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鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫寸恫(w菐ng) 鐧婚寗 | 鍏嶈不娉ㄥ唺

鎮ㄦ墍鍦ㄧ殑浣嶇疆锛�闆诲瓙鍏冨櫒浠堕噰璩肩恫(w菐ng) > IC鐧剧 > TPS61090

TPS61090 鐧�(f膩)甯冩檪闁� 鏅傞枔锛�2025/5/13 12:23:29 鏌ョ湅 闁辫畝锛�22

TPS61090 鏄竴娆鹃珮鏁�銆佸悓姝ュ崌澹撹綁(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�銆傝┎鍣ㄤ欢鑳藉鎻愪緵楂橀仈1A鐨勯�ｇ簩(x霉)杓稿嚭闆绘祦锛屽苟鏀寔楂橀仈35V鐨勮几鍑洪浕澹撱�俆PS61090閲囩敤灏忓昂瀵稿皝瑁濆拰杓冨皯鐨勫閮ㄥ厓浠惰ō(sh猫)瑷�锛岄潪甯搁仼鍚堜究鏀滃紡瑷�(sh猫)鍌欏拰鍏朵粬绌洪枔鍙楅檺鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆�
銆�銆�TPS61090閫氶亷PWM瑾�(di脿o)鍏夊紩鑵冲鐝�(xi脿n)绮剧⒑鐨勪寒搴︽帶鍒讹紝瑾�(di脿o)鍏夋瘮鍙珮閬�3000:1銆傛澶�锛岃┎鑺墖閭勫叿鏈夌煭璺繚璀�銆侀亷婧繚璀峰拰鍙(di脿o)绡�(ji茅)鐨勯枊闂�(gu膩n)闋荤巼绛夊姛鑳�锛屼互纰轰繚绯荤当(t菕ng)鐨勭┅(w臎n)瀹氭�у拰鍙潬鎬�銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�2.7V 鑷� 5.5V
銆�銆�杓稿嚭闆诲鑼冨湇锛氭渶楂樺彲閬�35V
銆�銆�鏈�澶ц几鍑洪浕娴侊細1A
銆�銆�宸ヤ綔闋荤巼锛氬彲瑾�(di脿o)锛堝吀鍨嬪�肩偤1MHz锛�
銆�銆�鏁堢巼锛氶珮閬�94%
銆�銆�瑾�(di脿o)鍏夋柟寮忥細PWM瑾�(di脿o)鍏�
銆�銆�瑾�(di脿o)鍏夋瘮锛�3000:1
銆�銆�灏佽椤炲瀷锛歈FN-10 (2mm x 2mm)
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C

鐗规��

TPS61090鍏峰倷澶氱ó鍎�(y艒u)鍕㈢壒鎬э細
銆�銆�1. 楂樻晥鐨勫悓姝ユ暣娴佹妧琛�(sh霉)锛岃兘澶犲湪瀵矤杓夎寖鍦嶅収(n猫i)淇濇寔杓冮珮鐨勮綁(zhu菐n)鎻涙晥鐜囥��
銆�銆�2. 鍏�(n猫i)缃姛鐜嘙OSFET锛屾笡灏戜簡灏嶅閮ㄥ厓浠剁殑闇�姹傦紝绨″寲浜嗚ō(sh猫)瑷堝苟绡�(ji茅)鐪佷簡闆昏矾鏉跨┖闁�銆�
銆�銆�3. 鎻愪緵绮炬簴(zh菙n)鐨凱WM瑾�(di脿o)鍏夊姛鑳斤紝閬╃敤浜庨渶瑕佺簿绱颁寒搴﹁(di脿o)绡�(ji茅)鐨勯’绀鸿儗鍏夋垨鐓ф槑鎳�(y墨ng)鐢�銆�
銆�銆�4. 鍏峰倷鐭矾淇濊鍜岀啽闂�(gu膩n)鏂峰姛鑳�锛屽寮蜂簡绯荤当(t菕ng)鍦ㄧ暟甯告儏娉佷笅鐨勫畨鍏ㄦ�с��
銆�銆�5. 鍙法绋嬮枊闂�(gu膩n)闋荤巼锛屽厑瑷辫ō(sh猫)瑷堝斧鍎�(y艒u)鍖栨晥鐜囧拰EMI鎬ц兘銆�
銆�銆�6. 鏀寔浣庡姛鑰楀緟姗熸ā寮�锛岄�蹭竴姝ュ欢闀烽浕姹犱緵闆昏ō(sh猫)鍌欑殑绾�(x霉)鑸檪闁�銆�

鎳�(y墨ng)鐢�

TPS61090涓昏鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆�銆�1. 鏅鸿兘鎵嬫鍜屽钩鏉块浕鑵︿腑鐨勯’绀哄睆鑳屽厜椹�(q奴)鍕�銆�
銆�銆�2. LED闁冨厜鐕堝拰瑁滃厜鐕堥浕婧愯В姹烘柟妗�銆�
銆�銆�3. 渚挎敎寮忛浕瀛愯ō(sh猫)鍌欎腑鐨勭櫧鍏塋ED椹�(q奴)鍕�銆�
銆�銆�4. 姹借粖闆诲瓙涓殑鍎�琛ㄧ洡鑳屽厜鍜屼俊铏熸寚绀虹噲銆�
銆�銆�5. 宸ユキ(y猫)鑷嫊鍖栦腑鐨勫皬鍨婰ED鐓ф槑妯″銆�
銆�銆�6. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑鐨勯’绀哄睆鍜屾寚绀虹噲闆绘簮銆�

鏇夸唬鍨嬭櫉

TPS61089, TPS61091, TPS61092

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