LNK306PN DIP7 LNK306 integrated circuit integrated
The LNK306PN is a highly integrated switching power supply controller IC from the LinkSwitch-TN family by Power Integrations. It is designed to replace linear regulators, transformer-based or discrete switching supplies, delivering efficient AC-DC conversion for low-power applications.
This chip allows designers to build compact, reliable, and energy-efficient isolated or non-isolated power supplies with minimal external components.
Description
🔧 Key Features:
✅ Built-in 700V Power MOSFET
✅ No Optocoupler or Feedback Circuit Required
✅ Excellent Line & Load Regulation
✅ Low Standby Power (<50mW at No-Load)
✅ Accurate Current Limit for Improved Safety
✅ Over-temperature & Over-voltage Protection
⚙️ Technical Specifications:
Model: LNK306PN
Package: DIP-7
Input Voltage: 85V – 265V AC
Output Power: Up to 3.1W (non-isolated), 1.9W (isolated)
Switching Frequency: ~66kHz (typical)
Internal MOSFET Voltage Rating: 700V
No Load Consumption: < 50mW
Integrated Protections: Thermal Shutdown, Overcurrent, Output Short-Circuit
Operating Temperature: –40°C to +150°C
🎯 Typical Applications:
🔌 AC-DC Adapters
🔧 Standby Power Supplies
📡 Embedded Power for Home Appliances
🧠 Smart Meters and Industrial Control Systems
💡 LED Drivers
📲 Battery Chargers and Low-power Offline Converters
📦 Package Includes:
1x LNK306PN – DIP-7 Integrated Circuit
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