鏅傞枔锛�2025/5/9 10:23:33
闁辫畝锛�30
TPS84259 鏄竴娆鹃珮鏁�銆佷綆鍔熻�楃殑鍚屾闄嶅鐩存祦-鐩存祦杞�(zhu菐n)鎻涘櫒锛岄噰鐢ㄥ皬灏哄灏佽瑷▓锛岄仼鍚堢┖闁撳彈闄愮殑鎳夌敤鍫存櫙銆傝┎鍣ㄤ欢鍏�(n猫i)缃簡鍔熺巼MOSFET锛屽苟鎻愪緵楂橀仈3A鐨勬寔绾�(x霉)杓稿嚭闆绘祦銆傚叾杓稿叆闆诲鑼冨湇鐐�2.8V鑷�5.5V锛岄潪甯搁仼鍚堢敱鍠瘈(ji茅)閶伴浕姹犳垨浣庡闆绘簮渚涢浕鐨勪究鏀滃紡瑷倷銆傛澶�锛孴PS84259閭勯泦鎴愪簡澶氱ó淇濊鍔熻兘锛屽閬庢祦淇濊銆佺煭璺繚璀峰拰閬庢韩闂滄柗绛�锛屼互纰轰繚绯荤当(t菕ng)鍦ㄧ暟甯告儏娉佷笅鐨勫畨鍏ㄩ亱琛�銆�
銆�銆�瑭茶姱鐗囬噰鐢ㄧ崹鐗圭殑鍥哄畾闋荤巼闆绘祦妯″紡鎺у埗鏋舵锛屽彲浠ュ鐝�(xi脿n)蹇�熺灛鎱�(t脿i)闊挎噳锛屽苟绨″寲鐠�(hu谩n)璺鍎熻ō瑷堛�傛澶�锛孴PS84259鏀寔鍙法绋嬭粺鍟熷嫊鍔熻兘锛屾湁鏁堥檷浣庢氮娑岄浕娴佸皪绯荤当(t菕ng)鐨勬矕鎿�銆�
杓稿叆闆诲鑼冨湇锛�2.8V 鑷� 5.5V
銆�銆�杓稿嚭闆诲鑼冨湇锛�0.8V 鑷� 3.6V
銆�銆�鏈�澶ц几鍑洪浕娴侊細3A
銆�銆�闁嬮棞闋荤巼锛�2.1MHz
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�灏佽褰㈠紡锛歐SON-10 (1.5mm 脳 2mm)
銆�銆�鏁堢巼锛氶珮閬�95%
銆�銆�寰呮闆绘祦锛�1渭A锛堝吀鍨嬪�硷級
TPS84259鍏峰倷浠ヤ笅涓昏鐗规�э細
銆�銆�- 鍏�(n猫i)缃姛鐜嘙OSFET锛岀劇闇�澶栫疆椹�(q奴)鍕曞厓浠�锛岀瘈(ji茅)鐪丳CB闈㈢⿳銆�
銆�銆�- 楂樻晥鐨勫悓姝ユ暣娴佹妧琛�锛岃兘澶犻’钁楁彁楂樿紩杓夊拰閲嶈級姊濅欢涓嬬殑杞�(zhu菐n)鎻涙晥鐜�銆�
銆�銆�- 鏀寔瀵几鍏ラ浕澹撹寖鍦�锛岄仼鐢ㄤ簬鍚勭ó闆绘睜渚涢浕鎳夌敤銆�
銆�銆�- 闆嗘垚鐨勪繚璀峰姛鑳藉寮蜂簡绯荤当(t菕ng)鐨勫彲闈犳�у拰瀹夊叏鎬�銆�
銆�銆�- 鎻愪緵鍙(di脿o)杌熷暉鍕曟檪闁�锛屾笡灏戝暉鍕曟湡闁撶殑杓稿叆闆绘祦灏栧嘲銆�
銆�銆�- 鍥哄畾闋荤巼PWM鎺у埗鏂瑰紡淇濊瓑浜嗙┅(w臎n)瀹氱殑杓稿嚭鎬ц兘銆�
銆�銆�- 灏忓瀷灏佽浣垮叾鎴愮偤绶婃箠鍨嬭ō瑷堢殑鐞嗘兂閬告搰銆�
TPS84259寤ｆ硾鎳夌敤浜庨渶瑕侀珮鏁堢巼鍜屽皬楂旂⿳瑙ｆ焙鏂规鐨勫悇绋牬鍚�锛屽寘鎷細
銆�銆�- 渚挎敎寮忛浕瀛愯ō鍌�锛屼緥濡傛櫤鑳芥墜姗熴�佸钩鏉块浕鑵﹀拰绛嗚鏈浕鑵︺��
銆�銆�- 鍙┛鎴磋ō鍌�锛屽鏅鸿兘鎵嬭〃鍜屽仴韬拷韫ゅ櫒銆�
銆�銆�- 鐒＄窔閫氫俊妯″鍙婄墿鑱�(li谩n)缍�(w菐ng)锛圛oT锛夌祩绔ō鍌�銆�
銆�銆�- 宸ユキ(y猫)鍎�鍣ㄥ剙琛ㄥ拰閱�(y墨)鐧傝ō鍌欎腑鐨勪綆鍔熻�楅浕璺�銆�
銆�銆�- 浠讳綍闇�瑕佸緸閶伴浕姹犳垨鍏朵粬浣庡婧愮嵅鍙栫┅(w臎n)瀹氶浕婧愮殑绯荤当(t菕ng)銆�
TPS84250, TPS84251
