鏅傞枔锛�2025/5/6 16:46:16
闁辫畝锛�23
TPS2420 鏄竴娆句締鑷痉宸炲剙鍣� (TI) 鐨勮矤杓夐枊闂滃櫒浠�锛屽皥鐐轰綆闈滄厠(t脿i)闆绘祦鍜屽皬灏哄鎳夌敤鑰岃ō瑷�銆傝┎鑺墖鑳藉鍦ㄤ究鏀滃紡瑷倷涓彁渚涢珮鏁堢殑闆绘簮绠＄悊瑙ｆ焙鏂规銆傞�氶亷鎺у埗澶栭儴 MOSFET锛屽畠鑳藉娓涘皯鍔熻�楀苟鍎�(y艒u)鍖栫郴绲�(t菕ng)鎬ц兘銆�
銆�銆�TPS2420 鍏锋湁蹇�熺殑灏庨�氬拰闂滄柗鏅傞枔锛屽苟涓斿収(n猫i)缃簡閬庢祦淇濊鍔熻兘锛屼互闃叉璨犺級鐭矾鎴栭亷澶ч浕娴侀�犳垚鐨勬悕瀹炽�傛澶栵紝鍏朵綆澹撻檷鐗规�т娇鍏堕潪甯搁仼鍚堥浕姹犱緵闆昏ō鍌�銆�
宸ヤ綔闆诲锛�1.8V 鑷� 5.5V
銆�銆�闈滄厠(t脿i)闆绘祦锛�30nA锛堝吀鍨嬪�硷級
銆�銆�鏈�澶ц几鍑洪浕娴侊細2A
銆�銆�灏庨�氶浕闃伙細70m惟锛堝吀鍨嬪�硷級
銆�銆�灏佽褰㈠紡锛歋OT-23
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆�銆�闂滄柗鏅傞枔锛�1渭s锛堝吀鍨嬪�硷級
銆�銆�灏庨�氭檪闁擄細600ns锛堝吀鍨嬪�硷級
TPS2420 鎻愪緵浜嗗绋劒(y艒u)瓒婄殑鍔熻兘鐗规�э細
銆�銆�1. 妤典綆鐨勯潨鎱�(t脿i)闆绘祦锛屽彲鏈夋晥寤堕暦闆绘睜澹藉懡銆�
銆�銆�2. 鍏�(n猫i)缃亷娴佷繚璀峰姛鑳�锛屽寮风郴绲�(t菕ng)鐨勫彲闈犳�с��
銆�銆�3. 蹇�熺殑闁嬮棞閫熷害锛屾笡灏戜簡鐬厠(t脿i)闊挎噳鏅傞枔銆�
銆�銆�4. 鏀寔杓冨鐨勫伐浣滈浕澹撹寖鍦�锛岄仼鐢ㄤ簬鍚勭ó涓嶅悓鐨勯浕婧愮挵(hu谩n)澧冦��
銆�銆�5. 灏忓瀷 SOT-23 灏佽锛岀瘈(ji茅)鐪侀浕璺澘绌洪枔銆�
銆�銆�6. 绨″柈鐨勫鍦嶉浕璺ō瑷�锛屾槗浜庡鐝�(xi脿n)銆�
TPS2420 寤ｆ硾鎳夌敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 鎵嬫銆佸钩鏉块浕鑵﹀拰鍏朵粬渚挎敎寮忛浕瀛愯ō鍌欎腑鐨勯浕婧愮鐞嗐��
銆�銆�2. USB 闆嗙窔鍣�銆佸瓨鍎插崱璁�鍗″櫒绛夊瑷殑闆绘簮鎺у埗銆�
銆�銆�3. 闆绘睜渚涢浕鐨勬秷璨婚闆诲瓙鐢�(ch菐n)鍝�锛屽钘嶇墮鑰虫銆佹櫤鑳芥墜琛ㄧ瓑銆�
銆�銆�4. 宸ユキ(y猫)鎺у埗绯荤当(t菕ng)涓殑淇¤櫉闅旈洟鑸囬浕婧愬垏鎻�銆�
銆�銆�5. 浠讳綍闇�瑕侀珮鏁堥浕婧愮鐞嗙殑灏忓瀷鍖栬ō瑷堝牬鏅�銆�
TPS22917, TPS22918, TPS2421
