RJF0628JNS

AI-generated Summary: Thermal FETs integrate a built-in over-temperature shutdown circuit to protect power MOSFETs from thermal damage caused by overloads such as short circuits. They maintain low on-resistance and automotive-level reliability while supporting low current consumption, making them suitable for automotive power switching applications. The device detects chip temperature and shuts off automatically when it reaches approximately 175ºC, with latch and temperature hysteresis reset types available. Users must treat the overheat cutoff as a protection feature, not a control mechanism, and ensure operation within specified safe limits. The internal structure includes temperature sensing, gate cutoff, current limiting, and self-retention circuits, enabling reliable thermal shutdown and recovery.

AI-generated Summary: Absolute maximum ratings define safe operational limits for MOSFETs, including voltage, current, and temperature thresholds to prevent device damage. Electrical characteristics specify parameters like breakdown voltage, threshold voltage, on-resistance, capacitances, and switching times. Allowable channel dissipation decreases as case temperature rises, calculated by a specific formula. The safe operating area (SOA) outlines five limiting conditions: current rating, on-resistance, channel dissipation, secondary breakdown, and voltage rating, ensuring reliable MOSFET operation under various conditions.

AI-generated Summary: The document outlines derating standards for Power MOSFETs and IGBTs, emphasizing temperature, humidity, voltage, current, and power limits to ensure device reliability. It discusses package type selection between hermetic sealed and plastic molded types, highlighting the advantages of surface-mount packages for miniaturization. It also details precautions for physical handling, including proper lead forming, cutting, and mounting techniques to prevent stress and damage during installation.