鏅傞枔锛�2025/5/6 11:47:48
闁辫畝锛�29
TPS51116 鏄竴娆鹃珮搴﹂泦鎴愮殑闄嶅鍨嬬洿娴�-鐩存祦杞夋彌鍣�锛屽皥鐐洪﹨鍕曢珮鏁堣兘LED鑰岃ō瑷�銆傝┎鍣ㄤ欢鍏ч儴闆嗘垚浜嗗姛鐜嘙OSFET锛屽苟鎻愪緵浜嗘亽瀹氶浕娴佸拰鎭掑畾闆诲鍏╃ó杓稿嚭妯″紡锛岄潪甯搁仼鍚堜簬鑳屽厜鐓ф槑銆佹苯杌婄収鏄庡拰鍏朵粬闇�瑕侀珮鏁堢巼LED椹呭嫊鐨勬噳鐢ㄥ牬鏅�銆�
銆�銆�TPS51116 鐨勮几鍏ラ浕澹撹寖鍦嶈純瀵�锛屾敮鎸�4.5V鑷�36V鐨勮几鍏ラ浕澹撹寖鍦�锛岃兘澶犻仼鎳夊绋浕婧愮挵(hu谩n)澧�銆傚悓鏅�锛屽畠閭勫叿鍌欏彲瑾块枊闂滈牷鐜囧姛鑳斤紝鍏佽ū鐢ㄦ埗鏍规摎鍏烽珨鎳夌敤闇�姹傞�茶鍎�(y艒u)鍖栥��
杓稿叆闆诲鑼冨湇锛�4.5V - 36V
銆�銆�杓稿嚭闆绘祦锛氶珮閬�2A
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�鏁堢巼锛氶珮閬�95%
銆�銆�闁嬮棞闋荤巼锛�200kHz - 2MHz 鍙
銆�銆�灏佽褰㈠紡锛歋OIC-8, MSOP-10
TPS51116 鍏锋湁浠ヤ笅涓昏鐗规�э細
銆�銆�1. 鍏х疆鍔熺巼MOSFET锛屾笡灏戜簡澶栭儴鍏冧欢鏁�(sh霉)閲忓苟绨″寲浜嗛浕璺ō瑷�銆�
銆�銆�2. 鎻愪緵鎭掓祦鍜屾亽澹撳叐绋几鍑烘ā寮忥紝渚夸簬闈堟椿鎳夌敤浜庝笉鍚屽牬鍚�銆�
銆�銆�3. 鏀寔PWM瑾垮厜鍜屾ā鎿鍏夊姛鑳斤紝婊胯冻灏嶄寒搴﹁绡�(ji茅)鐨勯渶姹�銆�
銆�銆�4. 瀵几鍏ラ浕澹撹寖鍦嶏紝澧炲挤浜嗙郴绲�(t菕ng)鐨勯妫掓�у拰閬╂噳鎬�銆�
銆�銆�5. 鍏х疆閬庢韩淇濊銆佺煭璺繚璀峰強閬庢祦淇濊绛夊姛鑳斤紝纰轰繚绯荤当(t菕ng)閬嬭瀹夊叏鍙潬銆�
銆�銆�6. 灏忓瀷灏佽閬搁爡锛岀瘈(ji茅)鐪丳CB绌洪枔锛岄仼鍚堢穵婀婂瀷瑷▓銆�
TPS51116 涓昏鎳夌敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 姹借粖鐓ф槑锛氬寘鎷墠澶х噲銆佸熬鐕堛�佸埗鍕曠噲绛�銆�
銆�銆�2. 宸ユキ(y猫)鐓ф槑锛氬妯欏織鐗岀収鏄庛�佹鍣ㄨ瑕虹郴绲�(t菕ng)涓殑鍏夋簮鎺у埗銆�
銆�銆�3. 娑堣不椤為浕瀛愮敘鍝侊細濡傚钩鏉块浕鑵﹁儗鍏夐﹨鍕�銆侀’绀哄櫒鑳屽厜绛夈��
銆�銆�4. LED淇¤櫉鎸囩ず锛氫氦閫氫俊铏熺噲銆佸唬鍛婄墝鍙婂叾浠栭渶瑕侀珮浜害LED椤ず鐨勫牬鏅�銆�
銆�銆�TPS51116 鍥犲叾楂樻晥鑳藉拰闈堟椿鎬�锛屾垚鐐鸿ū澶氶渶瑕佺┅(w臎n)瀹氶浕娴佽几鍑虹殑LED鎳夌敤鐨勭悊鎯抽伕鎿�銆�
TPS51117, LM3405, ISL97688
