LNK624DG

LNK624DG - LinkSwitch-CV Offline Switcher IC

The LNK624DG from Power Integrations is a high-performance AC-DC converter IC featuring integrated flyback topology for cost-effective, space-saving power supply designs up to 11W. Part of the proven LinkSwitch-CV family, this offline switcher delivers constant voltage output with minimal external components.

Key Features & Benefits

• Integrated 725V MOSFET - High breakdown voltage for universal input applications
• 11W Output Power - Ideal for LED drivers, auxiliary supplies, and low-power adapters
• 100kHz Switching Frequency - Enables compact transformer design
• Comprehensive Protection - Built-in current limiting, open loop, over-temperature, and short circuit protection
• Flyback Topology - Simple, cost-effective isolated design
• Surface Mount SO-8C Package - Space-efficient 8-SOIC footprint for automated assembly
• Wide Operating Temperature - -40°C to 150°C (TJ) for industrial and automotive applications

Applications

LED lighting drivers, smart home devices, IoT power supplies, industrial controls, auxiliary power modules, battery chargers, and low-power AC-DC adapters requiring galvanic isolation.

Why Choose LNK624DG?

Reduce BOM cost and design complexity with Power Integrations' proven LinkSwitch-CV architecture. The LNK624DG eliminates the need for optocouplers and secondary-side control circuitry while maintaining tight output regulation and robust protection. Fully RoHS compliant and backed by comprehensive reference designs and technical support.

• LNK624DG.pdf