Function: Overcurrent protection device that resets after fault removal.
Working Principle: Polymer PTC (PPTC) increases resistance sharply when overheated due to overcurrent, then resets when cooled.
Key Features:
Typical Applications: USB ports, power supplies, battery packs, motor circuits.
Selection Criteria: Voltage rating, hold current, trip time, resistance.
您可以尝试使用以下方式获得更精确的搜索结果：