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Power Integrations
Power Integrations LNK304DN LinkSwitch-TN Offline Switcher IC - 700V, SO-8C SMD
Power Integrations LNK304DN is a LinkSwitch-TN offline switcher IC with an integrated 700V MOSFET and 66kHz typical switching frequency. Its compact SO-8C surface-mount package suits compatible appliance, timer and industrial power-supply circuits using buck, buck-boost or flyback topologies.
Stock: 100SKU: SEN-POWER-INTEGRATIONS-LNK304DNModel: LNK304DN
BDT 50BDT 53
Final pricing may vary by configuration, quantity, delivery and project requirements.
Product overview
Power Integrations LNK304DN LinkSwitch-TN
The LNK304DN integrates a high-voltage power MOSFET and switching controller in a compact surface-mount package for compatible offline power supplies.
Key Features
- Integrated 700V power MOSFET.
- 66kHz typical oscillator with frequency jittering.
- Auto-restart for short-circuit and open-loop faults.
- Cycle-by-cycle current limiting and thermal shutdown.
Technical Specifications
| Manufacturer / exact model | Power Integrations / LNK304DN |
|---|---|
| Family | LinkSwitch-TN |
| Package | SO-8C (D package), 7 physical leads |
| Mounting | Surface mount (SMD/SMT) |
| Integrated MOSFET rating | 700V breakdown |
| Typical switching frequency | 66kHz |
| Supported converter topologies | Buck, buck-boost and flyback |
Applications and Compatibility
For compatible appliance controls, timers, LED drivers and industrial power supplies. Verify the exact DN suffix, pinout, surface-mount footprint and circuit requirements against the manufacturer datasheet before replacement.
Ordering Information
Price is per LNK304DN IC. A complete power-supply assembly or external components are not specified as included. The owner-provided photo shows the component marking; lot markings may vary. Condition, warranty and equipment-specific compatibility are unconfirmed.