Description:Up to 300kHz Operating Frequency; Fixed Dead Time (350ns) Optimized for MOSFETs; Variable Frequency Control with 50% Duty Cycle for Half-Bridge Resonant Converter Topology; High Efficiency through Zero Voltage Switching (ZVS); Protection Functions: Over-Voltage Protection (OVP), Over-Current Protection (OCP), Abnormal Over-Current Protection (AOCP), Internal Thermal Shutdown (TSD); Internal UniFET™s with Fast-Recovery Body Diode; Auto-Restart Operation for All Protections with An External LVCC
The maximum operating temperature range for the FSFR1800XS is -40°C to 150°C.
To ensure reliability, it's essential to follow the recommended derating curves, ensure proper thermal management, and consider the device's power dissipation and thermal resistance.
The recommended PCB layout and thermal pad design can be found in the onsemi application note AND9093/D, which provides guidelines for optimal thermal performance and PCB design.
Yes, the FSFR1800XS is suitable for high-frequency switching applications up to 1 MHz. However, it's essential to consider the device's switching losses, gate drive requirements, and PCB layout to ensure optimal performance.
The gate resistor value depends on the specific application requirements, such as switching frequency, voltage, and current. A general guideline is to use a gate resistor value between 10 Ω to 100 Ω, but it's recommended to consult the onsemi application note AND9093/D for more detailed guidance.
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FSFR1800XS Overview
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