Power Integrations LNK605PG
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.99 | $0.99 |
| 15+ | $0.96 | $14.40 |
| 25+ | $0.94 | $23.50 |
| 50+ | $0.88 | $44.00 |
| 100+ | $0.78 | $78.00 |
| N+ | $0.16 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Power Integrations |
| Product Series | LinkSwitch®-II |
| Packaging | Tube | |
| Output Isolation | Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 700V |
| Topology | Flyback |
| Voltage - Start Up | - |
| Voltage - Supply (Vcc/Vdd) | - |
| Duty Cycle | 55% |
| Frequency - Switching | Up to 85kHz |
| Power (Watts) | 5.1 W |
| Fault Protection | Current Limiting, Open Loop, Over Temperature, Short Circuit |
| Control Features | - |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | 8-DIP (0.300", 7.62mm), 7 Leads |
| Supplier Device Package | 8-PDIP-C |
| ROHS |
The LNK605PG from Power Integrations (LinkSwitch-II series) is an isolated flyback AC-DC switcher with an integrated 700V switch. It delivers up to 5.1 W at switching frequencies up to 85kHz with a 55% maximum duty cycle. Current limiting, open loop, over temperature, and short circuit protection make it a dependable choice for compact isolated offline power supplies.
- Integrated 700V switch simplifies isolated flyback designs.
- Up to 85kHz switching supports compact magnetic components.
- Fault protection (current limiting, open loop, OTP, SCP) improves reliability.
- Wide -40°C to 150°C junction range for varied environments.
- 8-DIP package enables straightforward through-hole assembly.
Low-Power Isolated Adapters
The 5.1 W rating and 700V integrated switch suit compact isolated chargers and adapters. Flyback topology provides safe galvanic isolation for universal-input designs.
Standby and Auxiliary Supplies
Up to 85kHz switching and 55% max duty cycle support efficient isolated bias rails in appliances and consumer electronics.
Industrial Control Power
Operating from -40°C to 150°C, the device suits auxiliary supplies in industrial systems. Open loop, over temperature, and short circuit protection enhance reliability.
Small Appliance Power Modules
The 8-DIP package enables through-hole assembly for compact isolated power in household and office equipment.
- Q: What topology does the LNK605PG use?
- A: It is a flyback converter providing galvanically isolated AC-DC conversion.
- Q: What is the breakdown voltage?
- A: The integrated switch has a 700V breakdown voltage rating.
- Q: Is the power switch integrated?
- A: Yes, the switch is integrated on-chip.
- Q: What is the maximum output power?
- A: It delivers up to 5.1 W.
- Q: What is the switching frequency and duty cycle?
- A: Switching frequency is up to 85kHz with a 55% maximum duty cycle.
- Q: What topology does the LNK605PG use?
- A: It is a flyback converter providing galvanically isolated AC-DC conversion.
- Q: What is the breakdown voltage?
- A: The integrated switch has a 700V breakdown voltage rating.
- Q: Is the power switch integrated?
- A: Yes, the switch is integrated on-chip.
- Q: What is the maximum output power?
- A: It delivers up to 5.1 W.
- Q: What is the switching frequency and duty cycle?
- A: Switching frequency is up to 85kHz with a 55% maximum duty cycle.

LNK605PG.pdf