什么是热敏电阻?有何作用? 热敏电阻的作用是什么？
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绛旓細棣栧厛寮勬竻妤氫綍涓鐑晱鐢甸樆锛岀儹鏁忕數闃绘槸闅忕潃娓╁害鐨勫彉鍖栫數闃婚樆鍊煎彉鍖栨瘮杈冩槑鏄剧殑杩欑被鐢甸樆锛涗竴绫绘槸姝ｆ俯搴︾郴鏁(PTC)鐑晱鐢甸樆鍜屽彟涓绫绘槸璐熸俯搴︾郴鏁(NTC)鐑晱鐢甸樆锛屾槸鍒╃敤閿般侀晬銆侀摐绛夌殑姘у寲鐗(涔熸湁浣跨敤閾侀攲銆侀挦绛夌殑姘у寲鐗)涓哄師鏂欙紝鎸変竴瀹氭瘮渚嬫贩鍚堬紝鐢ㄩ櫠鐡峰伐鑹哄埗鎴愶紱娴嬫俯鐢佃矾鍒╃敤鐑晱鐢甸樆杩欎竴闅忕潃娓╁害鍙樺寲鐢甸樆...
绛旓細鍦ㄦ湁鐢靛鍣ㄣ佸姞鐑櫒鍜岄┈杈剧殑鐢靛瓙鐢佃矾涓紝鍦ㄧ數娴佹帴閫氱殑鐬棿锛屽繀灏嗕骇鐢熶竴涓緢澶х殑娴秾鐢垫祦锛岃繖绉嶆氮娑岀數娴浣滅敤鐨勬椂闂磋櫧鐭紝浣嗗叾宄板煎嵈寰堝ぇ锛屽湪杞崲鐢垫簮锛屽紑鍏崇數婧愶紝UPS鐢垫簮涓紝杩欑娴秾鐢垫祦鐢氳嚦瓒呰繃宸ヤ綔鐢垫祦鐨勪竴鐧惧嶄互涓娿傚洜姝わ紝椤绘湁鏁堝湴鎶戝埗杩欑娴秾鐢垫祦銆傚姛鐜囧瀷NTC鐑晱鐢甸樆鍣ㄦ湁涓涓瀹氱殑闆跺姛鐜囩數闃诲硷紝褰撳叾...
绛旓細鐑晱鐢甸樆(鍗婂浣撳櫒浠)鍒嗙被 NTC 璐熸俯搴︾郴鏁扮儹鏁忕數闃 (娓╁害瓒婇珮,鐢甸樆瓒婂皬)PTC 姝ｆ俯搴︾郴鏁扮儹鏁忕數闃 (娓╁害瓒婇珮,鐢甸樆瓒婂ぇ)NTC ___鍒濆鐢甸樆澶,瀵圭數娴佺殑闃荤浣滅敤澶,鍙互鏈夋晥鐨勯樆鎸′綇灏栧嘲鐢垫祦.褰撶數璺ǔ瀹氫笅鏉ュ悗,NTC鐢甸樆鍙樺皬,鏈鍚庣ǔ瀹氫笅鏉,鐩稿綋浜庡绾 PTC___绋冲畾鐘舵佷笅,鐩稿綋浜庡绾,褰撴湁涓存椂鐨...
