LYT4213L

LYT4213L - Power Integrations LYTSwitch-4 Offline Switcher IC

The LYT4213L is a high-performance offline switcher IC from Power Integrations' LYTSwitch-4 family, designed for cost-effective, space-constrained AC-DC power conversion applications up to 18W. This integrated solution combines a 725V power MOSFET, controller, and high-voltage current source for self-supply, enabling simplified designs with minimal external components.

Key Features & Benefits

• Integrated 725V Power MOSFET - High breakdown voltage for universal input applications (85-305 VAC)
• Multi-Topology Support - Flyback, Buck (Step-Down), and Boost (Step-Up) configurations for design flexibility
• 18W Maximum Output Power - Ideal for LED drivers, auxiliary supplies, and consumer electronics
• 140kHz Switching Frequency - Enables compact transformer and filter designs
• 99.9% Maximum Duty Cycle - Optimized for high-efficiency operation across load conditions
• Wide Operating Temperature Range - -40°C to 150°C (TJ) for industrial and automotive applications
• eSIP-7F Package - Through-hole mounting with exposed pad for enhanced thermal performance

Typical Applications

• LED lighting drivers and ballasts
• Auxiliary power supplies for appliances
• Smart home and IoT device power
• Industrial control and automation
• Consumer electronics adapters

Why Choose LYT4213L?

The LYTSwitch-4 family delivers exceptional performance with built-in protection features, reducing design complexity and time-to-market. With Power Integrations' proven reliability and our authorized distributor support, you receive genuine components with full traceability, technical documentation, and long lifecycle availability for your critical designs.

Authorized Distributor - All LYT4213L components are sourced directly from Power Integrations authorized channels with full manufacturer documentation, traceability certificates, and warranty support. We provide global shipping and technical design-in assistance for your power supply projects.

• LYT4213L.pdf