LNK6667 High-Power Off-Line Switcher IC

LNK6667 High-Power Off-Line Switcher IC 

The LNK6667 is a high-performance, high-power AC-DC off-line switcher IC from Power Integrations, designed for efficient, compact, and reliable switch-mode power supplies (SMPS). It integrates a high-voltage power MOSFET, advanced control circuitry, oscillator, and comprehensive protection features into a single device, significantly reducing external component count and simplifying power supply design.

The LNK6667 is suitable for higher power AC-DC converters, such as fast chargers, power adapters, LED drivers, home appliances, and industrial power modules. It delivers high efficiency, low standby power consumption, and excellent thermal performance, helping designs meet modern energy efficiency standards.

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Applications

• High-power AC-DC adapters and fast chargers
• Switch-mode power supplies (SMPS)
• LED power supplies and drivers
• Home appliances and power control boards
• Industrial power supplies
• Consumer electronics
• Auxiliary and standby power supplies

*Features

• Type: High-power AC-DC off-line switcher IC with integrated MOSFET
• Manufacturer / Family: Power Integrations LinkSwitch / InnoSwitch family
• Integrated high-voltage power MOSFET
• Wide AC input range: 85–265V AC (with proper design)
• High efficiency across load range
• Very low no-load / standby power consumption
• Built-in over-current, over-voltage, thermal shutdown, and auto-restart protection
• Frequency jittering for reduced EMI
• Requires minimal external components
• Compact package for high power density designs
• High reliability and long service life

Switcher IC Datasheet

*product image for illustration purposes only. actual product may vary.