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鎮ㄥソ锛屾杩庝締(l谩i)鍒扮董搴�(k霉)闆诲瓙甯傚牬(ch菐ng)缍�(w菐ng) 鐧婚寗 | 鍏嶈不(f猫i)娉ㄥ唺(c猫)

鎮ㄦ墍鍦ㄧ殑浣嶇疆锛�闆诲瓙鍏冨櫒浠堕噰璩�(g貌u)缍�(w菐ng) > IC鐧剧 > TPS92411

TPS92411 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/6 15:45:33 鏌ョ湅 闁辫畝锛�31

TPS92411 鏄竴娆剧敱寰峰窞鍎�鍣� (TI) 鎺ㄥ嚭鐨勯珮闆嗘垚搴�銆佹亽瀹氶牷鐜囬檷澹� LED 椹�(q奴)鍕�(d貌ng)鍣�锛屽皥鐐洪﹨(q奴)鍕�(d貌ng)澶у姛鐜� LED 鑰岃ō(sh猫)瑷�(j矛)銆傝┎鍣ㄤ欢闆嗘垚浜嗕竴鍊�(g猫) 3.5A 鐨� N 婧濋亾 MOSFET 鍜屼竴鍊�(g猫)鐢ㄤ簬瑾�(di脿o)绡�(ji茅)杓稿嚭闆绘祦鐨勮宸斁澶у櫒锛岃兘澶犳彁渚涢珮閬�(d谩) 98% 鐨勬晥鐜�銆俆PS92411 鏀寔 PWM 鍜屾ā鎿(di脿o)鍏�锛屽苟鍏锋湁鍙法绋嬬殑闁嬮棞(gu膩n)闋荤巼鍜岀煭璺繚璀�(h霉)鍔熻兘锛岄仼鍚堝悇绋収鏄庢噳(y墨ng)鐢�銆�
銆�銆�TPS92411 鍏锋湁瀵几鍏ラ浕澹撹寖鍦嶏紙4.5V 鑷� 60V锛夛紝浣垮叾闈炲父閬╁悎姹借粖銆佸伐妤�(y猫)鍜屽缓绛戠収鏄庣瓑鎳�(y墨ng)鐢ㄣ�傚叾绶婃箠鐨勮ō(sh猫)瑷�(j矛)鍜岄珮鏁堢巼浣垮緱瀹冨湪绌洪枔鍙楅檺鎴栭渶瑕侀珮鏁堣兘杞�(zhu菐n)鎻涚殑鍫�(ch菐ng)鏅腑琛ㄧ従(xi脿n)鍎�(y艒u)鐣�銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�4.5V 鑷� 60V
銆�銆�杓稿嚭闆绘祦绮惧害锛毬�3%
銆�銆�鏈�澶ч枊闂�(gu膩n)闆绘祦锛�3.5A
銆�銆�宸ヤ綔闋荤巼鑼冨湇锛�200kHz 鑷� 2.2MHz
銆�銆�瑾�(di脿o)鍏夎寖鍦嶏細妯℃摤瑾�(di脿o)鍏夎嚦 1%锛孭WM 瑾�(di脿o)鍏夎嚦 300:1
銆�銆�闂�(gu膩n)鏂锋ā寮忛潨鎱�(t脿i)闆绘祦锛�1渭A
銆�銆�灏佽椤炲瀷锛歋OIC-8

鐗规��

TPS92411 鎻愪緵浜嗗绋厛閫�(j矛n)鐨勭壒鎬т互婊胯冻楂樻�ц兘 LED 椹�(q奴)鍕�(d貌ng)鐨勯渶姹傦細
銆�銆�1. 楂樻晥鐨勯檷澹撴灦妲�(g貌u)鏀寔瀵寖鍦嶈几鍏ラ浕澹擄紝閬╃敤浜庡绋浕婧愮挵(hu谩n)澧�銆�
銆�銆�2. 鍏�(n猫i)缃� 3.5A MOSFET 娓涘皯浜嗗閮ㄥ厓浠舵暩(sh霉)閲忓苟鎻愰珮浜嗗彲闈犳��銆�
銆�銆�3. 鍙(di脿o)绡�(ji茅)鐨勫伐浣滈牷鐜囧厑瑷卞劒(y艒u)鍖栨晥鐜囧拰闆荤骞叉摼鎬ц兘銆�
銆�銆�4. PWM 鍜屾ā鎿(di脿o)鍏夊姛鑳芥敮鎸侀潏娲荤殑浜害鎺у埗銆�
銆�銆�5. 卤3% 鐨勮几鍑洪浕娴佺簿搴︾⒑淇濅簡 LED 鍏夎几鍑虹殑涓�鑷存�с��
銆�銆�6. 鍏�(n猫i)缃亷(gu貌)婧繚璀�(h霉)鍜岀煭璺繚璀�(h霉)锛屽寮�(qi谩ng)浜嗙郴绲�(t菕ng)鐨勫畨鍏ㄦ�у拰绌�(w臎n)瀹氭��銆�
銆�銆�7. 灏佽灏忓阀锛屼究浜� PCB 甯冨眬鍜屽畨瑁�銆�

鎳�(y墨ng)鐢�

TPS92411 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇�瑕侀珮鏁堛�佸彲闈� LED 椹�(q奴)鍕�(d貌ng)鐨勯牁(l菒ng)鍩燂細
銆�銆�1. 姹借粖鍏�(n猫i)閮ㄥ拰澶栭儴鐓ф槑锛屽鍓庤粖鐕堛�佽綁(zhu菐n)鍚戠噲銆佹棩闁撹杌婄噲绛�銆�
銆�銆�2. 宸ユキ(y猫)鍜屽晢妤�(y猫)鐓ф槑绯荤当(t菕ng)锛屽寘鎷矾鐕�銆佷俊铏�(h脿o)鐕�銆佹(bi膩o)蹇楃噲绛�銆�
銆�銆�3. 寤虹瓚瑁濋＞鐓ф槑锛屼緥濡傝吉寤撶噲鍜屾礂澧荤噲銆�
銆�銆�4. 闆绘睜渚涢浕鐨勪究鏀滃紡瑷�(sh猫)鍌欙紝濡傛墜闆荤瓛鍜屽叾浠栫Щ鍕�(d貌ng)鐓ф槑瑁濈疆銆�
銆�銆�5. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑鐨勮儗鍏夊拰鎸囩ず鐕�銆�
銆�銆�鐢变簬鍏堕珮鏁堢巼鍜岄潏娲绘�э紝TPS92411 鎴愮偤浜嗚ū澶� LED 鐓ф槑瑙ｆ焙鏂规鐨勬牳蹇冪祫浠�銆�

鏇夸唬鍨嬭櫉(h脿o)

TPS92410, TPS92412

tps92411鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

  • 鐢�(ch菐n)鍝佸瀷铏�(h脿o)
  • 渚涙噳(y墨ng)鍟�
  • 鏁�(sh霉)閲�
  • 寤犲晢
  • 灏佽/鎵硅櫉(h脿o)
  • 瑭㈠児(ji脿)

tps92411璩囨枡 鏇村>

  • 鍨嬭櫉(h脿o)
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級

tps92411鐢�(ch菐n)鍝�