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and internal safety-fuse protection, as well as auto-cut-off to prevent abnormally high currents, Fin PTC Air Heaters are specifically designed for optimal safety. Available in a range of sizes based on customer needs, Fin PTC Air Heaters can be customized with outer frames, fuses, protective...
库存编号:F2867DKR-NDLittelfuse IncPTC RESET FUSE 30V 750MA 29205168 1起订1+ 5+ 10+ 50+ 100+ 250+ 500+ ￥8.35 ￥6.88 ￥6.35 ￥5.26 ￥4.86 ￥4.37 ￥4.03 6-10天购买 查看资料 2920L075DR 库存编号:F2867CT-NDLittelfuse IncPTC RESET FUSE 30V 750MA 29205168 ...
form a polymer PTC composition. The polymer PTC composition is melt-shaped to form a laminar shaped PTC element. First and second opposing surfaces of the PTC element are coated with a conductive layer. The electrodes, characterized by a plurality of voids and made of foam, are brought into ...
The PTC element can be composed of one or more PTC compositions. When there is more than one PTC composition, the current preferably flows sequentially through the different compositions, as for example when each composition is in the form of a layer which extends across the full cross section...
wherein a PTC device is connected sandwiched between a pair of external connection terminals, with either of the external connection terminals having a fuse function. Further, in this protection element, the above fuse function is set to operate when the temperature condition reaches a temperature ...