Power Integrations LYT4317E
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | Dhs. 355,880.72 | Dhs. 355,880.72 |
| 15+ | Dhs. 344,642.38 | Dhs. 5,169,635.70 |
| 25+ | Dhs. 337,150.15 | Dhs. 8,428,753.75 |
| 50+ | Dhs. 318,419.59 | Dhs. 15,920,979.50 |
| 100+ | Dhs. 280,958.46 | Dhs. 28,095,846.00 |
| N+ | Dhs. 56,191.69 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Power Integrations |
| Product Series | LYTSwitch™-4 |
| Packaging | | |
| Output Isolation | Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 725V |
| Topology | Flyback, Step-Down (Buck), Step-Up (Boost) |
| Voltage - Start Up | - |
| Voltage - Supply (Vcc/Vdd) | - |
| Duty Cycle | 99.9% |
| Frequency - Switching | 140kHz |
| Power (Watts) | 50 W |
| Fault Protection | - |
| Control Features | - |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | 7-SSIP, 6 Leads, Exposed Pad, Formed Leads |
| Supplier Device Package | eSIP-7C |
| ROHS |
LYT4317E - LYTSwitch-4 Series AC-DC Offline Switching IC
The LYT4317E from Power Integrations is a high-performance integrated offline switcher IC designed for isolated AC-DC power conversion applications up to 50W. Part of the advanced LYTSwitch-4 family, this device integrates a 725V power MOSFET with comprehensive control and protection circuitry, enabling compact, efficient, and reliable power supply designs for industrial, consumer, and smart home applications.
Key Features & Benefits
- Integrated 725V Power MOSFET - High breakdown voltage for universal input (85-265 VAC) applications
- Multi-Topology Support - Flyback, Buck (step-down), and Boost (step-up) configurations for design flexibility
- 50W Output Power - Ideal for LED drivers, auxiliary supplies, and smart appliances
- 140kHz Switching Frequency - Optimized for transformer size and efficiency balance
- 99.9% Maximum Duty Cycle - Excellent light-load efficiency and wide input voltage range
- Isolated Output - Safe, galvanically isolated secondary for compliance and safety
- Extended Temperature Range - -40°C to +150°C junction temperature for harsh environments
- Compact eSIP-7C Package - Through-hole mounting with exposed pad for thermal management
- RoHS Compliant - Lead-free and environmentally friendly
Typical Applications
- LED lighting drivers and ballasts
- Smart home and IoT device power supplies
- Industrial control and automation auxiliary power
- White goods and appliance power modules
- Standby and auxiliary power for telecom equipment
- Battery chargers and adapters
Why Choose Authorized Distribution?
When you source the LYT4317E through our authorized channel, you receive:
- ✓ 100% Genuine Components - Factory-sealed, traceable stock direct from Power Integrations
- ✓ Full Manufacturer Warranty - Complete warranty protection and technical support eligibility
- ✓ Long Lifecycle Availability - Commitment to supply continuity for your production programs
- ✓ Technical Documentation - Datasheets, application notes, reference designs, and design-in support
- ✓ Global Logistics - Reliable shipping with proper handling and ESD protection
Design Resources & Support
Access comprehensive technical documentation including datasheets, application notes, reference designs, and PI Expert™ design software support. Our technical team can assist with design-in consultation, component selection, and lifecycle management for your power supply projects.
Stock Status: Authorized distributor inventory available for immediate shipment. Contact us for volume pricing, lead times, and custom packaging options.

LYT4317E.pdf