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LNK6779K-TL - LinkSwitch™-HP High-Power AC-DC Converter IC

The LNK6779K-TL from Power Integrations is a high-performance 77W isolated flyback AC-DC converter IC featuring integrated 725V MOSFET, comprehensive fault protection, and 120-136kHz switching frequency. Designed for industrial, telecom, and power supply applications requiring long lifecycle and high reliability. RoHS/REACH compliant with full traceability.

Key Features:

  • Integrated 725V high-voltage MOSFET for flyback topology
  • 77W output power capability with 64% duty cycle
  • Advanced protection: current limiting, over-load, over-temperature, over-voltage, short circuit
  • Wide operating temperature: -40°C to 150°C (TJ)
  • Surface mount 12-ESOP package with exposed pad for thermal management
  • Tape & Reel packaging for automated assembly

Applications: Industrial power supplies, telecom equipment, LED lighting drivers, home appliances, auxiliary power modules

Product attributes Property Value
Manufacturer Power Integrations
Product Series LinkSwitch™-HP
Packaging Tape & Reel (TR) |
Output Isolation Isolated
Internal Switch(s) Yes
Voltage - Breakdown 725V
Topology Flyback
Voltage - Start Up -
Voltage - Supply (Vcc/Vdd) -
Duty Cycle 64%
Frequency - Switching 120kHz ~ 136kHz
Power (Watts) 77 W
Fault Protection Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit
Control Features -
Operating Temperature -40°C ~ 150°C (TJ)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 12-BESOP (0.350", 8.89mm Width), 11 Leads, Exposed Pad
Supplier Device Package 12-ESOP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY