UCD74111 鏅�(sh铆)闁擄細2025/5/7 12:58:29 闁辫畝锛�21

UCD74111 鏄竴娆鹃珮闆嗘垚搴︾殑闆绘簮绠＄悊鑺墖锛屼富瑕佺敤浜庨﹨(q奴)鍕�(d貌ng)鍜屾帶鍒跺姛鐜嘙OSFET銆傝┎鑺墖鍏锋湁楂樻晥鐜�銆佷綆寰呮(j墨)鍔熻€楃殑鐗归粸(di菐n)锛屽唬娉涙噳(y墨ng)鐢ㄤ簬闁嬮棞(gu膩n)闆绘簮閬╅厤鍣�銆丩ED椹�(q奴)鍕�(d貌ng)闆绘簮浠ュ強鍚勭ó娑堣不(f猫i)椤為浕瀛愯ō(sh猫)鍌欎腑銆傚叾鍏�(n猫i)閮ㄩ泦鎴愪簡澶氱ó淇濊(h霉)鍔熻兘锛屽寘鎷亷娴佷繚璀�(h霉)銆侀亷婧繚璀�(h霉)銆佹瑺澹撻帠瀹氱瓑锛岀⒑淇濈郴绲�(t菕ng)鍦ㄥ悇绋暟甯告儏娉佷笅閮借兘瀹夊叏閬�(y霉n)琛�銆�
銆€銆€UCD74111 閲囩敤鍥哄畾闋荤巼PWM鎺у埗鍣ㄦ灦妲�(g貌u)锛岃兘澶�?q奴)宕縁(xi脿n)绮剧⒑鐨勮几鍑鸿(di脿o)绡€(ji茅)锛屽苟涓旀敮鎸佸绋伐浣滄ā寮忥紝濡傛柗绾�(x霉)灏�(d菐o)閫氭ā寮忥紙DCM锛夊拰閫ｇ簩(x霉)灏�(d菐o)閫氭ā寮忥紙CCM锛�銆傞€氶亷鍎�(y艒u)鍖栫殑瑷�(sh猫)瑷�(j矛)锛岄€欐鑺墖鍙互椤憲娓涘皯澶栧湇鍏冧欢鐨勬暩(sh霉)閲�锛屽緸鑰岄檷浣庢暣楂旇В姹烘柟妗堢殑鎴愭湰鍜屽京(f霉)闆滄€с€�

鍙冩暩(sh霉)

鍨嬭櫉(h脿o)锛歎CD74111
銆€銆€灏佽褰㈠紡锛歋OIC-8
銆€銆€宸ヤ綔闆诲鑼冨湇锛�5V 鑷� 20V
銆€銆€闁嬮棞(gu膩n)闋荤巼鑼冨湇锛�50kHz 鑷� 500kHz
銆€銆€鏈€澶ф煹妤甸﹨(q奴)鍕�(d貌ng)闆绘祦锛�1.5A
銆€銆€寰呮(j墨)鍔熻€楋細灏忎簬30mW
銆€銆€杓稿嚭闆绘祦闄愬埗锛氬彲瑾�(di脿o)
銆€銆€淇濊(h霉)鍔熻兘锛氶亷娴佷繚璀�(h霉)銆侀亷婧繚璀�(h霉)銆佹瑺澹撻帠瀹�
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C

鐗规€�

1. 鍏�(n猫i)缃珮鎬ц兘PWM鎺у埗鍣�锛屾敮鎸佸鑼冨湇杓稿叆闆诲銆�
銆€銆€2. 楂樻晥鐨勬煹妤甸﹨(q奴)鍕�(d貌ng)鑳藉姏锛岃兘澶犲揩閫熼﹨(q奴)鍕�(d貌ng)澶у閲廙OSFET銆�
銆€銆€3. 鍏锋湁鍏ㄩ潰鐨勪繚璀�(h霉)姗�(j墨)鍒�锛屽寘鎷亷娴佷繚璀�(h霉)銆侀亷婧繚璀�(h霉)鍜屾瑺澹撻帠瀹氬姛鑳�銆�
銆€銆€4. 鏀寔澶氱ó宸ヤ綔妯″紡锛屽彲鏍规摎(j霉)鎳�(y墨ng)鐢ㄩ渶姹傞潏娲婚伕鎿�銆�
銆€銆€5. 寰呮(j墨)鍔熻€楁サ浣�锛岄潪甯搁仼鍚堥渶瑕佷綆鍔熻€楀緟姗�(j墨)鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆�
銆€銆€6. 绨″寲鐨勫閮ㄩ浕璺ō(sh猫)瑷�(j矛)锛屾笡灏戜簡澶栧湇鍏冧欢鏁�(sh霉)閲�锛屾彁楂樹簡鍙潬鎬у苟闄嶄綆浜嗘垚鏈�銆�
銆€銆€7. 瀵唬鐨勫伐浣滄韩搴﹁寖鍦嶏紝閬╂噳(y墨ng)鍚勭ó鍤�(y谩n)鑻涚挵(hu谩n)澧冧笅鐨勪娇鐢ㄨ姹�銆�

鎳�(y墨ng)鐢�

1. 闁嬮棞(gu膩n)闆绘簮閬╅厤鍣�
銆€銆€2. LED椹�(q奴)鍕�(d貌ng)闆绘簮
銆€銆€3. 灏忓瀷瀹堕浕闆绘簮妯″
銆€銆€4. USB鍏呴浕鍣�
銆€銆€5. 娑堣不(f猫i)椤為浕瀛愮敘(ch菐n)鍝佺殑闆绘簮绠＄悊鍠厓
銆€銆€6. 闆绘睜鍏呴浕鍣�
銆€銆€7. 宸ユキ(y猫)鎺у埗闆绘簮
銆€銆€8. 閫氫俊瑷�(sh猫)鍌欎腑鐨勮紨鍔╅浕婧愭ā濉�