LD8255A 鏅傞枔锛�2025/5/10 9:54:18 闁辫畝锛�24

LD8255A鏄竴娆鹃珮鏁堢殑鍚屾闄嶅鐩存祦-鐩存祦杞�(zhu菐n)鎻涘櫒锛岄仼鐢ㄤ簬闇€瑕侀珮鏁堢巼鍜屽皬灏哄瑙ｆ焙鏂规鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆傝┎鑺墖闆嗘垚浜嗛珮绔拰浣庣鍔熺巼MOSFET锛屾敮鎸侀珮閬�(d谩)3A鐨勯€ｇ簩(x霉)杓稿嚭闆绘祦锛屽苟鑳藉鍦ㄥ杓稿叆闆诲鑼冨湇鍏�(n猫i)宸ヤ綔銆傚叾鍥哄畾闋荤巼PWM鎺у埗妯″紡纰轰繚浜嗗湪鍚勭ó璨�(f霉)杓夋浠朵笅鐨勭┅(w臎n)瀹氭€ц兘銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�4.5V - 28V
銆€銆€杓稿嚭闆诲鑼冨湇锛�0.8V - 24V锛堝彲閫氶亷澶栭儴闆婚樆鍒嗗鍣ㄨ(di脿o)绡€(ji茅)锛�
銆€銆€闁嬮棞(gu膩n)闋荤巼锛�500kHz
銆€銆€杓稿嚭闆绘祦锛氶珮閬�(d谩)3A
銆€銆€鏁堢巼锛氶珮閬�(d谩)96%
銆€銆€寰呮闆绘祦锛�1uA
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40鈩� 鑷� +125鈩�

鐗规€�

LD8255A鍏锋湁澶氱ó淇濊(h霉)鍔熻兘锛屽寘鎷亷娴佷繚璀�(h霉)銆佺煭璺繚璀�(h霉)銆侀亷婧繚璀�(h霉)绛�锛岀⒑淇濆湪鐣板父鎯呮硜涓嬭ō(sh猫)鍌欑殑瀹夊叏鎬с€�
銆€銆€瀹冮倓鍏峰倷鍙(di脿o)杌熷暉鍕曞姛鑳�锛屽彲浠ユ笡灏戜笂闆绘檪鐨勬氮娑岄浕娴�銆�
銆€銆€瑭茶姱鐗囬噰鐢ㄥ厛閫�(j矛n)鐨凜MOS宸ヨ棟鍒堕€�锛屽叿鏈夎純浣庣殑灏�(d菐o)閫氶浕闃�锛屽緸鑰屾彁楂樹簡鏁撮珨鏁堢巼銆�
銆€銆€姝ゅ锛屽叾灏佽灏忓阀锛屾槗浜嶱CB甯冨眬鍜屾暎鐔辫ō(sh猫)瑷�锛岄仼鍚堝皪绌洪枔瑕佹眰鍤�(y谩n)鏍肩殑渚挎敎寮忚ō(sh猫)鍌�銆�

鎳�(y墨ng)鐢�

LD8255A寤ｆ硾鎳�(y墨ng)鐢ㄤ簬娑堣不椤為浕瀛愮敘(ch菐n)鍝佺殑闆绘簮绠＄悊涓�锛屽骞虫澘闆昏叇銆佹櫤鑳芥墜姗�銆佷究鏀滃紡闊抽牷瑷�(sh猫)鍌欑瓑銆�
銆€銆€瀹冧篃閬╃敤浜庡伐妤�(y猫)鑷嫊鍖栬ō(sh猫)鍌欎腑鐨勯浕婧愯綁(zhu菐n)鎻涙ā濉�锛屼緥濡侾LC鎺у埗鍣ㄦ垨鍌虫劅鍣ㄤ緵闆汇€�
銆€銆€姝ゅ锛屽湪姹借粖闆诲瓙闋�(l菒ng)鍩�锛孡D8255A鍙敤浜庤粖杓変俊鎭妯傜郴绲�(t菕ng)鎴栧叾浠栭渶瑕佺┅(w臎n)瀹氫綆澹撻浕婧愮殑鍫村悎銆�
銆€銆€鐢变簬鍏堕珮鏁堟€у拰闈堟椿鎬�锛岄€欐鑺墖鏄ū澶氶浕姹犱緵闆昏ō(sh猫)鍌欑殑鐞嗘兂閬告搰銆�