TDA7850A的各脚参数都有哪些？ TDA7850A的各脚参数！!!!
TDA7850A\u7684\u5404\u811a\u53c2\u6570\uff01!!!12 \uff0c13\uff0c15\uff0c16\u811a\u4fe1\u53f7\u8f93\u5165\u3002
4 \uff0c6\uff1b 8\uff0c10.\uff1b 18\uff0c20. \uff1b22\uff0c24\u811a\u8f93\u51fa\u3002
7\uff0c21\u811aVcc\u300223\u811aMUTE.5\u811aST--BY.1\uff0c3\uff0c9\uff0c19\uff0c25\uff0c27\u63a5\u5730\u3002
\u5982\u679c\u4f60\u7528\u5355\u7535\u6e90\u4f9b\u7535\u65f6\u8f93\u51fa\u7aef\u5f53\u7136\u6709\u7535\u538b\u4e86,\u8fd9\u4e2a\u7535\u538b\u662f\u4e0e1\u811a\u540c\u7535\u4f4d\u7684,\u5982\u679c\u7528+-\u53cc\u7535\u6e90\u4f9b\u7535,\u5e76\u4e141\u811a\u901a\u8fc7\u4e00\u4e2a\u7535\u963b\u63a5\u5730\u7684,4\u811a\u5c31\u662f0\u7535\u4f4d\u4e86\u3002\u53e6\u5916,\u4e0a\u8ff0\u4e24\u79cd\u60c5\u51b5\u4e0b\u76841\u811a\u7684\u8f93\u5165\u9694\u76f4\u7535\u5bb9\uff0c\u6216\u5355\u7535\u6e90\u65f62\u811a\uff0c\u53cd\u9988\u7535\u5bb9\u6f0f\u7535\u4e5f\u90fd\u4f1a\u4f7f4\u811a\u7535\u538b\u6f02\u79fb\u3002
TDA7850\u662f\u4e00\u4e2a\u7a81\u7834MOSFET\u6280\u672fAB\u7c7b\u97f3\u9891\u529f\u7387\u653e\u5927\u5668Flexiwatt27\u5305\u88c5\u8bbe\u8ba1\u7684\u9ad8\u529f\u7387\u8f66\u6536\u97f3\u673a\u3002
\u5b8c\u5168\u4e92\u8865\u7684P\uff0dChannel\uff0fN\uff0d\u58f0\u9053\u8f93\u51fa\u7ed3\u6784\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8f68\u5230\u8f68\u8f93\u51fa\u7535\u538b\u6446\u5e45\uff0c\u9ad8\u8f93\u51fa\u7535\u6d41\u548c\u6700\u5c0f\u5316\u7684\u9971\u548c\u5ea6\u635f\u5931\u5728\u6c7d\u8f66\u97f3\u54cd\u9886\u57df\u6811\u7acb\u4e86\u65b0\u7684\u52a8\u529b\u5f15\u7528\uff0c\u5177\u6709\u65e0\u4e0e\u4f26\u6bd4\u7684\u5931\u771f\u6027\u80fd\u3002
TDA7850\u529f\u653eIC\u662f\u53d1\u70e7\u53cb\u4eec\u5728\u6539\u88c5CD\u4e3b\u673a\u65f6\u7ecf\u5e38\u4f7f\u7528\u7684\u82af\u7247\u3002\u8fd9\u662f\u4e00\u6b3e\u56db\u58f0\u9053\u6c7d\u8f66\u97f3\u54cd\u4e13\u7528\u529f\u653e\u82af\u7247\uff0c\u91c7\u7528\u7684\u662fBTL\u7684\u8f93\u51fa\u5f62\u5f0f\uff0c\u5916\u56f4\u5143\u4ef6\u6781\u5c11\u4f46\u97f3\u8d28\u6781\u4f73\uff0c\u5b89\u88c5\u4e5f\u975e\u5e38\u65b9\u4fbf\uff0c\u5c01\u88c5\u4e3a25\u811a\u53cc\u5217\u76f4\u63d2\u5f0f\u3002IC\u82af\u7247\u7684\u8f93\u51fa\u529f\u7387\u4e3a\uff1a4\u00d750W\u3002
\uff0d4\u00d750W\uff0f4\u03a9\u6700\u5927\uff0c\u20134x30W\uff0f4\u03a9\uff2014\uff0e4V\uff0c1KHz\uff0c10\uff05\uff1b\uff0d4\u00d780W\uff0f2\u03a9\u6700\u5927\uff0c\u20134x55W\uff0f2\u03a9\uff2014\uff0e4V\uff0c1KHz\uff0c10\uff05\uff1bMOSFET\u8f93\u51fa\u529f\u7387\u7ea7\uff0c\u4f18\u79c02\u03a9\u9a71\u52a8\u80fd\u529b\uff0cHi\uff0dFi\u97f3\u54cd\u7c7b\u5931\u771f\uff0c\u4f4e\u8f93\u51fa\u566a\u58f0\uff0cST\uff0dBY\u529f\u80fd\uff0c\u9759\u97f3\u529f\u80fd\u4e0bautomute\u5206\u949f\uff0c\u7535\u538b\u68c0\u6d4b\u4f4e\u5916\u90e8\u5143\u4ef6\u6570\uff1a
\u5185\u90e8\u56fa\u5b9a\u589e\u76ca\uff0826\u5206\u8d1d\uff09\u65e0\u9700\u5916\u90e8\u8865\u507f\u65e0\u81ea\u4e3e\u7535\u5bb9\uff0c\u5728\u8239\u4e0a0\uff0e35A\u9ad8\u4fa7\u9a71\u52a8\u5668\u3002
12\uff0c13\uff0c15\uff0c16\u811a\u4fe1\u53f7\u8f93\u5165\u30024\uff0c6\uff1b8\uff0c10\uff0e\uff1b18\uff0c20\uff0e\uff1b22\uff0c24\u811a\u8f93\u51fa\u30027\uff0c21\u811aVcc\u300223\u811aMUTE\uff0e5\u811aST\uff0d\uff0dBY\uff0e1\uff0c3\uff0c9\uff0c19\uff0c25\uff0c27\u63a5\u5730\u3002
\u6269\u5c55\u8d44\u6599\uff1a
\u529f\u653e\u7684\u4f5c\u7528\u5c31\u662f\u628a\u6765\u81ea\u97f3\u6e90\u6216\u524d\u7ea7\u653e\u5927\u5668\u7684\u5f31\u4fe1\u53f7\u653e\u5927\uff0c\u63a8\u52a8\u97f3\u7bb1\u653e\u58f0\u3002\u4e00\u5957\u826f\u597d\u7684\u97f3\u54cd\u7cfb\u7edf\u529f\u653e\u7684\u4f5c\u7528\u529f\u4e0d\u53ef\u6ca1\u3002
\u97f3\u9891\u529f\u653eIC\uff0c\u662f\u5404\u7c7b\u97f3\u54cd\u5668\u6750\u4e2d\u4e0d\u53ef\u7f3a\u5c11\u7684\u90e8\u5206\uff0c\u5176\u4f5c\u7528\u4e3b\u8981\u662f\u5c06\u97f3\u6e90\u5668\u6750\u8f93\u5165\u7684\u8f83\u5fae\u5f31\u4fe1\u53f7\u8fdb\u884c\u653e\u5927\u540e\uff0c\u4ea7\u751f\u8db3\u591f\u5927\u7684\u7535\u6d41\u53bb\u63a8\u52a8\u626c\u58f0\u5668\u8fdb\u884c\u58f0\u97f3\u7684\u91cd\u653e\u3002
\u7531\u4e8e\u8003\u8651\u529f\u7387\u3001\u963b\u6297\u3001\u5931\u771f\u3001\u52a8\u6001\u4ee5\u53ca\u4e0d\u540c\u7684\u4f7f\u7528\u8303\u56f4\u548c\u63a7\u5236\u8c03\u8282\u529f\u80fd\uff0c\u4e0d\u540c\u7684\u529f\u653e\u5728\u5185\u90e8\u7684\u4fe1\u53f7\u5904\u7406\u3001\u7ebf\u8def\u8bbe\u8ba1\u548c\u751f\u4ea7\u5de5\u827a\u4e0a\u4e5f\u5404\u4e0d\u76f8\u540c\u3002
\u53c2\u8003\u8d44\u6599\uff1a\u767e\u5ea6\u767e\u79d1-\u97f3\u9891\u529f\u653eic
12 ，13，15，16脚信号输入。
4 ，6； 8，10.； 18，20. ；22，24脚输出。
7，21脚Vcc。23脚MUTE.5脚ST--BY.1，3，9，19，25，27接地。
绛旓細7锛21鑴歏cc銆23鑴歁UTE.5鑴歋T--BY.1锛3锛9锛19锛25锛27鎺ュ湴銆傚鏋滀綘鐢ㄥ崟鐢垫簮渚涚數鏃惰緭鍑虹褰撶劧鏈夌數鍘嬩簡,杩欎釜鐢靛帇鏄笌1鑴氬悓鐢典綅鐨,濡傛灉鐢+-鍙岀數婧愪緵鐢,骞朵笖1鑴氶氳繃涓涓數闃绘帴鍦扮殑,4鑴氬氨鏄0鐢典綅浜嗐傚彟澶,涓婅堪涓ょ鎯呭喌涓嬬殑1鑴氱殑杈撳叆闅旂洿鐢靛锛屾垨鍗曠數婧愭椂2鑴氾紝鍙嶉鐢靛婕忕數涔熼兘浼氫娇4鑴氱數鍘嬫紓绉汇
绛旓細12锛13锛15锛16鑴氫俊鍙疯緭鍏ャ4锛6锛8锛10锛庯紱18锛20锛庯紱22锛24鑴氳緭鍑恒7锛21鑴歏cc銆23鑴歁UTE锛5鑴歋T锛嶏紞BY锛1锛3锛9锛19锛25锛27鎺ュ湴銆
绛旓細TDA7850 绗25鑴氱殑鐢靛帇鏄1鐐瑰嚑浼忔槸姝ｅ父鐨銆俆DA7850tda73844X35W杞﹁浇闊冲搷鍔熸斁ic銆鍙互鐢ㄥ悓鏄25鑴锛屽悓鍏徃鐨則da7388锛4x41W锛屾垨tda7850 4x50W鐨勫姛鏀緄c锛岀洿鎺ユ浛鎹傛帹鑽恡da7850锛屽悓鏃舵洿鎹竴涓嬬數婧愭护娉㈢數瀹癸紝鐢卞師鏉ョ殑470uf锛屽崌绾у埌2200Uf锛屽洜涓哄姛鏀惧姛鐜囧姞澶с俆DA7850鐢靛帇鐢典綅宸锛歍DA7850鐢典綅宸鏄數纾佸娴...
绛旓細TDA7850鑺墖鐨11銆12銆14銆15鑴氭槸淇″彿杈撳叆鑴锛岃繖鍑犱釜鑴氱數鍘1鐐瑰嚑浼忔槸姝ｅ父鐨勩俆DA785O鑴氫綅鍔熻兘 TDA7850鐢靛師鐞嗗浘
绛旓細7850鍔熸斁鏈3涓増鏈TDA7850閲囩敤鍙岄潰闀閲戞澘锛屽厓鍣ㄤ欢鏋佸皯锛孖C鍘熸湰鏄负姹借溅鍔熸斁鐨勪竴娆惧洓澹伴亾BTL IC锛屼絾鏄煶璐ㄦ瀬浣筹紝瀹夎涔熸瀬鍏剁畝鍗曪紝閲囩敤鍗曠洿娴12V锛屾瀬闄愪负15V锛屼骇鍝侀噰鐢∕OS绠℃斁澶ц緭鍑猴紝杈撳嚭鍔熺巼澶ч傚悎浣庨樆鍠囧彮銆傝姱鐗囨垨寰姱鐗囥侀泦鎴愮數璺紝鍦ㄧ數瀛愬涓槸涓绉嶆妸鐢佃矾锛屽皬鍨嬪寲鐨勬柟寮忥紝骞堕氬父鍒堕犲湪鍗婂浣撴櫠鍦嗚〃闈笂...
绛旓細鏋侀檺鍙傛暟濡傚浘锛
绛旓細鏁版嵁鍒楄〃 TDA7850A 鏍囧噯鍖呰锛17 绫诲埆锛 闆嗘垚鐢佃矾 (IC) 瀹跺涵 绾挎 - 闊抽鏀惧ぇ鍣 绯诲垪 绫诲瀷锛欰B 绫 杈撳嚭绫诲瀷锛4-閫氶亾锛堝洓璺級鍦ㄦ煇璐熻浇鏃舵渶澶ц緭鍑哄姛鐜 x 閫氶亾鏁伴噺锛85W x 4 @ 2 娆у 鐢垫簮鐢靛帇锛8 V ~ 18 V 鐗圭偣:闈欓煶锛岀煭璺拰鐑繚鎶わ紝寰呮満 瀹夎绫诲瀷锛氶氬瓟 渚涘簲鍟嗚...
绛旓細TDA7850鏄4*50W 锛 25鑴氬皝瑁匢C銆傛洿鎹㈡椂銆傛湁鍑犱釜鍙傛暟瑕佹敞鎰忥紒1 鍠囧彮涓嶅簲灏忎簬2娆 2 4*50W鐨勫姛鐜囩數婧愪緵缁200W锛12V鏃朵笉浣庝簬17A鐢垫祦 3 寮曡剼鍙傛暟涓鑷 4 澶у姛鐜囨暎鐑櫒鏄惁婊¤冻 鍒嗘瀽锛涙崲绗竴鍧楁病澹伴煶锛屽師鍥犳湁鍙兘寮曡剼涓嶅锛岃礋杞界煭璺紝闊抽杈撳叆鏄惁姝ｅ父銆備笌鏇存崲鐢靛鏃犲叧锛屽洜涓虹數瀹瑰绾洿娴佷笉璧蜂粈涔堜綔鐢...
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绛旓細8U²/4RL锛圤CL鍨嬶級P=0.8U²/8RL锛圤TL鍨嬶級锛屾苯杞︾數鐡朵竴鑸兘鏄12--24 V鐩存帴涓哄姛鏀炬彁渚涚數鑳斤紝鐢靛帇鏈変簺浣庯紝闊冲搷瑕佹兂杈惧埌浣庨煶寮哄姴鐨勬晥鏋滐紝缁忚繃璁＄畻鏈浣庤杈惧埌卤35V浠ヤ笂锛屾墍浠ユ苯杞﹂煶鍝嶄竴鑸兘鏈夐嗗彉鍗囧帇鐢佃矾锛屾妸12V鐢靛帇鐩存帴鍗囬珮鍒奥35V浠ヤ笂锛 鎵嶈兘杈惧埌鐞嗘兂鏁堟灉銆傚笇鏈涜兘澶熷府鍒颁綘 ...
