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<\/p>\n<h2>\u4e03\u3001utc\u96c6\u6210\u7535\u8def\u53c2\u6570\uff1f<\/h2>\n<p>\u6700\u5927\u989d\u5b9a\u503c Tamb=25<\/p>\n<p>\u53c2\u6570\u540d\u79f0 \u7b26\u53f7 \u6781\u9650\u503c \u5355\u4f4d<\/p>\n<p>\u7535\u6e90\u5cf0\u503c\u7535\u538b(50mS) Vccp 40 V<\/p>\n<p>\u76f4\u6d41\u7535\u6e90\u7535\u538b Vcc 28 V<\/p>\n<p>\u5de5\u4f5c\u7535\u6e90\u7535\u538b Vcc 18 V<\/p>\n<p>\u8f93\u51fa\u91cd\u590d\u5cf0\u503c\u7535\u538b Io 3.5 A<\/p>\n<p>\u8f93\u51fa\u4e0d\u91cd\u590d\u5cf0\u503c\u7535\u538b Io 4.5 A<\/p>\n<p>\u529f\u8017 T=90 PD 20 W<\/p>\n<p>\u50a8\u5b58\u6e29\u5ea6 Tstg -40 +150\u5ea6<\/p>\n<p>\u710a\u63a5\u6e29\u5ea6 Tj -40 +150 \u5ea6<\/p>\n<p>\u7535\u7279\u6027\u53c2\u6570 \u9664\u975e\u7279\u522b\u8bf4\u660e V=16.5V f=1kHz Tamb=25<\/p>\n<p>\u53c2\u6570\u540d\u79f0 \u7b26\u53f7 \u6d4b\u8bd5\u6761\u4ef6 \u6700\u5c0f\u503c \u5178\u578b\u503c \u6700\u5927\u503c \u5355\u4f4d<\/p>\n<p>\u7535\u6e90\u7535\u538b Vcc 8 18 V<\/p>\n<p>\u9759\u6001\u8f93\u51fa\u7aef\u7535\u538b Vo 6.1 6.9 7.7 V<\/p>\n<p>\u9759\u6001\u7535\u6d41 Iccq 44 50 mA \u8f93\u51fa\u529f\u7387 Po THD=10% RL=4 5.5 6 W<\/p>\n<p>THD=10% RL =2 9 10<\/p>\n<p>THD=10% RL =3.2 7.5<\/p>\n<p>THD=10% RL =1.6 12<\/p>\n<p>\u8f93\u51fa\u7075\u654f\u5ea6 Vi Po=0.5W RL =4 14 mV Po=6W RL =4 55<\/p>\n<p>Po=0.5W RL =2 10<\/p>\n<p>Po=10W RL =2 50<\/p>\n<p>\u6700\u5927\u8f93\u5165\u7535\u538b Vim 300 mV \u9891\u54cd BW Po=1W, RL =4 40 15000 Hz \u5931\u771f\u5ea6 THD Po=0.05 4.5W, RL =4 0.15 %<\/p>\n<p>Po=0.05 7.5W, RL =2 0.15 %<\/p>\n<p>\u8f93\u5165\u963b\u6297 Zi \u5f00\u73af 70 150 k<\/p>\n<p>\u8f93\u5165\u566a\u58f0\u7535\u538b VNI 1 5 V<\/p>\n<p>\u8f93\u5165\u566a\u58f0\u7535\u6d41 INI 60 200 pA<\/p>\n<p>\u5f00\u73af\u589e\u76ca Gvo f=1kHz 80 dB<\/p>\n<p>f=10kHz 60 dB<\/p>\n<p>\u95ed\u73af\u589e\u76ca Gv RL =4 39.3 40 40.3 dB<\/p>\n<p>\u6548\u7387 Po=6W RL =4 69 %<\/p>\n<p>Po=10W RL =2 65 %<\/p>\n<p>\u7535\u6e90\u7eb9\u6ce2\u6291\u5236\u6bd4 RR<\/p>\n<p>f=100Hz Vr=0.5V Rg=10k RL =4 30 36 dB<\/p>\n<p>TDA2003\u7535\u6d41\u8f93\u51fa\u80fd\u529b\u5f3a\uff0c\u8c10\u6ce2\u5931\u771f\u548c\u4ea4\u8d8a\u5931\u771f\u5c0f\uff0c\u5404\u5f15\u811a\u90fd\u6709\u4ea4\uff0c\u76f4\u6d41\u77ed\u8def\u4fdd\u62a4\uff0c\u4f7f\u7528\u5b89\u5168\uff0c\u8d1f\u8f7d\u4e0a\u7535\u538b\u53ef\u51b2\u81f340V<\/p>\n<h2>\u516b\u3001\u96c6\u6210\u7535\u8def\u7684\u53d1\u5c55\uff1f<\/h2>\n<p>\u96c6\u6210\u7535\u8def\u5bf9\u4e00\u822c\u4eba\u6765\u8bf4\u4e5f\u8bb8\u4f1a\u6709\u964c\u751f\u611f\uff0c\u4f46\u5176\u5b9e\u6211\u4eec\u548c\u5b83\u6253\u4ea4\u9053\u7684\u673a\u4f1a\u5f88\u591a\u3002\u8ba1\u7b97\u673a\u3001\u7535\u89c6\u673a\u3001\u624b\u673a\u3001\u7f51\u7ad9\u3001\u53d6\u6b3e\u673a\u7b49\u7b49\uff0c\u6570\u4e0d\u80dc\u6570\u3002\u9664\u6b64\u4e4b\u5916\u5728\u822a\u7a7a\u822a\u5929\u3001\u661f\u9645\u98de\u884c\u3001\u533b\u7597\u536b\u751f\u3001\u4ea4\u901a\u8fd0\u8f93\u3001\u6b66\u5668\u88c5\u5907\u7b49\u8bb8\u591a\u9886\u57df\uff0c\u51e0\u4e4e\u90fd\u79bb\u4e0d\u5f00\u96c6\u6210\u7535\u8def\u7684\u5e94\u7528\uff0c\u5f53\u4eca\u4e16\u754c\uff0c\u8bf4\u5b83\u65e0\u5b54\u4e0d\u5165\u5e76\u4e0d\u8fc7\u5206\u3002<\/p>\n<p>\u5728\u5f53\u4eca\u8fd9\u4fe1\u606f\u5316\u7684\u793e\u4f1a\u4e2d,\u96c6\u6210\u7535\u8def\u5df2\u6210\u4e3a\u5404\u884c\u5404\u4e1a\u5b9e\u73b0\u4fe1\u606f\u5316\u3001 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":418889,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/www.youtupa.com\/wp-json\/wp\/v2\/posts\/402990"}],"collection":[{"href":"https:\/\/www.youtupa.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.youtupa.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.youtupa.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.youtupa.com\/wp-json\/wp\/v2\/comments?post=402990"}],"version-history":[{"count":1,"href":"https:\/\/www.youtupa.com\/wp-json\/wp\/v2\/posts\/402990\/revisions"}],"predecessor-version":[{"id":418892,"href":"https:\/\/www.youtupa.com\/wp-json\/wp\/v2\/posts\/402990\/revisions\/418892"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.youtupa.com\/wp-json\/wp\/v2\/media\/418889"}],"wp:attachment":[{"href":"https:\/\/www.youtupa.com\/wp-json\/wp\/v2\/media?parent=402990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.youtupa.com\/wp-json\/wp\/v2\/categories?post=402990"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.youtupa.com\/wp-json\/wp\/v2\/tags?post=402990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}