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LNK6436D-TL - LinkSwitch-3 Offline Switcher IC

The LNK6436D-TL from Power Integrations is a high-performance offline switcher IC featuring integrated 725V MOSFET and advanced protection circuitry. Designed for cost-effective, space-saving AC-DC power supplies up to 6.1W, this LinkSwitch-3 series device delivers reliable flyback conversion with minimal external components.

Key Features & Benefits

  • Integrated 725V Power MOSFET - Reduces component count and board space
  • 6.1W Output Power - Ideal for low-power consumer, industrial, and IoT applications
  • Advanced Fault Protection - Current limiting, open loop, over-temperature, and short circuit protection
  • Wide Operating Range - Functions from -40°C to 150°C junction temperature
  • High Efficiency - Up to 85kHz switching frequency optimizes transformer size and performance
  • RoHS Compliant - Meets environmental standards for global markets

Applications

Perfect for auxiliary power supplies, smart home devices, LED drivers, white goods, industrial controls, and battery chargers requiring compact, reliable AC-DC conversion.

Why Choose LNK6436D-TL?

This LinkSwitch-3 IC combines proven reliability with design simplicity, enabling faster time-to-market for your power supply designs. The integrated protection features ensure safe operation across varying load conditions, while the compact SO-8C package minimizes PCB footprint. Backed by Power Integrations' industry-leading technical support and comprehensive design resources.

Product attributes Property Value
Manufacturer Power Integrations
Product Series LinkSwitch™-3
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 55%
Frequency - Switching Up to 85kHz
Power (Watts) 6.1 W
Fault Protection Current Limiting, Open Loop, Over Temperature, Short Circuit
Control Features -
Operating Temperature -40°C ~ 150°C (TJ)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width), 7 Leads
Supplier Device Package SO-8C
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY