High-power PD chargers and multi-port adapters often operate under full load for extended periods. With compact internal space and limited heat dissipation, components are continuously exposed to high temperatures. If components perform poorly under thermal stress, long-term operation may lead to efficiency decline, false protection triggering and shortened service life. Flyjass fast-charging components undergo long-duration full-load power aging tests. Parameter degradation at high temperatures is controlled, and conduction loss remains stable. Batch consistency is strictly managed to avoid inconsistent temperature rise and yield fluctuations during mass production. We support component matching for 65W–240W fast-charging solutions and provide comparison samples to help hardware teams optimize thermal design and pass safety and aging tests efficiently.