LM2674MX-12/NOPB 鏅�(sh铆)闁擄細2025/5/8 14:51:01 闁辫畝锛�34

LM2674MX-12/NOPB 鏄竴娆惧熀浜� LM2674 绯诲垪鐨勯珮鏁堥檷澹撳瀷 DC/DC 杞�(zhu菐n)鎻涘櫒锛岃┎绯诲垪鍣ㄤ欢闆嗘垚浜嗗浐瀹氶牷鐜� PWM 鎺у埗鍣ㄥ拰鍔熺巼闁�(k膩i)闂�(gu膩n)銆侺M2674MX-12/NOPB 鎻愪緵绌�(w臎n)瀹氱殑 12V 杓稿嚭闆诲锛屽苟鍏锋湁灏佽灏忓阀銆佹槗浜庝娇鐢ㄧ殑鐗归粸(di菐n)锛岄仼鍚堝绋伐妤�(y猫)鍜屾秷璨�(f猫i)椤�(l猫i)闆诲瓙鎳�(y墨ng)鐢�銆�
銆€銆€瑭插櫒浠剁殑宸ヤ綔杓稿叆闆诲鑼冨湇瀵唬锛岃兘澶犲湪杓冨鐨勮矤(f霉)杓夐浕娴佽寖鍦嶅収(n猫i)鎻愪緵楂樻晥鐜囪綁(zhu菐n)鎻�锛屽悓鏅�(sh铆)鍏�(n猫i)缃亷(gu貌)娴佷繚璀�(h霉)鍜岀啽闂�(gu膩n)鏂峰姛鑳�锛岀⒑淇濆湪鍚勭ó宸ヤ綔姊濅欢涓嬬殑鍙潬鎬с€�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�8V - 40V
銆€銆€杓稿嚭闆诲锛�12V
銆€銆€鏈€澶ц几鍑洪浕娴侊細1A
銆€銆€闁�(k膩i)闂�(gu膩n)闋荤巼锛�150kHz
銆€銆€灏佽褰㈠紡锛歍O-263 (D2PAK)
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆€銆€闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪€� 5mA
銆€銆€鏁堢巼锛堝吀鍨嬪€硷級锛氶珮閬�(d谩) 90%

鐗规€�

LM2674MX-12/NOPB 鐨勪富瑕佺壒鎬у寘鎷細
銆€銆€1. 鍏�(n猫i)缃姛鐜� MOSFET锛屾笡灏戜簡澶栭儴鍏冧欢鏁�(sh霉)閲�锛岀啊(ji菐n)鍖栦簡瑷�(sh猫)瑷�(j矛)閬�(gu貌)绋�銆�
銆€銆€2. 鍥哄畾闋荤巼 PWM 鎿嶄綔妯″紡锛屾湁鍔╀簬娓涘皯杓稿嚭绱嬫尝骞舵敼鍠勫嫊(d貌ng)鎱�(t脿i)闊挎噳(y墨ng)銆�
銆€銆€3. 楂樻晥鐨勯枊(k膩i)闂�(gu膩n)鏋舵(g貌u)锛岄仼鐢ㄤ簬闇€瑕佷綆鍔熻€楀拰灏忓昂瀵歌В姹烘柟妗堢殑鎳�(y墨ng)鐢�銆�
銆€銆€4. 鍏锋湁閬�(gu貌)娴佷繚璀�(h霉)鍜岀啽闂�(gu膩n)鏂峰姛鑳�锛屾彁鍗囦簡绯荤当(t菕ng)鐨勭┅(w臎n)瀹氭€у拰瀹夊叏鎬�銆�
銆€銆€5. 鎻愪緵绮剧⒑鐨勮几鍑洪浕澹撹(di脿o)绡€(ji茅)鑳藉姏锛岄仼鍚堢偤澶氱ó璨�(f霉)杓変緵闆�銆�
銆€銆€6. 瀵几鍏ラ浕澹撹寖鍦嶆敮鎸佸鍫�(ch菐ng)鏅噳(y墨ng)鐢�锛屽姹借粖(ch膿)闆绘睜鎴栧伐妤�(y猫)闆绘簮绯荤当(t菕ng)銆�
銆€銆€7. 灏佽閲囩敤 D2PAK锛屼究浜庢暎鐔变笖閬╁悎琛ㄩ潰璨艰鎶€琛�(sh霉)(SMT)銆�

鎳�(y墨ng)鐢�

LM2674MX-12/NOPB 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 宸ユキ(y猫)瑷�(sh猫)鍌欎腑鐨勮紨鍔╅浕婧愭ā濉�锛屽 PLC 鍜屽偝鎰熷櫒鎺ュ彛闆昏矾銆�
銆€銆€2. 閫氫俊瑷�(sh猫)鍌欎腑鐨勫瓙绯荤当(t菕ng)渚涢浕锛屼緥濡傜恫(w菐ng)绲�(lu貌)浜ゆ彌姗�(j墨)鍜岃矾鐢卞櫒銆�
銆€銆€3. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑鐨勪綆鍣伈闆绘簮瑷�(sh猫)瑷�(j矛)銆�
銆€銆€4. 娑堣不(f猫i)闆诲瓙鐢�(ch菐n)鍝佷腑鐢ㄤ簬 LED 椹�(q奴)鍕�(d貌ng)鍜屽厖闆荤鐞�銆�
銆€銆€5. 姹借粖(ch膿)闆诲瓙绯荤当(t菕ng)涓殑闈為棞(gu膩n)閸佃矤(f霉)杓変緵闆�锛屽淇℃伅濞涙▊(l猫)绯荤当(t菕ng)鍜岀収鏄庢帶鍒�銆�
銆€銆€6. 闆绘睜渚涢浕瑷�(sh猫)鍌欎腑鐨勭洿娴佽綁(zhu菐n)鎻涙ā濉�锛屽渚挎敎寮忓剙鍣ㄥ拰鎵嬫寔宸ュ叿銆�
銆€銆€鍏堕珮鏁堢殑鎬ц兘鍜岀穵婀婄殑瑷�(sh猫)瑷�(j矛)浣垮叾鎴愮偤瑷卞鎳�(y墨ng)鐢ㄧ殑鐞嗘兂閬告搰銆�