{"id":69625,"date":"2026-01-31T22:48:52","date_gmt":"2026-01-31T14:48:52","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/69625.html"},"modified":"2026-01-31T22:48:52","modified_gmt":"2026-01-31T14:48:52","slug":"%e6%94%be%e5%a4%a7%e7%94%b5%e8%b7%af%e8%ae%be%e8%ae%a1","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/69625.html","title":{"rendered":"\u653e\u5927\u7535\u8def\u8bbe\u8ba1"},"content":{"rendered":"<h3>1. \u8bbe\u8ba1\u76ee\u6807\u4e0e\u5de5\u5177\u8bf4\u660e<\/h3>\n<ul>\n<li>\u4f7f\u7528\u00a0BJT&#xff08;Bipolar Junction Transistor&#xff09;\u00a0\u8bbe\u8ba1\u4e00\u4e2a\u7535\u538b\u653e\u5927\u500d\u6570\u4e3a\u00a02 \u500d\u00a0\u7684\u5171\u5c04\u653e\u5927\u7535\u8def&#xff0c;\u5e76\u53ef\u6269\u5c55\u81f3 5 \u500d\u300110 \u500d\u7b49\u4efb\u610f\u6574\u6570\u500d\u3002<\/li>\n<li>\u4f7f\u7528\u4eff\u771f\u8f6f\u4ef6&#xff1a;Multisim&#xff08;\u89c6\u9891\u4e2d\u8bef\u79f0\u4e3a\u00a0Martin Seymour&#xff0c;\u5b9e\u4e3a Multisim&#xff1b;\u8be5\u8f6f\u4ef6\u5e38\u7528\u4e8e\u6559\u5b66\u9636\u6bb5\u7684\u6a21\u62df\u7535\u8def\u4eff\u771f&#xff0c;\u5de5\u4f5c\u4e2d\u8f83\u5c11\u4f7f\u7528&#xff09;\u3002<\/li>\n<li>\u9002\u7528\u573a\u666f&#xff1a;\u5b66\u4e60\u6676\u4f53\u7ba1\u57fa\u672c\u653e\u5927\u539f\u7406\u3001\u504f\u7f6e\u8bbe\u7f6e\u3001\u4ea4\u6d41\u901a\u8def\u5206\u6790\u53ca\u53c2\u6570\u8c03\u4f18\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260131144850-697e16527cb6e.png\" \/><\/p>\n<p>\u00a0<\/p>\n<h3>2. \u5171\u5c04\u653e\u5927\u7535\u8def\u57fa\u7840\u7ed3\u6784\u642d\u5efa<\/h3>\n<ul>\n<li>\u7535\u8def\u62d3\u6251\u4e3a\u5178\u578b\u00a0\u5171\u5c04\u6781\u653e\u5927\u7535\u8def&#xff08;Common Emitter Amplifier&#xff09;&#xff1a;\n<ul>\n<li>\u8f93\u5165\u4fe1\u53f7\u6e90&#xff1a;\u4ea4\u6d41\u7535\u538b\u6e90\u00a0V1&#xff08;\u521d\u59cb\u8bbe\u4e3a 10 mVpp&#xff0c;\u9891\u7387 1 kHz&#xff09;&#xff1b;<\/li>\n<li>\u5730\u7b26\u53f7&#xff1a;\u5fc5\u987b\u63a5\u5165\u53c2\u8003\u5730&#xff1b;<\/li>\n<li>\u8026\u5408\u7535\u5bb9&#xff1a;\u8f93\u5165\u7aef\u52a0\u9694\u76f4\u7535\u5bb9\u00a0C1&#xff08;10 \u03bcF&#xff09;&#xff0c;\u8f93\u51fa\u7aef\u52a0\u9694\u76f4\u7535\u5bb9\u00a0C2&#xff08;10 \u03bcF&#xff09;&#xff1b;<\/li>\n<li>\u6676\u4f53\u7ba1&#xff1a;\u9009\u7528\u901a\u7528 NPN \u578b\u00a02N2222&#xff08;\u6216 2N3904 \u7b49\u7c7b\u4f3c\u578b\u53f7&#xff09;&#xff1b;<\/li>\n<li>\u7535\u963b\u5143\u4ef6&#xff1a;\n<ul>\n<li>\u57fa\u6781\u504f\u7f6e\u7535\u963b\u00a0R1\u3001R2&#xff08;\u6784\u6210\u5206\u538b\u5f0f\u504f\u7f6e&#xff09;&#xff1b;<\/li>\n<li>\u96c6\u7535\u6781\u8d1f\u8f7d\u7535\u963b\u00a0R3\/Re&#xff08;\u521d\u59cb\u8bbe\u4e3a 1 k\u03a9&#xff09;&#xff1b;<\/li>\n<li>\u53d1\u5c04\u6781\u7535\u963b\u00a0R4\/Re&#xff08;\u521d\u59cb\u8bbe\u4e3a 1 k\u03a9&#xff09;&#xff1b;<\/li>\n<\/ul>\n<\/li>\n<li>\u7535\u6e90&#xff1a;\u76f4\u6d41\u7535\u6e90\u00a0VCC &#061; 12 V\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>3. \u504f\u7f6e\u7535\u8def\u8bbe\u8ba1\u4e0e\u53c2\u6570\u8bbe\u5b9a<\/h3>\n<ul>\n<li>\u504f\u7f6e\u76ee\u7684&#xff1a;\u4f7f BJT \u5de5\u4f5c\u5728\u653e\u5927\u533a&#xff08;Active Region&#xff09;&#xff0c;\u786e\u4fdd\u9759\u6001\u5de5\u4f5c\u70b9&#xff08;Q-point&#xff09;\u7a33\u5b9a\u3002<\/li>\n<li>\u5206\u538b\u5f0f\u504f\u7f6e\u7ed3\u6784&#xff1a;\n<ul>\n<li>R1 &#061; 50 k\u03a9&#xff08;\u539f\u8bbe 120 k\u03a9 \u8fc7\u5927&#xff0c;\u540e\u6539\u4e3a 50 k\u03a9 \u4ee5\u964d\u4f4e\u57fa\u6781\u7535\u6d41\u5f71\u54cd&#xff09;&#xff1b;<\/li>\n<li>R2 &#061; 10 k\u03a9&#xff1b;<\/li>\n<li>Re &#061; 1 k\u03a9&#xff1b;<\/li>\n<li>Rc &#061; 1 k\u03a9&#xff1b;<\/li>\n<\/ul>\n<\/li>\n<li>\u9759\u6001\u5de5\u4f5c\u70b9\u4f30\u7b97&#xff08;\u8fd1\u4f3c&#xff09;&#xff1a;<img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260131144850-697e1652c53fb.png\" \/><\/li>\n<\/ul>\n<h3>4. \u4ea4\u6d41\u901a\u8def\u5206\u6790\u4e0e\u653e\u5927\u500d\u6570\u539f\u7406<\/h3>\n<ul>\n<li>\n<p><span style=\"color:#fe2c24\">\u4ea4\u6d41\u5c0f\u4fe1\u53f7\u6a21\u578b\u4e0b&#xff0c;\u7535\u5bb9\u89c6\u4e3a\u77ed\u8def&#xff0c;\u76f4\u6d41\u7535\u6e90\u63a5\u5730&#xff08;\u5bf9\u4e0a\u9762\u7535\u8def\u8fdb\u884c\u7b49\u6548&#xff0c;\u57fa\u4e8e\u53e0\u52a0\u5b9a\u7406&#xff0c;\u5ffd\u7565\u76f4\u6d41\u60c5\u51b5&#xff0c;\u53ea\u8003\u8651\u4ea4\u6d41\u6e90&#xff09;&#xff1b;<\/span><\/p>\n<\/li>\n<li>\n<p>\u7535\u538b\u589e\u76ca\u516c\u5f0f&#xff08;\u5ffd\u7565\u00a0r\u03c0\u5f71\u54cd&#xff0c;\u4e14\u65e0\u53d1\u5c04\u6781\u65c1\u8def\u7535\u5bb9\u65f6&#xff09;&#xff1a;<span style=\"color:#fe2c24\">\u4e3a\u5565\u524d\u9762\u5e26\u8d1f\u53f7&#xff0c;\u5b9e\u9645\u610f\u601d\u662f\u76f8\u4f4d\u76f8\u53cd&#xff0c;\u8f93\u51fa\u6ede\u540e\u4e8e\u8f93\u5165180\u00b0<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260131144850-697e1652dc5f2.png\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260131144850-697e1652ed3fa.png\" \/><\/p>\n<p>\u5373\u7406\u8bba\u653e\u5927\u500d\u6570\u4e3a\u00a01 \u500d&#xff08;\u7edd\u5bf9\u503c&#xff09;&#xff0c;\u4e0e\u4eff\u771f\u7ed3\u679c\u4e00\u81f4\u3002<\/p>\n<\/li>\n<li>\n<p>\u5173\u952e\u7ed3\u8bba&#xff1a;\u65e0\u65c1\u8def\u7535\u5bb9\u65f6&#xff0c;\u53d1\u5c04\u6781\u7535\u963b\u00a0RE\u200b\u00a0\u5f15\u5165\u8d1f\u53cd\u9988&#xff0c;\u9650\u5236\u589e\u76ca&#xff1b;\u589e\u76ca\u7531\u00a0RC\/RE \u51b3\u5b9a\u3002<\/p>\n<\/li>\n<\/ul>\n<h3>5. \u653e\u5927\u500d\u6570\u8c03\u8282\u65b9\u6cd5&#xff08;2\u500d\u30015\u500d&#xff09;<\/h3>\n<ul>\n<li>\u65b9\u6cd5&#xff1a;\u8c03\u6574\u00a0RE\u200b\u00a0\u6216\u00a0RC\u7684\u963b\u503c\u6bd4\u4f8b\n<ul>\n<li><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260131144851-697e16530ceba.png\" \/><\/li>\n<\/ul>\n<\/li>\n<li>\u6269\u5c55\u81f3 5 \u500d&#xff1a;\n<ul>\n<li>\u4ee4\u00a0RC\/RE&#061;5&#xff0c;\u5982\u00a0RC&#061;1\u2009k\u03a9&#xff0c;\u5219\u00a0RE&#061;200\u2009\u03a9&#xff1b;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>6. \u63d0\u5347\u653e\u5927\u500d\u6570&#xff1a;\u65c1\u8def\u7535\u5bb9\u7684\u4f5c\u7528&#xff1a;<\/h3>\n<ul>\n<li>\u95ee\u9898&#xff1a;\u4ec5\u9760\u51cf\u5c0f\u00a0RE\u200b\u00a0\u4f1a\u964d\u4f4e\u8f93\u5165\u963b\u6297\u3001\u7a33\u5b9a\u6027\u53d8\u5dee&#xff0c;\u4e14\u53d7\u00a0re\u2032\u9650\u5236&#xff0c;\u96be\u4ee5\u83b7\u5f97\u9ad8\u589e\u76ca&#xff08;\u5982\u767e\u500d&#xff09;\u3002<\/li>\n<li>\u89e3\u51b3\u65b9\u6848&#xff1a;\u5728\u53d1\u5c04\u6781\u7535\u963b\u00a0RE\u200b\u00a0\u4e24\u7aef\u5e76\u8054\u00a0\u65c1\u8def\u7535\u5bb9\u00a0CE&#xff08;\u5982 10 \u03bcF \u6216\u66f4\u5927&#xff09;\u3002<\/li>\n<li>\u539f\u7406&#xff1a;\n<ul>\n<li>\u76f4\u6d41\u8def\u5f84&#xff1a;RE\u4ecd\u63d0\u4f9b\u7a33\u5b9a\u504f\u7f6e&#xff1b;<\/li>\n<li>\u4ea4\u6d41\u8def\u5f84&#xff1a;CE\u5bf9\u4e2d\u9891\u4fe1\u53f7\u8fd1\u4f3c\u77ed\u8def \u21d2 \u4ea4\u6d41\u7b49\u6548\u00a0RE\u21920&#xff1b;<\/li>\n<li>\u6b64\u65f6\u7535\u538b\u589e\u76ca\u53d8\u4e3a&#xff1a;\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260131144851-697e165320d8e.png\" \/><\/p>\n<p> \u82e5\u00a0RC&#061;10\u2009k\u03a9&#xff0c;\u5219\u00a0Av\u2248\u2212500&#xff0c;\u53ef\u8fbe\u767e\u500d\u4ee5\u4e0a\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u4eff\u771f\u7ed3\u679c&#xff1a;\u8f93\u51fa\u5e45\u5ea6\u663e\u8457\u589e\u5927&#xff0c;\u8fbe\u5230\u8f93\u5165\u7684\u00a0\u4e0a\u767e\u500d&#xff08;\u5982 10 mVpp \u2192 &gt;1 Vpp&#xff09;&#xff0c;\u9a8c\u8bc1\u65c1\u8def\u7535\u5bb9\u5bf9\u589e\u76ca\u7684\u5927\u5e45\u63d0\u5347\u4f5c\u7528\u3002<\/li>\n<\/ul>\n<h3>7. \u4eff\u771f\u9a8c\u8bc1\u4e0e\u6ce2\u5f62\u89c2\u6d4b<\/h3>\n<ul>\n<li>\u4eff\u771f\u6b65\u9aa4&#xff1a;\n<li>\u642d\u5efa\u7535\u8def \u2192 \u8bbe\u7f6e\u5143\u4ef6\u53c2\u6570&#xff1b;<\/li>\n<li>\u6dfb\u52a0\u7535\u538b\u63a2\u9488&#xff08;Probe&#xff09;\u4e8e\u8f93\u5165\/\u8f93\u51fa\u8282\u70b9&#xff1b;<\/li>\n<li>\u8fd0\u884c\u77ac\u6001\u5206\u6790&#xff08;Transient Analysis&#xff09;&#xff0c;\u65f6\u95f4\u8de8\u5ea6 \u2265 2 \u4e2a\u5468\u671f&#xff1b;<\/li>\n<li>\u8c03\u51fa\u793a\u6ce2\u5668&#xff08;Oscilloscope&#xff09;&#xff0c;\u89c2\u5bdf\u6ce2\u5f62\u5e45\u503c\u3001\u76f8\u4f4d\u3001\u5931\u771f\u3002<\/li>\n<\/li>\n<li>\u5173\u952e\u89c2\u6d4b\u70b9&#xff1a;\n<ul>\n<li>\u8f93\u5165\/\u8f93\u51fa\u540c\u9891\u6b63\u5f26\u6ce2&#xff1b;<\/li>\n<li>\u8f93\u51fa\u4e0e\u8f93\u5165\u53cd\u76f8&#xff08;\u5171\u5c04\u7279\u6027&#xff09;&#xff1b;<\/li>\n<li>\u5e45\u503c\u6bd4\u5373\u4e3a\u7535\u538b\u589e\u76ca\u7edd\u5bf9\u503c&#xff1b;<\/li>\n<li>\u65e0\u524a\u6ce2 \u2192 \u5de5\u4f5c\u70b9\u5408\u9002&#xff0c;\u672a\u8fdb\u5165\u9971\u548c\/\u622a\u6b62\u533a\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u6ce8\u610f\u4e8b\u9879&#xff1a;\n<ul>\n<li>\u4fe1\u53f7\u6e90\u5e45\u5ea6\u4e0d\u5b9c\u8fc7\u5927&#xff08;\u907f\u514d\u975e\u7ebf\u6027\u5931\u771f&#xff09;&#xff0c;\u7528 10 mVpp \u5408\u7406&#xff1b;<\/li>\n<li>\u7535\u5bb9\u5bb9\u503c\u9700\u6ee1\u8db3&#xff1a;XC\u226aRE&#xff08;\u4e2d\u9891\u6bb5&#xff09;&#xff0c;\u4f8b\u5982 10 \u03bcF \u5728 1 kHz \u65f6\u00a0XC\u224816\u2009\u03a9&#xff0c;\u8fdc\u5c0f\u4e8e 1 k\u03a9&#xff0c;\u6ee1\u8db3\u6761\u4ef6\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260131144851-697e165335f19.png\" \/><\/p>\n<p>\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1. \u8bbe\u8ba1\u76ee\u6807\u4e0e\u5de5\u5177\u8bf4\u660e<br \/>\n\u4f7f\u7528\u00a0BJT&#xff08;Bipolar Junction Transistor&#xff09;\u00a0\u8bbe\u8ba1\u4e00\u4e2a\u7535\u538b\u653e\u5927\u500d\u6570\u4e3a\u00a02 \u500d\u00a0\u7684\u5171\u5c04\u653e\u5927\u7535\u8def&#xff0c;\u5e76\u53ef\u6269\u5c55\u81f3 5 \u500d\u300110 \u500d\u7b49\u4efb\u610f\u6574\u6570\u500d\u3002\u4f7f\u7528\u4eff\u771f\u8f6f\u4ef6&#xff1a;Multisim&#xff08;\u89c6\u9891\u4e2d\u8bef\u79f0\u4e3a\u00a0Martin Seymour&#xff0c;\u5b9e\u4e3a Multisim&#xff1b;\u8be5\u8f6f\u4ef6\u5e38\u7528\u4e8e\u6559\u5b66\u9636\u6bb5\u7684\u6a21\u62df\u7535\u8def\u4eff\u771f&#xff0c;\u5de5\u4f5c\u4e2d\u8f83\u5c11\u4f7f\u7528&#xff09;\u3002\u9002\u7528\u573a\u666f&amp;<\/p>\n","protected":false},"author":2,"featured_media":69618,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[7326,270,269,2122],"topic":[],"class_list":["post-69625","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-7326","tag-270","tag-269","tag-2122"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u653e\u5927\u7535\u8def\u8bbe\u8ba1 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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