鏅傞枔锛�2025/4/30 10:01:52
闁辫畝锛�38
TPS54228DR 鏄竴娆剧敱寰峰窞鍎�鍣� (TI) 鎺ㄥ嚭鐨勫悓姝ラ檷澹撹綁鎻涘櫒銆傝┎鍣ㄤ欢鍏锋湁楂樻晥鐜�銆侀珮闆嗘垚搴﹀拰灏忓昂瀵哥殑鐗归粸锛岄仼鐢ㄤ簬鍚勭ó渚挎敎寮忚ō鍌�銆侀�氫俊绯荤当(t菕ng)浠ュ強宸ユキ(y猫)鎳夌敤銆俆PS54228DR 鏀寔瀵几鍏ラ浕澹撹寖鍦�锛屾彁渚涚簿纰虹殑杓稿嚭闆诲瑾�(di脿o)绡�(ji茅)锛屽苟涓旈泦鎴愪簡楂樼鍜屼綆绔姛鐜嘙OSFET浠ョ啊鍖栬ō瑷�銆傚叾鍥哄畾闋荤巼闆绘祦妯″紡鎺у埗鎻愪緵浜嗗揩閫熺灛鎱�(t脿i)闊挎噳鍜岀啊渚跨殑瑁滃劅瑷疆銆�
銆�銆�姝ゅ锛岃┎鑺墖閭勫叿鍌欏绋繚璀峰姛鑳斤紝濡傞亷娴佷繚璀�銆佺煭璺繚璀峰拰鐔遍棞鏂风瓑锛岀⒑淇濆湪鐣板父鎯呮硜涓嬬殑瀹夊叏閬嬭銆�
杓稿叆闆诲鑼冨湇锛�3V 鑷� 17V
銆�銆�杓稿嚭闆诲鑼冨湇锛�0.9V 鑷� 15V
銆�銆�闁嬮棞闋荤巼锛�500kHz
銆�銆�鏈�澶ц几鍑洪浕娴侊細2A
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�灏佽椤炲瀷锛欻VSSOP-16
TPS54228DR 鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 瀵几鍏ラ浕澹撹寖鍦嶏紙3V 鍒� 17V锛�锛岄仼鍚堝绋浕婧愭噳鐢ㄥ牬鏅�銆�
銆�銆�2. 鍏�(n猫i)缃珮鏁堝姛鐜嘙OSFET锛岄檷浣庡閮ㄥ厓浠舵暩(sh霉)閲忓苟鎻愰珮鏁撮珨鏁堢巼銆�
銆�銆�3. 鍙(di脿o)杓稿嚭闆诲鑼冨湇寰�0.9V鍒�15V锛屾豢瓒充笉鍚岀殑璨犺級闇�姹�銆�
銆�銆�4. 闆嗘垚鐨勮鍎熺恫(w菐ng)绲＄啊鍖栦簡瑷▓閬庣▼銆�
銆�銆�5. 鍏锋湁杌熷暉鍕曞姛鑳斤紝闃叉涓婇浕鏅傜殑闆绘祦娌栨搳銆�
銆�銆�6. 鎻愪緵鍏ㄩ潰鐨勪繚璀峰姛鑳�锛屽寘鎷亷娴佷繚璀�銆佺煭璺繚璀峰拰鐔遍棞鏂�锛屽寮蜂簡绯荤当(t菕ng)鐨勫彲闈犳�с��
銆�銆�7. 鍥哄畾闋荤巼PWM鎺у埗鏂瑰紡锛屾湁鍔╀簬娓涘皯杓稿嚭绱嬫尝骞舵敼鍠凟MI鎬ц兘銆�
TPS54228DR 寤ｆ硾鎳夌敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 渚挎敎寮忛浕瀛愯ō鍌�锛屼緥濡傛櫤鑳芥墜姗熷拰骞虫澘闆昏叇銆�
銆�銆�2. 閫氫俊鍩虹瑷柦锛屽鍩虹珯鍜岃矾鐢卞櫒銆�
銆�銆�3. 宸ユキ(y猫)鑷嫊鍖栬ō鍌�锛屽寘鎷琍LC鎺у埗鍣ㄥ拰鍌虫劅鍣ㄦ帴鍙ｃ��
銆�銆�4. 閱�(y墨)鐧傝ō鍌�锛屼緥濡傝秴鑱叉尝鍎�鍣ㄥ拰鐥呬汉鐩�(ji膩n)璀风郴绲�(t菕ng)銆�
銆�銆�5. 娑堣不椤為浕瀛愮敘(ch菐n)鍝�锛屾瘮濡傞浕瑕栧拰姗熼爞鐩�銆�
銆�銆�瑭茶姱鐗囨啈鍊熷叾楂樻晥鐨勫姛鐜囪綁鎻涜兘鍔涘拰绶婃箠鐨勮ō瑷堬紝鎴愮偤闇�瑕佺┅(w臎n)瀹氱洿娴侀浕婧愮殑鍚勭ó鎳夌敤鐨勭悊鎯抽伕鎿�銆�
TPS54208, TPS54231
