The FAN7621BSJX is an integrated circuit (IC) manufactured by Fairchild/ON Semiconductor.

• Topology: half-bridge
• Output Isolation: isolated
• Internal Switch: not available
• Duty Cycle: 50%
• Switching Frequency: up to 300kHz
• Fault Protection: current limiting, over load, over temperature, and over voltage
• Frequency Control: has frequency control features
• Supply Voltage: 10 V to 25 V
• Supply and Demand Status: in balance supply and demand status
• Package: 16-SOIC
• Halogen-Free: compliant with halogen-free requirements
• Manufactured In: Philippines