The IW3628-00 is a highly integrated offline Quasi-Resonant (QR) flyback converter controller from Renesas Electronics. It is designed for low-power AC/DC adapters and chargers, providing high efficiency, low standby power consumption, and comprehensive protection features. The IW3628-00 utilizes advanced control techniques to optimize performance and minimize component count.

Applications

• AC/DC Adapters for mobile devices
• Chargers for smartphones and tablets
• Power supplies for consumer electronics
• Standby power supplies for appliances
• LED Lighting power supplies
• Auxiliary power supplies in industrial equipment

Features

• Quasi-Resonant (QR) flyback control: Improves efficiency and reduces EMI.
• Low standby power consumption: Meets stringent energy efficiency requirements.
• Integrated high-voltage startup: Eliminates the need for external startup resistors.
• Comprehensive protection features: Includes over-voltage, over-current, and over-temperature protection.
• Frequency foldback operation: Improves efficiency at light loads.
• DCM operation: Ensures stable operation and reduces switching losses.

Benefits

• High efficiency: Reduces energy consumption and heat dissipation.
• Low standby power: Meets energy efficiency standards for standby mode operation.
• Simplified design: Reduces component count and simplifies PCB layout.
• Enhanced system reliability: Protects against various fault conditions.
• Improved thermal performance: Minimizes heat generation and improves system reliability.
• Cost-effective solution: Provides a high-performance solution at a competitive cost.

Additional Details

The IW3628-00 flyback converter controller is ideal for use in low-power AC/DC adapters and chargers. It incorporates advanced control techniques to optimize efficiency and minimize standby power consumption. The integrated high-voltage startup eliminates the need for external startup resistors, simplifying the design and reducing component count. The comprehensive protection features ensure robust and reliable operation. Specific electrical characteristics include input voltage range, output voltage range, switching frequency, and protection thresholds. Consult the manufacturer's datasheet for detailed specifications.