TPA3251D2DDVR 鏅傞枔锛�2025/5/12 19:51:00 闁辫畝锛�22

TPA3251D2DDVR 鏄竴娆剧敱寰峰窞鍎€鍣� (TI) 鎺ㄥ嚭鐨勯珮鏁� Class-D 闊抽牷鍔熺巼鏀惧ぇ鍣�锛岄噰鐢� DDR 鏋舵(g貌u)浠ユ笡灏戝閮ㄧ祫浠剁殑闇€姹�銆傝┎鍣ㄤ欢鏀寔楂橀仈(d谩) 80W 鐨勮几鍑哄姛鐜�锛岄仼鐢ㄤ簬瀹跺涵褰遍櫌绯荤当(t菕ng)銆佹褰㈤煶绠变互鍙婂叾瀹冮珮淇濈湡闊抽牷鎳�(y墨ng)鐢�銆�
銆€銆€閫欐鑺墖闆嗘垚浜嗗厛閫�(j矛n)鐨� EMC 鎺у埗鎶€琛�(sh霉)鍜屼綆闆荤骞叉摼瑷�(sh猫)瑷堬紝纰轰繚鍦ㄤ笉鐘х壊闊宠唱(zh矛)鐨勬儏娉佷笅瀵︾従(xi脿n)鏇撮珮鐨勬€ц兘鍜岀┅(w臎n)瀹氭€�銆傚悓鏅�锛屽畠閭勫叿鍌欓亷鐔变繚璀�(h霉)銆佺煭璺繚璀�(h霉)鍜岀洿娴佹娓瓑鍔熻兘锛岄€�(j矛n)涓€姝ユ彁楂樹簡绯荤当(t菕ng)鐨勫彲闈犳€у拰瀹夊叏鎬�銆�

鍙冩暩(sh霉)

椤炲瀷锛欳lass-D 闊抽牷鍔熺巼鏀惧ぇ鍣�
銆€銆€杓稿嚭鍔熺巼锛�80W锛園4惟璨�(f霉)杓�锛孴HD+N=1%锛�
銆€銆€闆绘簮闆诲鑼冨湇锛�15V 鑷� 36V
銆€銆€鏁堢巼锛氶珮閬�(d谩) 90%
銆€銆€淇″櫔姣旓細>105dB
銆€銆€绺借娉㈠け鐪熷姞鍣伈锛�0.005%锛園1kHz锛孭O=25W锛孯L=8惟锛�
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆€銆€灏佽褰㈠紡锛欴DVR (10mm x 10mm锛�64 寮曡叧)

鐗规€�

TPA3251D2DDVR 鍏锋湁浠ヤ笅涓昏鐗规€э細
銆€銆€1. 鏀寔闆欓浕骞宠剤娌栧搴﹁(di脿o)鍒� (PWM)锛屽緸鑰岄檷浣庡皪澶栭儴婵炬尝鍣ㄧ殑闇€姹傚苟鍎�(y艒u)鍖� PCB 甯冨眬銆�
銆€銆€2. 鎻愪緵鍗撹秺鐨� EMI 鎬ц兘锛岀啊鍖栦簡灏勯牷鍏煎鎬цō(sh猫)瑷�銆�
銆€銆€3. 鍏�(n猫i)缃啽闂�(gu膩n)鏂锋(j墨)鍒讹紝鍙槻姝㈠洜鏁ｇ啽涓嶈冻鑰屽皫(d菐o)鑷寸殑鎼嶅銆�
銆€銆€4. 绮剧⒑鐨勯檺骞呭櫒鍔熻兘锛岄伩鍏嶉煶闋讳俊铏熷嚭鐝�(xi脿n)鍓婃尝澶辩湡銆�
銆€銆€5. 鏀寔澶氱ó杓稿叆妯″紡锛屽寘鎷樊鍒嗚几鍏ュ拰鍠杓稿叆锛屽寮�(qi谩ng)浜嗛潏娲绘€с€�
銆€銆€6. 楂橀泦鎴愬害娓涘皯浜� BOM 鎴愭湰鍜� PCB 鍗犵敤闈㈢⿳銆�
銆€銆€7. 绗﹀悎 RoHS 妯�(bi膩o)婧�(zh菙n)锛屾豢瓒崇挵(hu谩n)淇濊姹傘€�

鎳�(y墨ng)鐢�

TPA3251D2DDVR 涓昏鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€- 瀹跺涵褰遍櫌绯荤当(t菕ng)涓殑涓绘彋(y谩ng)鑱插櫒椹�(q奴)鍕�
銆€銆€- 姊濆舰闊崇鍙婄穵婀婂瀷闊抽熆瑷�(sh猫)鍌�
銆€銆€- 楂樼绔嬮珨鑱查煶闊�
銆€銆€- 澶氬獟楂旀挱鏀惧櫒鍜屼究鏀滃紡闊抽牷瑷�(sh猫)鍌�
銆€銆€- 宸ユキ(y猫)闊抽熆瑙ｆ焙鏂规濡傛渻璀扮郴绲�(t菕ng)
銆€銆€鍏堕珮鏁堢巼鍜屽挤(qi谩ng)澶х殑杓稿嚭鑳藉姏浣垮叾闈炲父閬╁悎闇€瑕侀珮鍝佽唱(zh矛)闊虫晥鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆�