LM3407 鏅�(sh铆)闁擄細2025/4/29 15:07:13 闁辫畝锛�42

LM3407鏄竴娆剧敱寰峰窞鍎€鍣紙TI锛夋帹鍑虹殑鎭掓祦椹�(q奴)鍕�(d貌ng)鍣ㄨ姱鐗�锛屽皥鐐洪珮浜害LED鎳�(y墨ng)鐢ㄨō(sh猫)瑷�(j矛)銆傝┎鑺墖鑳藉鍦ㄥ闆诲鑼冨湇鍏�(n猫i)鎻愪緵绮剧⒑鐨勬亽瀹氶浕娴佽几鍑猴紝閬╃敤浜庡悇绋伐妤�(y猫)鍜屽晢妤�(y猫)鐓ф槑鍫�(ch菐ng)鏅�銆傚叾鍏�(n猫i)閮ㄩ泦鎴愪簡瑾ゅ樊鏀惧ぇ鍣�銆佹尟钑╁櫒銆佽(di脿o)绡€(ji茅)闆昏矾浠ュ強淇濊(h霉)鍔熻兘锛屽彲绨�(ji菐n)鍖栧閮ㄥ厓浠剁殑瑷�(sh猫)瑷�(j矛)骞舵彁楂樼郴绲�(t菕ng)鍙潬鎬�銆�
銆€銆€LM3407閲囩敤鍥哄畾闋荤巼PWM瑾�(di脿o)鍏夋妧琛�(sh霉)锛屾敮鎸侀珮閬�(d谩)1000:1鐨勮(di脿o)鍏夋瘮锛屽苟鍏锋湁鑹ソ鐨勭啽绌�(w臎n)瀹氭€с€傛澶栵紝瀹冮倓鏀寔澶氱ó淇濊(h霉)鍔熻兘锛屽閬�(gu貌)婧棞(gu膩n)鏂�銆佺煭璺繚璀�(h霉)绛�锛岀⒑淇濆湪鐣板父鎯呮硜涓嬭ō(sh猫)鍌欑殑瀹夊叏閬�(y霉n)琛�銆�

鍙冩暩(sh霉)

宸ヤ綔闆诲鑼冨湇锛�4.5V~60V
銆€銆€杓稿嚭闆绘祦鑼冨湇锛�0mA~700mA锛堝彲瑾�(di脿o)锛�
銆€銆€瑾�(di脿o)鍏夋瘮锛�1000:1
銆€銆€闁�(k膩i)闂�(gu膩n)闋荤巼锛�500kHz
銆€銆€鏈€澶у姛鑰楋細825mW
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40鈩儈125鈩�
銆€銆€灏佽褰㈠紡锛歋OIC-8

鐗规€�

LM3407鐨勪富瑕佺壒榛�(di菐n)鏄兘澶犳彁渚涢珮绮惧害鐨勬亽瀹氶浕娴佽几鍑猴紝鍚屾檪(sh铆)鍏峰倷杓冨鐨勫伐浣滈浕澹撹寖鍦�锛岄仼鍚堜笉鍚岀殑闆绘簮鐠�(hu谩n)澧冦€傚畠鐨勫浐瀹氶牷鐜嘝WM瑾�(di脿o)鍏夊姛鑳藉彲浠ュ(sh铆)鐝�(xi脿n)骞虫粦涓旀繁閭冪殑浜害瑾�(di脿o)绡€(ji茅)锛岄潪甯搁仼鍚堝皪(du矛)鍏夌窔鎺у埗瑕佹眰杓冮珮鐨勫牬(ch菐ng)鍚堛€�
銆€銆€瑭茶姱鐗囧収(n猫i)缃簡澶氱ó淇濊(h霉)姗�(j墨)鍒�锛屼緥濡傞亷(gu貌)婧繚璀�(h霉)鍜岀煭璺繚璀�(h霉)锛屽緸鑰屽寮�(qi谩ng)浜嗙郴绲�(t菕ng)鐨勫彲闈犳€у拰鑰愮敤鎬�銆傛澶�锛孡M3407閲囩敤灏忓瀷SOIC-8灏佽锛屼究浜嶱CB甯冨眬鍜屾暎鐔辩鐞�銆�
銆€銆€LM3407涓嶉渶瑕佸京(f霉)闆滅殑澶栧湇闆昏矾鍗冲彲瀹屾垚鍩烘湰鍔熻兘锛岄€欎笉鍍呴檷浣庝簡瑷�(sh猫)瑷�(j矛)寰�(f霉)闆滃害锛岄倓娓涘皯浜嗘暣楂旀柟妗堢殑鎴愭湰銆傚皪(du矛)浜庨渶瑕侀珮鏁�銆佺┅(w臎n)瀹歀ED椹�(q奴)鍕�(d貌ng)鐨勬噳(y墨ng)鐢ㄤ締(l谩i)瑾�(shu艒)锛岄€欐鑺墖鏄潪甯哥悊鎯崇殑閬告搰銆�

鎳�(y墨ng)鐢�

LM3407寤ｆ硾鎳�(y墨ng)鐢ㄤ簬楂樹寒搴ED椹�(q奴)鍕�(d貌ng)闋�(l菒ng)鍩�锛屽寘鎷絾涓嶉檺浜庝互涓嬪牬(ch菐ng)鏅細
銆€銆€1. 宸ユキ(y猫)鍙婂晢妤�(y猫)鐓ф槑涓殑LED鐕堟鎴栨ā濉婇﹨(q奴)鍕�(d貌ng)
銆€銆€2. 姹借粖鍏�(n猫i)閮ㄦ垨澶栭儴LED鐓ф槑绯荤当(t菕ng)
銆€銆€3. LED椤ず灞忚儗鍏夐﹨(q奴)鍕�(d貌ng)
銆€銆€4. 妯�(bi膩o)蹇楃墝鍜屼俊铏�(h脿o)鐕堜腑鐨凩ED鍏夋簮椹�(q奴)鍕�(d貌ng)
銆€銆€5. 閱�(y墨)鐧傝ō(sh猫)鍌欐寚绀虹噲鎴栫壒娈婄収鏄庤ō(sh猫)鍌�
銆€銆€鐢变簬鍏跺嚭鑹茬殑鎬ц兘鍜屽彲闈犳€�锛孡M3407鎴愮偤瑷卞楂樿姹傛噳(y墨ng)鐢ㄤ腑鐨勯閬歌В姹烘柟妗�銆�