Power Integrations

LNK306DG

LNK306DG Description

The LNK306DG from Power Integrations is a highly integrated offline switcher IC designed for efficient AC/DC power conversion in compact, cost-sensitive applications. Housed in an 8-pin SO package, it combines a 700V breakdown voltage MOSFET, PWM controller, and advanced protection features into a single chip. With a 66kHz switching frequency and 69% duty cycle, it optimizes power delivery while minimizing component count. Compliant with RoHS and REACH unaffected, it is suitable for global markets.

LNK306DG Features

• Integrated 700V MOSFET: Reduces external component requirements.
• Comprehensive Protection: Includes current limiting, open-loop, over-temperature, and short-circuit fault protection for robust operation.
• High Efficiency (69% Duty Cycle): Optimizes power conversion with minimal losses.
• 66kHz Switching Frequency: Balances efficiency and EMI performance.
• Surface-Mount (SO-8) Package: Ideal for space-constrained designs.
• Wide Input Voltage Range: Supports universal AC input (85V–265V).
• Low Standby Power: Meets energy efficiency standards.

LNK306DG Applications

• Low-Power Adapters: USB chargers, IoT power supplies.
• Auxiliary Power Supplies: For appliances, industrial controls.
• LED Drivers: Non-dimmable LED lighting applications.
• Consumer Electronics: Set-top boxes, smart home devices.
• Industrial Systems: Sensors, relays, and low-power modules.

Conclusion of LNK306DG

The LNK306DG stands out for its high integration, reliability, and cost-effectiveness, making it ideal for compact, energy-efficient power supplies. Its built-in protections and universal input compatibility ensure durability in diverse environments. Compared to discrete solutions, it simplifies design while improving performance—perfect for high-volume, space-sensitive applications.