LNK4023S-TL

Power Integrations LNK4023S-TL - LinkSwitch-4 Flyback Controller IC

The LNK4023S-TL from Power Integrations is a high-performance flyback controller IC from the LinkSwitch-4 family, designed for isolated AC-DC power conversion applications up to 8W. This surface-mount device delivers reliable, efficient power management with comprehensive fault protection in a compact SOT-23-6 package.

Key Features & Benefits

• 8W Power Output - Ideal for low-to-medium power applications including adapters, chargers, and auxiliary supplies
• 65kHz Switching Frequency - Optimized for efficiency and compact transformer design
• Wide Supply Voltage Range - Operates from 5V to 16.5V for flexible design integration
• Comprehensive Protection - Built-in over-temperature, over-voltage, and short-circuit protection ensures system reliability
• Isolated Topology - Flyback configuration provides galvanic isolation for safety-critical applications
• Surface Mount SOT-23-6 - Space-saving package for high-density PCB layouts
• Extended Temperature Range - Operates reliably from -25°C to 125°C (TJ)
• Tape & Reel Packaging - Production-ready for automated assembly processes

Typical Applications

• AC-DC adapters and chargers
• Auxiliary power supplies
• Industrial control systems
• Smart home devices
• IoT and connected equipment
• Consumer electronics

Design Support

Full technical documentation, reference designs, and application notes are available from Power Integrations to accelerate your design-in process. Our team provides engineering support for optimal component selection and circuit implementation.

Quality & Compliance

This component is RoHS compliant, meeting international environmental standards for restricted substances. Full traceability documentation is available to support your quality management and compliance requirements.

Ordering Information

Available in tape and reel packaging for volume production. Contact us for lead times, pricing tiers, and technical support for your specific application requirements.

• LNK4023S-TL.pdf