TPS53622 鏅�(sh铆)闁擄細2025/5/6 13:21:30 闁辫畝锛�29

TPS53622鏄痉宸炲剙鍣紙TI锛夋帹鍑虹殑涓€娆鹃珮鏁�銆佸悓姝ラ檷澹撹綁(zhu菐n)鎻涘櫒銆傝┎鍣ㄤ欢閲囩敤灏忓瀷灏佽锛屽収(n猫i)缃姛鐜嘙OSFET锛屾敮鎸佸杓稿叆闆诲鑼冨湇锛岄仼鍚堝绋噳(y墨ng)鐢ㄥ牬(ch菐ng)鍚堛€俆PS53622鍏锋湁蹇€熺灛鎱�(t脿i)闊挎噳(y墨ng)鍜岄珮鏁堢巼鐨勭壒榛�(di菐n)锛岄仼鐢ㄤ簬渚挎敎寮忚ō(sh猫)鍌�銆侀€氫俊绯荤当(t菕ng)浠ュ強宸ユキ(y猫)鎳�(y墨ng)鐢ㄤ腑鐨勯浕婧愮鐞�銆�
銆€銆€TPS53622鐨勬帶鍒舵柟寮忕偤闆绘祦妯″紡PWM锛岃兘澶犳彁渚涚簿纰虹殑杓稿嚭瑾�(di脿o)绡€(ji茅)锛屽苟涓旀敮鎸佸閮ㄨ(b菙)鍎熶互鍎�(y艒u)鍖栫挵(hu谩n)璺┅(w臎n)瀹氭€�銆傚叾杓曡級鏁堢巼琛ㄧ従(xi脿n)鍎�(y艒u)鐣帮紝閫氶亷鑷嫊(d貌ng)鑴堟矕闋荤巼瑾�(di脿o)鍒讹紙PFM锛夋ā寮忛€�(j矛n)涓€姝ユ彁鍗囨暣楂旀€ц兘銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�4.5V~17V
銆€銆€杓稿嚭闆诲鑼冨湇锛�0.8V~6V
銆€銆€鏈€澶ц几鍑洪浕娴侊細2A
銆€銆€闁嬮棞(gu膩n)闋荤巼锛�500kHz/700kHz/1MHz鍙伕
銆€銆€灏佽褰㈠紡锛歈FN 16寮曡叧锛�3mm x 3mm锛�
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40鈩儈125鈩�
銆€銆€PSRR锛�100kHz锛夛細50dB
銆€銆€闈滄厠(t脿i)闆绘祦锛�28渭A

鐗规€�

TPS53622鏄竴娆鹃珮鎬ц兘鐨勫悓姝ラ檷澹撹綁(zhu菐n)鎻涘櫒锛屽叿鏈変互涓嬩富瑕佺壒鎬э細
銆€銆€1. 鍏�(n猫i)缃珮浣庡伌(c猫)鍔熺巼MOSFET锛屾笡灏戜簡澶栭儴鍏冧欢鏁�(sh霉)閲�锛岀啊(ji菐n)鍖栦簡瑷�(sh猫)瑷�(j矛)骞堕檷浣庝簡鏁撮珨瑙ｆ焙鏂规灏哄銆�
銆€銆€2. 鏀寔楂橀仈(d谩)2A鐨勯€ｇ簩(x霉)杓稿嚭闆绘祦锛屾豢瓒冲ぇ澶氭暩(sh霉)鐝�(xi脿n)浠ｉ浕瀛愯ō(sh猫)鍌欑殑闇€姹�銆�
銆€銆€3. 鎻愪緵500kHz銆�700kHz鎴�1MHz涓夌ó鍥哄畾闁嬮棞(gu膩n)闋荤巼閬搁爡(xi脿ng)锛屼究浜庡劒(y艒u)鍖栨晥鐜囧拰闆荤骞叉摼锛圗MI锛夋€ц兘銆�
銆€銆€4. 鍦ㄨ紩璨�(f霉)杓夋浠朵笅閫�(j矛n)鍏ヨ嚜鍕�(d貌ng)PFM妯″紡锛屽緸鑰屾渶澶ч檺搴﹀湴鎻愰珮鏁堢巼銆�
銆€銆€5. 闆嗘垚浜嗛亷娴佷繚璀�(h霉)銆佺煭璺繚璀�(h霉)鍜岀啽闂�(gu膩n)鏂峰姛鑳�锛岀⒑淇濈郴绲�(t菕ng)鐨勫畨鍏ㄩ亱(y霉n)琛�銆�
銆€銆€6. 鍏峰倷绮炬簴(zh菙n)鐨勪娇鑳藉紩鑵抽柧鍊硷紝鏀寔闈堟椿鐨勪笂闆绘帶鍒跺拰鏅�(sh铆)搴忕鐞�銆�
銆€銆€7. 鏀寔浣跨敤灏忓瀷闄剁摲杓稿嚭闆诲鍣ㄩ€�(j矛n)琛岀┅(w臎n)瀹氭搷浣�锛屾湁鍔╀簬娓涘皯PCB绌洪枔鍗犵敤銆�

鎳�(y墨ng)鐢�

TPS53622閬╃敤浜庨渶瑕侀珮鏁堢洿娴�-鐩存祦杞�(zhu菐n)鎻涚殑鎳�(y墨ng)鐢ㄩ牁(l菒ng)鍩�锛屽寘鎷細
銆€銆€1. 渚挎敎寮忔秷璨�(f猫i)椤為浕瀛愮敘(ch菐n)鍝�锛屼緥濡傛櫤鑳芥墜姗�(j墨)銆佸钩鏉块浕鑵﹀拰鍏朵粬闆绘睜渚涢浕瑷�(sh猫)鍌�銆�
銆€銆€2. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栧拰鎺у埗绯荤当(t菕ng)涓殑妯″鍖栭浕婧愯В姹烘柟妗�銆�
銆€銆€3. 缍�(w菐ng)绲�(lu貌)閫氫俊鍩虹(ch菙)瑷�(sh猫)鏂斤紝濡傝矾鐢卞櫒銆佷氦鎻涙(j墨)鍙婂熀绔�銆�
銆€銆€4. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑鐨勮紨鍔╅浕婧愰儴鍒�銆�
銆€銆€5. 閫氱敤宓屽叆寮忕郴绲�(t菕ng)涓殑涓枔绺界窔杞�(zhu菐n)鎻涘櫒鍚庣礆(j铆)闄嶅鎳�(y墨ng)鐢�銆�
銆€銆€6. 杌婅級淇℃伅濞涙▊绯荤当(t菕ng)涓殑浣庡姛鑰楀瓙绯荤当(t菕ng)渚涢浕鏂规銆�