LM3404MRX/NOPB 鏅�(sh铆)闁擄細2025/5/10 10:31:21 闁辫畝锛�33

LM3404MRX/NOPB 鏄竴娆剧敱寰峰窞鍎€鍣紙TI锛夌敓鐢�(ch菐n)鐨勬亽娴侀檷澹揕ED椹�(q奴)鍕�(d貌ng)鍣�锛屽皥闁€鐢ㄤ簬椹�(q奴)鍕�(d貌ng)澶у姛鐜嘗ED銆傝┎鑺墖閲囩敤闆绘祦妯″紡鎺у埗锛岃兘澶犳彁渚涚簿纰虹殑鎭掑畾闆绘祦杓稿嚭浠ラ﹨(q奴)鍕�(d貌ng)鍠€�(g猫)鎴栧鍊�(g猫)涓茶伅(li谩n)鐨勯珮浜害LED銆傚叾瑷�(sh猫)瑷�(j矛)閬╃敤浜庢苯杌�銆佸伐妤�(y猫)鍜屾秷璨�(f猫i)椤炴噳(y墨ng)鐢ㄤ腑鐨凩ED鐓ф槑绯荤当(t菕ng)銆�
銆€銆€LM3404鍏锋湁鑹ソ鐨勭窔鎬ц(di脿o)鏁寸巼鍜岃矤(f霉)杓夎(di脿o)鏁寸巼锛岃兘澶犲湪杓冨鐨勮几鍏ラ浕澹撹寖鍦嶅収(n猫i)宸ヤ綔锛屽苟鏀寔澶栭儴PWM瑾�(di脿o)鍏夊姛鑳�锛屽緸鑰屾豢瓒充笉鍚屽牬(ch菐ng)鏅笅鐨勪寒搴﹁(di脿o)绡€(ji茅)闇€姹傘€�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�4.5V~60V
銆€銆€杓稿嚭闆绘祦鑼冨湇锛氶珮閬�(d谩)1A
銆€銆€闁�(k膩i)闂�(gu膩n)闋荤巼锛�200kHz~2MHz
銆€銆€鏁堢巼锛氶珮閬�(d谩)95%
銆€銆€鍟熷嫊(d貌ng)鏅�(sh铆)闁擄細灏忎簬2ms
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C~125掳C
銆€銆€灏佽椤炲瀷锛歋OIC-8

鐗规€�

LM3404MRX/NOPB鍏锋湁浠ヤ笅涓昏鐗规€э細
銆€銆€1. 闆嗘垚浜嗕竴鍊�(g猫)楂樻€ц兘鐨凬婧濋亾MOSFET锛岄檷浣庝簡澶栭儴鍏冧欢鐨勬暩(sh霉)閲忓拰鏁撮珨瑙ｆ焙鏂规鐨勬垚鏈�銆�
銆€銆€2. 鎻愪緵绮炬簴(zh菙n)鐨勬亽娴佽几鍑�锛屽吀鍨嬭宸儏鐐郝�3%銆�
銆€銆€3. 鏀寔楂橀仈(d谩)2MHz鐨勫彲绶ㄧ▼闁�(k膩i)闂�(gu膩n)闋荤巼锛屽厑瑷变娇鐢ㄦ洿灏忕殑闆绘劅鍜岄浕瀹癸紝娓涘皬浜嗛浕璺澘绌洪枔鍗犵敤銆�
銆€銆€4. 鍏�(n猫i)缃亷(gu貌)婧繚璀�(h霉)銆佺煭璺繚璀�(h霉)鍜岄枊(k膩i)璺繚璀�(h霉)绛夊姛鑳�锛岀⒑淇濅簡绯荤当(t菕ng)鐨勫彲闈犳€у拰瀹夊叏鎬�銆�
銆€銆€5. 鏀寔妯℃摤瑾�(di脿o)鍏夊拰PWM瑾�(di脿o)鍏夛紝闈堟椿鎬у挤(qi谩ng)锛岄仼鍚堝绋噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅€�

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LM3404MRX/NOPB寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 姹借粖鐓ф槑锛屽鍓嶅ぇ鐕�銆佸熬鐕堝拰鍓庤粖鐕堢瓑銆�
銆€銆€2. 宸ユキ(y猫)鐓ф槑锛屼緥濡傚伐寤犲収(n猫i)閮ㄧ殑楂樹寒搴ED鐕堝叿銆�
銆€銆€3. 鍟嗘キ(y猫)鐓ф槑锛屽寘鎷簵閶嫑鐗�銆佸唬鍛婄墝鑳屽厜绛�銆�
銆€銆€4. 娑堣不(f猫i)椤為浕瀛愮敘(ch菐n)鍝佷腑鐨勮儗鍏夐﹨(q奴)鍕�(d貌ng)锛屽LCD椤ず灞忚儗鍏�銆�
銆€銆€5. 鍏朵粬闇€瑕侀珮鏁�銆佹亽娴侀﹨(q奴)鍕�(d貌ng)LED鐨勬噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅€�