Power Integrations LNK305DG
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $2.50 | $2.50 |
| 15+ | $2.30 | $34.50 |
| 25+ | $2.25 | $56.25 |
| 50+ | $2.13 | $106.50 |
| 100+ | $1.88 | $188.00 |
| N+ | $0.38 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Power Integrations |
| Product Series | LinkSwitch®-TN |
| Packaging | | |
| Output Isolation | Non-Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 700V |
| Topology | Buck, Buck-Boost, Flyback |
| Voltage - Start Up | - |
| Voltage - Supply (Vcc/Vdd) | - |
| Duty Cycle | 69% |
| Frequency - Switching | 66kHz |
| Power (Watts) | - |
| Fault Protection | Current Limiting, Open Loop, Over Temperature, Short Circuit |
| Control Features | - |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width), 7 Leads |
| Supplier Device Package | SO-8C |
| ROHS |  |
LNK305DG - LinkSwitch-TN Offline Switcher IC
The LNK305DG from Power Integrations is a highly integrated AC-DC converter IC from the LinkSwitch-TN family, designed for non-isolated buck, buck-boost, and flyback topologies. Featuring a 700V breakdown voltage and integrated MOSFET switch, this compact 8-SOIC device delivers reliable performance across industrial, consumer, and telecommunications applications.
Key Features & Benefits
- 700V High-Voltage MOSFET: Integrated switch handles universal AC input with robust breakdown protection
- Multi-Topology Support: Buck, buck-boost, and flyback configurations for design flexibility
- 66kHz Switching Frequency: Optimized for efficiency and EMI performance
- Comprehensive Protection: Current limiting, open loop, over-temperature, and short circuit fault protection
- Wide Operating Range: -40°C to 150°C junction temperature for harsh environments
- Compact Surface Mount: 8-SOIC (SO-8C) package saves board space
- 69% Maximum Duty Cycle: Efficient power conversion with minimal losses
Applications
Ideal for low-power AC-DC power supplies in smart home devices, IoT sensors, industrial controls, LED drivers, auxiliary power supplies, and standby power circuits requiring high reliability and long lifecycle support.
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We supply 100% authentic Power Integrations components with complete manufacturer documentation, traceability certificates, and long lifecycle availability to support your critical design programs.
LNK305DG.pdf