LNK564DG

LNK564DG - LinkSwitch-LP Offline Switcher IC

The LNK564DG from Power Integrations is a highly integrated offline switcher IC from the LinkSwitch-LP family, designed for low-power AC-DC conversion applications up to 3W. This surface-mount IC features an internal 700V MOSFET and operates in flyback topology at 100kHz switching frequency, delivering exceptional efficiency and reliability for compact power supply designs.

Key Features & Benefits

• Integrated 700V MOSFET - Reduces component count and board space
• 3W Output Power - Ideal for standby supplies, auxiliary power, and low-power applications
• 100kHz Switching Frequency - Enables use of smaller transformers
• Comprehensive Protection - Current limiting, open loop, over-temperature, and short circuit protection
• 70% Maximum Duty Cycle - Optimized for flyback converter efficiency
• Wide Operating Temperature - -40°C to 150°C (TJ) for industrial applications
• RoHS Compliant - Meets environmental standards

Applications

The LNK564DG is perfectly suited for standby power supplies, auxiliary power for appliances, smart home devices, IoT sensors, LED drivers, and other low-power isolated AC-DC conversion applications where space, cost, and efficiency are critical.

Authorized Distributor Benefits

As an authorized Power Integrations distributor, we guarantee 100% authentic components with full manufacturer traceability, comprehensive datasheets, reference designs, technical support, and global shipping through authorized channels. All products come with long lifecycle availability to support your programs and mitigate obsolescence risk.

• LNK564DG.pdf