TPS92690 鏅傞枔锛�2025/5/15 17:51:07 闁辫畝锛�20

TPS92690鏄痉宸炲剙鍣紙TI锛夋帹鍑虹殑涓€娆鹃珮鏁堛€佸彲瑾�(di脿o)鐨勫崌澹撹綁(zhu菐n)鎻涘櫒锛屽皥鐐洪﹨(q奴)鍕曢珮浜害LED鑰岃ō(sh猫)瑷堛€傚畠鍏锋湁瀵几鍏ラ浕澹撹寖鍦�锛岄仼鐢ㄤ簬鍚勭ó姹借粖鍜屽伐妤�(y猫)鐓ф槑鎳�(y墨ng)鐢�銆傝┎鑺墖鍏�(n猫i)缃簡鍔熺巼MOSFET锛岃兘澶犳彁渚涢珮閬�1A鐨勯€ｇ簩(x霉)杓稿嚭闆绘祦锛屽苟鏀寔PWM瑾�(di脿o)鍏夊姛鑳�锛屽緸鑰屽鐝�(xi脿n)绮剧⒑鐨勪寒搴︽帶鍒躲€�
銆€銆€TPS92690閲囩敤鎭掑畾闋荤巼宄板€奸浕娴佹ā寮忔帶鍒舵灦妲�(g貌u)锛岀⒑淇濅簡鑹ソ鐨勭窔鎬у拰璨犺級瑾�(di脿o)绡€(ji茅)鎬ц兘銆傛澶�锛屽叾璞愬瘜鐨勪繚璀峰姛鑳藉寘鎷亷婧繚璀�銆佺煭璺繚璀峰拰闁嬭矾淇濊绛�锛屾彁楂樹簡绯荤当(t菕ng)鐨勫彲闈犳€у拰瀹夊叏鎬с€�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�4.5V~60V
銆€銆€杓稿嚭闆绘祦锛氭渶澶�1A
銆€銆€闁嬮棞(gu膩n)闋荤巼锛�200kHz~2.2MHz鍙(di脿o)
銆€銆€鏁堢巼锛氶珮閬�95%
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C~125掳C
銆€銆€灏佽褰㈠紡锛�8寮曡叧SOIC鎴�8寮曡叧WSON

鐗规€�

TPS92690鏄竴娆鹃珮鎬ц兘鐨凩ED椹�(q奴)鍕曡姱鐗�锛屽叿鏈変互涓嬬壒榛烇細
銆€銆€1. 瀵几鍏ラ浕澹撹寖鍦嶄娇鍏堕仼鐢ㄤ簬澶氱ó闆绘簮鐠�(hu谩n)澧�锛屼緥濡傛苯杌婇浕姹犲拰宸ユキ(y猫)闆绘簮銆�
銆€銆€2. 鍏�(n猫i)缃姛鐜嘙OSFET绨″寲浜嗛浕璺ō(sh猫)瑷�锛屾笡灏戜簡澶栭儴鍏冧欢鏁�(sh霉)閲忋€�
銆€銆€3. 鍙(di脿o)闁嬮棞(gu膩n)闋荤巼鍏佽ū鐢ㄦ埗鏍规摎(j霉)鍏烽珨鎳�(y墨ng)鐢ㄥ劒(y艒u)鍖朎MI鎬ц兘鍜屾晥鐜�銆�
銆€銆€4. PWM瑾�(di脿o)鍏夊姛鑳芥敮鎸侀珮閬�3kHz鐨勮(di脿o)鍏夐牷鐜囷紝婊胯冻鍚勭ó鍕曟厠(t脿i)鐓ф槑闇€姹�銆�
銆€銆€5. 璞愬瘜鐨勪繚璀锋鍒朵繚璀変簡鍦ㄧ暟甯告儏娉佷笅鐨勭郴绲�(t菕ng)瀹夊叏銆�
銆€銆€6. 灏忓瀷灏佽閬搁爡鏈夊姪浜庣瘈(ji茅)鐪丳CB绌洪枔锛岄仼鍚堢穵婀婂瀷瑷�(sh猫)瑷堛€�

鎳�(y墨ng)鐢�

TPS92690涓昏鎳�(y墨ng)鐢ㄤ簬闇€瑕侀珮鏁圠ED椹�(q奴)鍕曠殑鍫存櫙锛屽寘鎷絾涓嶉檺浜庯細
銆€銆€1. 姹借粖鍏�(n猫i)閮ㄧ収鏄庡拰澶栭儴鐓ф槑锛屽灏剧噲銆佸墡杌婄噲鍜屾棩闁撹杌婄噲銆�
銆€銆€2. 宸ユキ(y猫)瑷�(sh猫)鍌欎腑鐨勬寚绀虹噲鍜岃儗鍏夐’绀�銆�
銆€銆€3. 渚挎敎寮忚ō(sh猫)鍌欑殑楂樹寒搴ED椹�(q奴)鍕�锛屽鎵嬮浕绛掑拰鎳�(y墨ng)鎬ョ噲銆�
銆€銆€4. 鍟嗙敤鍜屽鐢↙ED鐕堝叿锛岀壒鍒ユ槸灏嶈(di脿o)鍏夊拰鏁堢巼瑕佹眰杓冮珮鐨勫牬鍚�銆�