UC3903N 鏅�(sh铆)闁擄細2025/4/29 18:09:38 闁辫畝锛�24

UC3903N鏄竴绋珮鎬ц兘鐨凱WM鎺у埗鍣ㄨ姱鐗�锛屽唬娉涙噳(y墨ng)鐢ㄤ簬闁嬮棞(gu膩n)闆绘簮鍜孌C-DC杞�(zhu菐n)鎻涘櫒涓�銆傝┎鑺墖鍏锋湁楂橀泦鎴愬害鍜岀┅(w臎n)瀹氭€э紝鑳藉?q奴)宕縁(xi脿n)灏嶈几鍑洪浕澹撶殑绮剧⒑鎺у埗锛屽苟鍏峰倷澶氱ó淇濊(h霉)鍔熻兘浠ョ⒑淇濈郴绲�(t菕ng)鐨勫彲闈犻亱(y霉n)琛屻€�
銆€銆€UC3903N閫氶亷鎻愪緵鍙(di脿o)鐨勬尟钑╅牷鐜�銆佽宸斁澶у櫒銆侀﹨(q奴)鍕曢浕璺瓑鍔熻兘妯″锛屼娇瑷�(sh猫)瑷�(j矛)浜哄摗鑳藉闈堟椿閰嶇疆鍚勭ó鍔熺巼杞�(zhu菐n)鎻涙嫇?f霉)娴(ji茅)妲�(g貌u)銆傛澶栵紝瀹冮倓鏀寔澶栭儴瑁�(b菙)鍎�锛屾柟渚垮劒(y艒u)鍖栫挵(hu谩n)璺嫊鎱�(t脿i)鐗规€�銆�

鍙冩暩(sh霉)

宸ヤ綔闆诲锛�7V~40V
銆€銆€鏈€澶у崰绌烘瘮锛�99%
銆€銆€闁嬮棞(gu膩n)闋荤巼鑼冨湇锛�1kHz~400kHz
銆€銆€鍟熷嫊闆绘祦锛氣墹50渭A
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40鈩儈+125鈩�
銆€銆€杓稿嚭椹�(q奴)鍕曡兘鍔涳細卤400mA
銆€銆€鍙冭€冮浕澹擄細2.5V卤1%
銆€銆€闈滄厠(t脿i)宸ヤ綔闆绘祦锛氱磩10mA

鐗规€�

UC3903N閲囩敤鍏堥€�(j矛n)鐨凜MOS宸ヨ棟鍒堕€�锛屽叿鍌欎互涓嬮’钁楃壒榛�(di菐n)锛�
銆€銆€1. 鍏�(n猫i)缃簿婧�(zh菙n)鐨勫熀婧�(zh菙n)闆诲婧�锛岀┅(w臎n)瀹氬害楂�锛岄仼鍚堣姹傚毚(y谩n)鏍肩殑闆绘簮鎳�(y墨ng)鐢�銆�
銆€銆€2. 鎻愪緵閬庢祦淇濊(h霉)銆佹瑺澹撻帠瀹氾紙UVLO锛変互鍙婄啽闂�(gu膩n)鏂峰姛鑳�锛屽寮�(qi谩ng)绯荤当(t菕ng)瀹夊叏鎬с€�
銆€銆€3. 鏀寔澶氱ó宸ヤ綔妯″紡锛屽鍥哄畾闋荤巼銆佸彲璁婇牷鐜囩瓑锛屾豢瓒充笉鍚岃ō(sh猫)瑷�(j矛)闇€姹傘€�
銆€銆€4. 楂樻晥鐨凱WM瑾�(di脿o)鍒舵(j墨)鍒�锛屾湁鍔╀簬娓涘皯鍔熻€楀苟鎻愰珮鏁撮珨鏁堢巼銆�
銆€銆€5. 鑳藉閬╅厤鎺ㄦ尳銆佸柈绔垨闆欑绛夊绋嫇?f霉)娴(ji茅)妲�(g貌u)锛岄潏娲绘€у挤(qi谩ng)銆�
銆€銆€6. 灏佽褰㈠紡閫氬父鐐篠OIC-8鎴朌IP-8锛屼究浜嶱CB甯冨眬鍜岀剨鎺�銆�

鎳�(y墨ng)鐢�

UC3903N閬╃敤浜庡唬娉涚殑闆诲姏闆诲瓙闋�(l菒ng)鍩燂紝鍖呮嫭浣嗕笉闄愪簬浠ヤ笅鍫存櫙锛�
銆€銆€1. 闁嬮棞(gu膩n)闆绘簮锛圫MPS锛夌殑瑷�(sh猫)瑷�(j矛)鑸囬枊鐧�(f膩)銆�
銆€銆€2. LED椹�(q奴)鍕曢浕婧愬強鎭掓祦婧愯В姹烘柟妗�銆�
銆€銆€3. 闆绘睜鍏呴浕鍣ㄩ浕璺腑鐨勯浕澹撹(di脿o)绡€(ji茅)銆�
銆€銆€4. 宸ユキ(y猫)瑷�(sh猫)鍌欏収(n猫i)鐨凞C-DC杞�(zhu菐n)鎻涙ā濉娿€�
銆€銆€5. 閫氫俊闆绘簮绯荤当(t菕ng)涓殑杓斿姪闆绘簮閮ㄥ垎銆�
銆€銆€鐢变簬鍏跺嚭鑹茬殑鎬ц兘琛ㄧ従(xi脿n)锛孶C3903N鎴愮偤瑷卞宸ョ▼甯湪涓皬鍔熺巼杞�(zhu菐n)鎻涙噳(y墨ng)鐢ㄤ腑鐨勯閬告柟妗�銆�