integrations is a high-performance offline flyback switching IC designed for isolated AC/DC power conversion applications up to 32W. This integrated solution combines a 700V power MOSFET with advanced control circuitry, delivering reliable performance across industrial, telecommunications, and consumer electronics applications.

Key Features & Benefits

  • Integrated 700V Power Switch: Eliminates external MOSFET requirements, reducing component count and board space
  • 32W Output Power: Optimized for mid-range power supply designs with excellent efficiency
  • 277kHz Switching Frequency: Enables compact transformer designs while maintaining low EMI
  • Comprehensive Protection: Built-in current limiting, overload, and over-temperature safeguards ensure long-term reliability
  • Wide Operating Range: -40°C to 150°C junction temperature for demanding environments
  • Through-Hole Package: 8-DIP format simplifies prototyping and manufacturing

Applications

  • AC/DC power adapters and chargers
  • Auxiliary power supplies for industrial equipment
  • Standby power for appliances
  • LED driver circuits
  • Telecommunications power modules

Authorized Distributor: We stock genuine Power Integrations components with full traceability and manufacturer warranty support. Fast global shipping available.

Product attributes Property Value
Manufacturer Power Integrations
Product Series PeakSwitch®
Packaging |
Output Isolation Isolated
Internal Switch(s) Yes
Voltage - Breakdown 700V
Topology Flyback
Voltage - Start Up -
Voltage - Supply (Vcc/Vdd) -
Duty Cycle 65%
Frequency - Switching 277kHz
Power (Watts) 32 W
Fault Protection Current Limiting, Over Load, Over Temperature
Control Features EN
Operating Temperature -40°C ~ 150°C (TJ)
Grade -
Qualification -
Mounting Type Through Hole
Package / Case 8-DIP (0.300", 7.62mm), 7 Leads
Supplier Device Package 8-PDIP-C