The KA5L0365R is a Fairchild Power Switch (FPS) integrated circuit from ON Semiconductor. This device is specifically designed for offline switch-mode power supplies (SMPS), providing a cost-effective and efficient solution for various power conversion applications. It integrates a SenseFET and current mode PWM controller.

Applications

• Power adapters
• Battery chargers
• Auxiliary power supplies
• Set-top boxes
• DVD players

Features

• Integrated SenseFET and PWM controller
• Low start-up current
• Built-in soft start
• Pulse-by-pulse current limiting
• Over-voltage protection (OVP)
• Over-load protection (OLP)
• Thermal shutdown function
• Auto-restart mode

Benefits

• Reduced component count and board space
• Simplified design and faster time-to-market
• Improved efficiency and reliability
• Enhanced system protection
• Lower overall system cost

Additional Details

The KA5L0365R incorporates multiple protection features to ensure safe and reliable operation. The soft-start function minimizes stress on components during start-up. The pulse-by-pulse current limiting provides protection against over-current conditions. The over-voltage and over-load protection features safeguard the device and the connected load from excessive voltage and power. The package is TO-220F.