TPS728 鏅�(sh铆)闁擄細2025/5/19 10:47:27 闁辫畝锛�20

TPS728绯诲垪鏄痉宸炲剙鍣紙TI锛夋帹鍑虹殑涓€娆句綆澹撳樊绶氭€х┅(w臎n)澹撳櫒锛圠DO锛�锛屽叿鏈夎秴浣庨潨鎱�(t脿i)闆绘祦鍜岄珮闆绘簮鎶戝埗姣旓紙PSRR锛夌壒鎬с€傝┎绯诲垪鍣ㄤ欢閬╃敤浜庨浕姹犱緵闆昏ō(sh猫)鍌欏拰鍏朵粬灏�(du矛)鍔熻€楁晱鎰熺殑鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅�锛岃兘澶犳彁渚涚┅(w臎n)瀹氫笖绮剧⒑鐨勮几鍑洪浕澹撱€俆PS728鏀寔1.8V鑷�5.5V鐨勮几鍏ラ浕澹撹寖鍦�锛屽苟鑳芥彁渚涢珮閬�(d谩)300mA鐨勮几鍑洪浕娴併€�
銆€銆€TPS728绯诲垪鍖呮嫭澶氱ó鍥哄畾杓稿嚭闆诲鐗堟湰锛岃钃�1.2V鍒�3.3V锛岀敤鎴朵篃鍙互閬告搰鍏堕噰鐢ㄥ皬鍨嬪皝瑁濓紝濡係OT-23鍜孹2SON绛�锛岄潪甯搁仼鍚堢┖闁撳彈闄愮殑瑷�(sh猫)瑷�(j矛)銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�1.8V - 5.5V
銆€銆€杓稿嚭闆绘祦锛�300mA
銆€銆€闈滄厠(t脿i)闆绘祦锛�1uA锛堝吀鍨嬪€硷級
銆€銆€ dropout闆诲锛�180mV锛堝湪300mA璨�(f霉)杓変笅锛�
銆€銆€闆绘簮鎶戝埗姣旓紙PSRR锛夛細65dB锛�1kHz锛�
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆€銆€灏佽褰㈠紡锛歋OT-23銆乆2SON

鐗规€�

TPS728绯诲垪鍏锋湁浠ヤ笅闂�(gu膩n)閸电壒鎬э細
銆€銆€1. 瓒呬綆闈滄厠(t脿i)闆绘祦瑷�(sh猫)瑷�(j矛)浣垮叾闈炲父閬╁悎闆绘睜渚涢浕瑷�(sh猫)鍌欙紝鍙互椤憲寤堕暦(zh菐ng)闆绘睜浣跨敤澹藉懡銆�
銆€銆€2. 楂橀浕婧愭姂鍒舵瘮纰轰繚浜嗚壇濂界殑鍣伈鎬ц兘锛岀壒鍒ラ仼鍚堢偤灏勯牷锛圧F锛夐浕璺拰鍏朵粬鍣伈鏁忔劅闆昏矾渚涢浕銆�
銆€銆€3. 鍏�(n猫i)缃繚璀�(h霉)鍔熻兘锛屽寘鎷亷娴佷繚璀�(h霉)銆侀亷婧棞(gu膩n)鏂风瓑锛屾彁鍗囦簡绯荤当(t菕ng)鍙潬鎬�銆�
銆€銆€4. 蹇€熺灛鎱�(t脿i)闊挎噳(y墨ng)鑳藉姏浣垮緱TPS728鑳藉鍦ㄨ矤(f霉)杓夎畩鍖栨檪(sh铆)淇濇寔杓稿嚭闆诲鐨勭┅(w臎n)瀹氭€�銆�
銆€銆€5. 灏忓瀷鍖栧皝瑁濋伕闋�(xi脿ng)锛屾笡灏戜簡PCB闈㈢⿳鍗犵敤锛岄仼鍚堜究鏀滃紡鍜岀穵婀婂瀷瑷�(sh猫)瑷�(j矛)銆�

鎳�(y墨ng)鐢�

TPS728寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 渚挎敎寮忛浕瀛愯ō(sh猫)鍌�锛屼緥濡傛櫤鑳芥墜姗�(j墨)銆佸钩鏉块浕鑵�銆佺劇绶氳€虫(j墨)绛�銆�
銆€銆€2. 鍙┛鎴磋ō(sh猫)鍌欙紝濡傛櫤鑳芥墜琛ㄥ拰鍋ュ悍鐩�(ji膩n)娓�(c猫)鍣�銆�
銆€銆€3. 鐗╄伅(li谩n)缍�(w菐ng)锛圛oT锛夎ō(sh猫)鍌�锛屽寘鎷偝鎰熷櫒绡€(ji茅)榛�(di菐n)鍜岀劇绶氶€氫俊妯″銆�
銆€銆€4. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栬ō(sh猫)鍌欎腑鐨勪綆鍔熻€楀瓙绯荤当(t菕ng)銆�
銆€銆€5. 閱�(y墨)鐧傝ō(sh猫)鍌欙紝濡傝绯栧剙鍜屼究鏀滃紡閱�(y墨)鐧傜洠(ji膩n)璀�(h霉)鍎€銆�
銆€銆€6. 灏勯牷锛圧F锛夐浕璺緵闆�锛岀⒑淇濅綆鍣伈鍜岄珮绌�(w臎n)瀹氭€�銆�