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FSEM311 is listed in the Power Distribution Switches, Load Drivers range at ChipApex. The manufacturer field lists onsemi. Its product description is IC POWER SWITCH FPS 650V 8DIP. Review the specifications below when checking this part for your BOM.
The FSEM311 is a Green Mode Fairchild Power Switch (FPS) integrating a high-voltage MOSFET and PWM controller. It operates with a fixed oscillator, Under-Voltage Lockout (UVLO), and Leading-Edge Blanking (LEB). The device features optimized gate turn-on/turn-off control for efficient power conversion.
Verify the specific package type and pin configuration against the official datasheet before integration. Confirm RoHS compliance status and check for any updated ordering suffixes on the manufacturer's website to ensure component authenticity and correct specification matching.
Select this component for cost-effective offline power supply designs requiring integrated protection features. Evaluate thermal performance requirements based on the specific application load. Ensure input voltage ranges align with the device's high-voltage capabilities.
Part of the FPS family combining power switching and control logic. Designed for standalone operation in isolated power topologies. Reduces component count by integrating driver and protection circuits into a single package.
Consult official substitution guides for compatible FPS devices. Verify pin compatibility and electrical parameters before replacing. Cross-reference with current onsemi portfolio updates.
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