鏅傞枔锛�2025/5/6 11:45:16
闁辫畝锛�25
TPS40170 鏄竴娆鹃珮鎬ц兘鍚屾闄嶅鎺у埗鍣�锛岄仼鐢ㄤ簬楂樺姛鐜囧瘑搴﹀拰楂樻晥鑳界殑鎳夌敤鍫存櫙銆傝┎鍣ㄤ欢閲囩敤闆绘祦妯″紡鎺у埗鏋舵(g貌u)锛屾敮鎸佸閮∕OSFET閰嶇疆锛屽緸鑰屽鐝�(xi脿n)楂樺害闈堟椿鐨勯浕婧愯ō瑷�銆俆PS40170 鍙互鍦ㄥ杓稿叆闆诲鑼冨湇鍏�(n猫i)宸ヤ綔锛屽苟涓斿叿鍌欏揩閫熺灛鎱�(t脿i)闊挎噳鍜岀簿婧栫殑杓稿嚭瑾�(di脿o)绡�(ji茅)鍔熻兘銆�
銆�銆�鍏朵富瑕佺壒榛炴槸闆嗘垚浜嗘煹妤甸﹨(q奴)鍕曞櫒锛屽彲浠ラ﹨(q奴)鍕曞ぇ闆绘祦鐨勫閮∕OSFET锛屽悓鏅傛彁渚涘叏闈㈢殑淇濊鍔熻兘锛屽寘鎷亷娴佷繚璀�銆佹瑺澹撻帠瀹氾紙UVLO锛夊拰鐔遍棞(gu膩n)鏂风瓑銆傞�欎簺鐗规�т娇鍏堕潪甯搁仼鍚堝伐妤�(y猫)闆绘簮銆侀�氫俊瑷倷浠ュ強闇�瑕侀珮鏁堢巼杞�(zhu菐n)鎻涚殑寰╅洔绯荤当(t菕ng)銆�
杓稿叆闆诲鑼冨湇锛�6V 鑷� 60V
銆�銆�闁嬮棞(gu膩n)闋荤巼锛�100kHz 鑷� 750kHz
銆�銆�鏈�澶у崰绌烘瘮锛�97%
銆�銆�鎺у埗妯″紡锛氶浕娴佹ā寮�
銆�銆�鍟熷嫊闆绘祦锛氣墹20渭A
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�灏佽椤炲瀷锛歍SSOP-20
TPS40170 鍏锋湁浠ヤ笅椤憲鐗规�э細
銆�銆�1. 鏀寔楂橀仈60V鐨勫杓稿叆闆诲鑼冨湇锛岄仼鐢ㄤ簬澶氱ó鎳夌敤鍫存櫙銆�
銆�銆�2. 楂樻晥鐨勯浕娴佹ā寮忔帶鍒舵灦妲�(g貌u)锛岃兘澶犳彁渚涙洿蹇殑鐬厠(t脿i)闊挎噳骞剁啊鍖栫挵(hu谩n)璺鍎熴��
銆�銆�3. 鍏�(n猫i)缃煹妤甸﹨(q奴)鍕曞櫒锛屾敮鎸佷綆RDS(on)鐨勫閮∕OSFET锛屾彁楂樻暣楂旀晥鐜�銆�
銆�銆�4. 鍙法绋嬬殑闁嬮棞(gu膩n)闋荤巼鑼冨湇寰�100kHz鍒�750kHz锛屼究浜庡劒(y艒u)鍖栨�ц兘鑸囧厓浠跺昂瀵镐箣闁撶殑骞宠 銆�
銆�銆�5. 鎻愪緵鍏ㄩ潰鐨勪繚璀峰姛鑳�锛屽閫愬懆鏈熼檺娴佷繚璀�銆佺煭璺繚璀峰拰閬庢韩淇濊锛岀⒑淇濈郴绲�(t菕ng)鐨勫彲闈犳�с��
銆�銆�6. 瓒呬綆鍟熷嫊闆绘祦锛堚墹20渭A锛�锛屾湁鍔╀簬闄嶄綆寰呮鍔熻��銆�
銆�銆�7. 鏀寔鐣版鎴栧悓姝ユ暣娴佹搷浣�锛岀偤瑷▓鎻愪緵浜嗘洿澶х殑闈堟椿鎬�銆�
TPS40170 寤ｆ硾鎳夌敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 宸ユキ(y猫)闆绘簮绯荤当(t菕ng)锛屽PLC銆侀浕姗熼﹨(q奴)鍕曞拰鑷嫊鍖栬ō鍌�銆�
銆�銆�2. 閫氫俊鍩虹瑷柦涓殑闆绘簮妯″锛屼緥濡傚熀绔欓浕婧愬拰缍�(w菐ng)绲¤矾鐢卞櫒銆�
銆�銆�3. 楂樼娑堣不椤為浕瀛愮敘(ch菐n)鍝侊紝渚嬪绛嗚鏈仼閰嶅櫒鍜岄’绀哄櫒闆绘簮銆�
銆�銆�4. 閱�(y墨)鐧傝ō鍌欎腑鐨勯浕婧愮鐞嗗柈鍏�銆�
銆�銆�5. 姹借粖闆诲瓙绯荤当(t菕ng)锛堥潪杌婅級閮ㄥ垎锛夊拰鍏朵粬闇�瑕侀珮澹撹几鍏ョ殑鎳夌敤鍫存櫙銆�
TPS40171, LM5117, MP2584
