The FSDM0565R is a highly integrated power switch designed for Flyback converters, specifically targeting low-power applications. Manufactured by Fairchild Semiconductor, now part of ON Semiconductor, this device incorporates a SenseFET and current mode PWM controller. This integration minimizes external components and simplifies design, making it ideal for cost-sensitive power supplies.

Applications:

• Power adapters for mobile devices
• Open-frame SMPS for consumer electronics
• Auxiliary power supplies for white goods
• Standby power supplies
• Battery chargers

Features:

• Integrated SenseFET and Current Mode PWM Controller
• Low Startup Current (typically 8μA)
• Pulse-by-Pulse Current Limiting
• Over Voltage Protection (OVP)
• Over Load Protection (OLP)
• Internal Thermal Shutdown Function (TSD)
• Auto-Restart Mode

Benefits:

• Reduced component count and simplified design
• Improved energy efficiency, especially in standby mode
• Enhanced system reliability through built-in protection features
• Lower overall system cost
• Compact power supply solutions

Detailed Specifications:

• Drain-Source Breakdown Voltage (BVDSS): 650V
• On-State Resistance (RDS(on)): 9.5 Ohms (typical)
• Switching Frequency: 65kHz (typical)
• Maximum Power Rating: Up to 10W (depending on input voltage and design)
• Operating Temperature: -25°C to +85°C
• Package: TO-220F-6L
• Protection Features: Over Voltage, Over Load, Thermal Shutdown
• Startup Current: 8μA (typical)