{"id":4761,"date":"2021-10-21T19:25:10","date_gmt":"2021-10-21T11:25:10","guid":{"rendered":"http:\/\/www.szryc.com\/?p=4761"},"modified":"2021-10-21T19:25:52","modified_gmt":"2021-10-21T11:25:52","slug":"gan-%e6%99%b6%e4%bd%93%e7%ae%a1%ef%bc%8c%e5%bc%80%e5%85%b3%e7%94%b5%e6%ba%90%e7%9a%84%e6%95%88%e7%8e%87%e8%b6%85%e8%bf%8796","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=4761","title":{"rendered":"GaN \u6676\u4f53\u7ba1\uff0c\u5f00\u5173\u7535\u6e90\u7684\u6548\u7387\u8d85\u8fc796%"},"content":{"rendered":"<p>\u53ef\u4ee5\u4f7f\u7528\u6781\u5feb\u7684<u>\u5f00\u5173<\/u><u>\u6676\u4f53\u7ba1<\/u>\uff1a\u8d85\u7ea7\u7ed3\u00a0<u>MOSFET<\/u>\u00a0(SJ)\u3001\u78b3\u5316\u7845 MOSFET (SiC) \u548c\u57fa\u4e8e<u>\u6c2e\u5316\u9553<\/u>\u00a0(GaN) \u7684<u>\u6676\u4f53<\/u>\u7ba1\uff1b\u8fd9\u4e9b\u4ecd\u7136\u6bd4\u4f20\u7edf\u6676\u4f53\u7ba1\u6602\u8d35\u5f97\u591a\uff0c\u4f46\u5b83\u4eec\u4f7f\u8bbe\u8ba1\u66f4\u5c0f\u3001\u66f4\u9ad8\u6548\u7684<u>\u5f00\u5173\u7535\u6e90<\/u>\u548c DC-DC \u8f6c\u6362\u5668\u6210\u4e3a\u53ef\u80fd\u3002\u5728\u8bbe\u8ba1\u7814\u7a76\u4e2d\uff0c\u5728Traco Power \u7535\u6e90\u5355\u5143\u7684\u00a0<u>PFC<\/u>\u00a0\u9636\u6bb5\u5b9e\u73b0\u5e76<u>\u6d4b\u91cf<\/u>\u4e86 GaN \u6676\u4f53\u7ba1\u7684\u4f7f\u7528\u3002\u5bf9\u4f18\u7f3a\u70b9\u4ee5\u53ca\u76f8\u5173\u7684\u6280\u672f\u95ee\u9898\u8fdb\u884c\u4e86\u8be6\u7ec6\u7684\u7814\u7a76\u548c\u63cf\u8ff0\u3002<\/p>\n<p>\u8fd1\u51e0\u5341\u5e74\u6765\uff0c<u>\u7535\u529b\u7535\u5b50<\/u>\u9886\u57df\u53d1\u5c55\u8fc5\u901f\u3002\u8fd9\u4e3b\u8981\u662f\u7531\u4e8e\u8d8a\u6765\u8d8a\u5feb\u7684\u534a\u5bfc\u4f53\u5f00\u5173\uff0c\u8fd9\u4f7f\u5f97\u8bbe\u8ba1\u66f4\u5c0f\u7684\u7528\u4e8e\u5b58\u50a8\u7535\u80fd\u7684\u7ec4\u4ef6\u6210\u4e3a\u53ef\u80fd\uff0c\u4f8b\u5982<u>\u7535\u5bb9\u5668<\/u>\u548c<u>\u7535\u611f<\/u>\u3002\u7ed3\u5408\u66f4\u9ad8\u7684\u6548\u7387\uff0c\u8fd9\u5141\u8bb8\u5b9e\u73b0\u66f4\u5c0f\u7684\u7535\u529b\u7535\u5b50\u7ec4\u4ef6\uff0c\u4f8b\u5982\u7535\u6e90\u5355\u5143\u548c DC-DC \u8f6c\u6362\u5668\u3002\u5728\u8fc7\u53bb\u7684\u51e0\u5341\u5e74\u4e2d\uff0c\u534a\u5bfc\u4f53\u5f00\u5173\u4e00\u76f4\u5728\u4e0d\u65ad\u589e\u5f3a\u3002<\/p>\n<p>\u6700\u65b0\u7684\u534a\u5bfc\u4f53\u5f00\u5173\uff0c\u4f8b\u5982\u8d85\u7ea7\u7ed3 MOSFET (SJ)\u3001\u78b3\u5316\u7845 MOSFET (SiC) \u548c\u57fa\u4e8e\u6c2e\u5316\u9553 (GaN) \u7684\u6676\u4f53\u7ba1\uff0c\u5b9e\u73b0\u7684\u5f00\u5173\u65f6\u95f4\u51e0\u4e4e\u6bd4\u4f20\u7edf MOSFET \u77ed\u5341\u500d\u3002\u8fd9\u4f1a\u663e\u7740\u964d\u4f4e\u5f00\u5173\u635f\u8017\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u9ad8\u7684\u5f00\u5173\u9891\u7387\u3002\u7531\u4e8e\u8fd9\u4e00\u70b9\u548c\u63d0\u9ad8\u7684\u6548\u7387\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u5c0f\u7684\u5f00\u5173\u7535\u6e90\u8bbe\u8ba1\u4f53\u79ef\u3002<\/p>\n<p>\u4f46\u662f\uff0c\u8bf7\u6ce8\u610f\uff0c\u8fd9\u4e9b\u4f18\u52bf\u5e76\u4e0d\u9002\u7528\u4e8e\u6240\u6709\u7528\u4e8e\u5f00\u5173\u7535\u6e90\u548c DC-DC \u8f6c\u6362\u5668\u7684\u5f00\u5173\u62d3\u6251\u3002\u7531\u4e8e\u9ad8\u6548\u548c\u4f4e\u6210\u672c\u7684\u63a7\u5236\u5668 IC \u7684\u53ef\u7528\u6027\uff0c\u8fd1\u5e74\u6765\u5df2\u7ecf\u4f7f\u7528\u4e86\u5404\u79cd\u8c10\u632f\u8f6c\u6362\u5668\u6982\u5ff5\uff0c\u5176\u7279\u70b9\u662f\u5728\u7535\u6e90\u6253\u5f00\u6216\u5173\u95ed\u7684\u90a3\u4e00\u523b\uff0c\u5f00\u5173\u5904\u7684<u>\u7535\u6d41<\/u>\u6216\u7535\u538b\u5143\u4ef6\u5df2\u7ecf\u4e3a\u96f6\uff0c\u4ece\u800c\u9632\u6b62\u4efb\u4f55\u529f\u7387\u6216\u80fd\u91cf\u635f\u5931\uff08ZVS \u6216 ZCS\uff1a\u96f6\u7535\u538b\u5f00\u5173\u548c\u96f6\u7535\u6d41\u5f00\u5173\uff09\u3002\u7531\u4e8e\u8fd9\u4e9b\u901a\u5e38\u6d89\u53ca\u771f\u6b63\u8c10\u632f\u8f6c\u6362\u5668\u7684\u5f00\u5173\u6982\u5ff5\u539f\u5219\u4e0a\u4e0d\u4f1a\u4ea7\u751f\u4efb\u4f55\u529f\u7387\u635f\u8017\uff0c\u56e0\u6b64\u5373\u4f7f\u4f7f\u7528\u66f4\u5feb\u7684\u5f00\u5173\u5143\u4ef6\uff0c\u4e5f\u4e0d\u5e94\u671f\u671b\u5f00\u5173\u635f\u8017\u8fdb\u4e00\u6b65\u964d\u4f4e\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u56fe 1 \u663e\u793a\u4e86\u5178\u578b Traco Power \u5de5\u4e1a\u7535\u6e90\u5355\u5143\u7684\u4e00\u822c<u>\u7535\u8def<\/u>\u56fe\uff0c\u8f93\u5165\u7aef\u5e26\u6709 PFC \u8f6c\u6362\u5668\uff0c\u8f93\u51fa\u7aef\u5e26\u6709\u8c10\u632f\u8f6c\u6362\u5668\u3002\u5168\u90e8\u7535\u80fd\u6d41\u7ecf<u>\u6807\u8bb0<\/u>\u4e3a L \u548c C \u7684\u5143\u4ef6\uff0c<u>\u7535\u5bb9<\/u>\u5668\u548c\u7535\u611f\u7684\u503c\u57fa\u672c\u4e0a\u6839\u636e\u8c10\u632f\u9891\u7387\u786e\u5b9a\u8f6c\u6362\u5668\u7684\u5f00\u5173\u9891\u7387\u3002<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4763\" title=\"poYBAGFn3EGAV52DAAAoSzGFZhg463\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EGAV52DAAAoSzGFZhg463.jpg\" alt=\"poYBAGFn3EGAV52DAAAoSzGFZhg463\" width=\"700\" height=\"189\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EGAV52DAAAoSzGFZhg463.jpg 700w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EGAV52DAAAoSzGFZhg463-300x81.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u56fe 1.<\/p>\n<p>Traco \u5f00\u5173\u7535\u6e90\u7684\u5178\u578b\u901a\u7528\u7535\u8def\u56fe\uff0c\u8f93\u5165\u7aef\u5e26\u6709\u5347\u538b\u8f6c\u6362\u5668\uff0c\u7528\u4e8e\u4ea7\u751f\u6b63\u5f26\u8f93\u5165\u7535\u6d41\uff0c\u8c10\u632f\u8f6c\u6362\u5668\u7528\u4e8e\u7535\u4f4d\u5206\u79bb\u548c\u7535\u538b\u8c03\u8282<\/p>\n<p>\u7535\u6e90\u5355\u5143\u7684\u8f93\u5165\u914d\u5907\u4e86\u4e00\u4e2a\u5347\u538b DC-DC \u8f6c\u6362\u5668\uff08PFC \u8f6c\u6362\u5668\uff09\uff0c\u5b83\u5728\u8f93\u5165\u7aef\u5f3a\u5236\u63d0\u4f9b\u51c6\u6b63\u5f26\u7535\u6e90\u5165\u53e3\u7535\u6d41\u4ee5\u6821\u6b63\u529f\u7387\u56e0\u6570\u3002\u4e0b\u6e38\u8c10\u632f\u8f6c\u6362\u5668\u7528\u4e8e\u8c03\u8282\u7535\u538b\u7535\u5e73\uff0c\u5b9e\u73b0\u4e0e\u7535\u6e90\u7535\u538b\u7684\u7535\u6d41\u9694\u79bb\uff0c\u4ee5\u53ca\u8c03\u8282\u7535\u6e90\u7535\u538b\u548c\u8d1f\u8f7d\u7684\u53d8\u5316\u3002\u7136\u800c\uff0c\u7531\u4e8e\u8c10\u632f\u6216\u534a\u8c10\u632f\u5f00\u5173 PFC \u8f6c\u6362\u5668\u975e\u5e38\u590d\u6742\u5e76\u4e14\u53ea\u80fd\u4ee5\u9ad8\u5ea6\u590d\u6742\u7684\u65b9\u5f0f\u5b9e\u73b0\uff0c\u56e0\u6b64\u4f7f\u7528\u65b0\u63a8\u51fa\u7684\u3001\u975e\u5e38\u5feb\u901f\u7684\u5f00\u5173\u6676\u4f53\u7ba1\u4f5c\u4e3a\u6709\u6e90\u9ad8\u9891\u5f00\u5173\u63d0\u4f9b\u4e86\u4e00\u4e2a\u53ef\u884c\u7684\u9009\u62e9\u5347\u538b\u8f6c\u6362\u5668\u3002<\/p>\n<p>\u4e3a\u4e86\u80fd\u591f\u901a\u8fc7\u8fd9\u4e9b\u5feb\u901f\u5f00\u5173\u5143\u4ef6\u901a\u8fc7\u964d\u4f4e\u5f00\u5173\u635f\u8017\u663e\u7740\u63d0\u9ad8\u5f00\u5173\u7535\u6e90\u7684\u6548\u7387\uff0c\u8fd8\u5fc5\u987b\u964d\u4f4e<u>\u4e8c\u6781\u7ba1<\/u>\u548c\u6574\u6d41\u5668\u7684\u4f20\u5bfc\u635f\u8017\u3002\u5728\u8fd9\u65b9\u9762\uff0c\u5efa\u8bae\u5347\u538b\u8f6c\u6362\u5668\u91c7\u7528\u6240\u8c13\u7684\u201c\u56fe\u817e\u67f1\u201d\u62d3\u6251\u3002\u8fd9\u4f7f\u5f97\u53ef\u4ee5\u5c06\u4f20\u7edf\u4f7f\u7528\u7684\u5177\u6709\u76f8\u5bf9\u8f83\u9ad8\u4f20\u5bfc\u635f\u8017\u7684\u7535\u6e90\u6574\u6d41\u5668\u4ece\u56db\u4e2a\u4e8c\u6781\u7ba1\u51cf\u5c11\u5230\u4e24\u4e2a\u4e8c\u6781\u7ba1\u3002\u76f8\u5e94\u7684\u7ec6\u8282\u5982\u56fe 2 \u6240\u793a\u3002\u8be5\u7535\u8def\u662f\u7528 GaN \u6676\u4f53\u7ba1\u8bbe\u8ba1\u548c<u>\u6d4b\u8bd5<\/u>\u7684\u3002<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4764\" title=\"poYBAGFn3EKAELM7AAAyWFf7GIo062\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EKAELM7AAAyWFf7GIo062.jpg\" alt=\"poYBAGFn3EKAELM7AAAyWFf7GIo062\" width=\"600\" height=\"312\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EKAELM7AAAyWFf7GIo062.jpg 600w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EKAELM7AAAyWFf7GIo062-300x156.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe2.<\/p>\n<p>\u7528\u4e8e\u6821\u6b63\u7535\u6e90\u5165\u53e3\u7535\u6d41\u529f\u7387\u56e0\u6570\u7684\u56fe\u817e\u67f1\u7535\u8def<\/p>\n<p>\u4f18\u70b9\u548c\u7f3a\u70b9\u4ee5\u53ca\u76f8\u5173\u7684\u6280\u672f\u6311\u6218\u5982\u4e0b\u6240\u8ff0\u3002<\/p>\n<p>\u4e3a\u4ec0\u4e48\u4f7f\u7528\u6c2e\u5316\u9553\uff1f<\/p>\n<p>\u8d85\u7ea7\u7ed3 MOSFET (SJ) \u5f00\u5173\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u6613\u4e8e\u66f4\u6362\uff0c\u800c\u4e14\u4ef7\u683c\u4fbf\u5b9c\u4e14\u6613\u4e8e\u83b7\u5f97\u3002\u7f3a\u70b9\u662f\u5728\u8f83\u9ad8\u7684\u5f00\u5173\u9891\u7387\u4e0b\u5de5\u4f5c\u65f6\u63a7\u5236\u529f\u7387\u76f8\u5bf9\u8f83\u9ad8\uff0c\u5f00\u5173\u635f\u8017\u9ad8\uff0c\u4ee5\u53ca\u4f53\u4e8c\u6781\u7ba1\u5728\u53cd\u5411\u5de5\u4f5c\u65f6\u7684\u6062\u590d\u65f6\u95f4\u957f\u3002\u78b3\u5316\u7845 MOSFET (SiC) \u6bd4 SJ MOSFET \u66f4\u5feb\uff0c\u5b83\u4eec\u975e\u5e38\u9002\u5408\u9ad8\u963b\u65ad\u7535\u538b\uff0c\u5e76\u4e14\u5177\u6709\u7a33\u5065\u7684\u96ea\u5d29\u884c\u4e3a\u548c\u5177\u6709\u6781\u77ed\u53cd\u5411\u6062\u590d\u65f6\u95f4\u7684\u4f53\u4e8c\u6781\u7ba1\u3002\u7136\u800c\uff0c\u8fd9\u4e9b\u6676\u4f53\u7ba1\u7684\u63a7\u5236\u7a0d\u5fae\u590d\u6742\u4e00\u4e9b\uff0c\u56e0\u4e3a\u53ef\u80fd\u9700\u8981\u8d1f\u6805\u6781\u9884\u52a0\u8f7d\u3002<\/p>\n<p>\u6c2e\u5316\u9553 (GaN) \u6676\u4f53\u7ba1\u901a\u5e38\u6709\u4e24\u79cd\u4e0d\u540c\u7684\u8bbe\u8ba1\uff1a\u81ea\u5bfc\u5f0f\u548c\u81ea\u963b\u5f0f\u3002\u6839\u636e\u7c7b\u578b\u548c\u5236\u9020\u5546\u7684\u4e0d\u540c\uff0c\u8fd9\u4f1a\u5bfc\u81f4\u5bf9\u8fd9\u4e9b\u7ec4\u4ef6\u7684\u6d47\u53e3\u63a7\u5236\u6709\u4e0d\u540c\u7684\u8981\u6c42\u3002\u7136\u800c\uff0cGaN \u6676\u4f53\u7ba1\u7684\u4f18\u52bf\u662f\u5f00\u5173\u65f6\u95f4\u7f29\u77ed\u4e86\u5341\u500d\uff0c\u5e76\u4e14\u65e0\u9700\u4f53\u4e8c\u6781\u7ba1\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u8fd9\u79cd\u4f18\u52bf\u53ef\u4ee5\u8bc1\u660e\u4e3a\u63a7\u5236\u548c\u7ba1\u7406\u8fd9\u4e9b\u7ec4\u4ef6\u800c\u589e\u52a0\u7684\u652f\u51fa\u662f\u5408\u7406\u7684\u3002<\/p>\n<p>\u4e3a\u4e86\u80fd\u591f\u5145\u5206\u5229\u7528 GaN \u6676\u4f53\u7ba1\u7684\u6240\u6709\u4f18\u52bf\uff0c\u9700\u8981\u66f4\u590d\u6742\u7684\u6805\u6781\u63a7\u5236\u7535\u8def\uff0c\u8be5\u7535\u8def\u901a\u5e38\u5df2\u7ecf\u96c6\u6210\u5728\u5f00\u5173<u>\u65ad\u8def\u5668<\/u>\u7684\u82af\u7247\u4e0a\u3002\u7f3a\u70b9\u662f\u4e0d\u540c\u5236\u9020\u5546\u7684\u7ec4\u4ef6\u4e0d\u518d\u517c\u5bb9\uff0c\u4e0d\u80fd\u8f7b\u6613\u76f8\u4e92\u4ea4\u6362\u3002<\/p>\n<p>\u5e26\u6709 GaN \u6676\u4f53\u7ba1\u7684\u5347\u538b\u8f6c\u6362\u5668\uff08PFC \u8f6c\u6362\u5668\uff09\u7684\u5feb\u901f\u5f00\u5173<\/p>\n<p>\u5728\u56fe 3 \u4e2d\uff0c\u5347\u538b\u8f6c\u6362\u5668\u88ab\u8bbe\u8ba1\u4e3a\u201c\u56fe\u817e\u67f1\u7535\u8def\u201d\u3002\u8f93\u51fa\u7535\u538b\u603b\u662f\u9ad8\u4e8e\u8f93\u5165\u7535\u538b\u3002\u6839\u636e\u8f93\u5165\u7535\u538b\u7684\u6781\u6027\uff0c\u4e24\u4e2a\u6676\u4f53\u7ba1\u4ea4\u66ff\u7528\u4f5c\u6709\u6e90\u5f00\u5173\u6216\u7528\u4f5c\u627c\u6d41\u5708\u7535\u6d41\u7684\u6709\u6e90\u7eed\u6d41\u4e8c\u6781\u7ba1\u3002\u8fd9\u4e9b\u6676\u4f53\u7ba1\u4ee5\u201cD\u201d\u548c\u201c(1-D\u201d)\u7684\u5360\u7a7a\u6bd4\u4ea4\u66ff\u63a7\u5236\u3002<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4766\" title=\"pYYBAGFn3EOAarBVAAA4UeUh3mE662\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFn3EOAarBVAAA4UeUh3mE662.jpg\" alt=\"pYYBAGFn3EOAarBVAAA4UeUh3mE662\" width=\"700\" height=\"315\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFn3EOAarBVAAA4UeUh3mE662.jpg 700w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFn3EOAarBVAAA4UeUh3mE662-300x135.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u56fe 3.<\/p>\n<p>\u56fe\u817e\u67f1\u8f93\u5165\u8f6c\u6362\u5668\u5e26\u6709\u8f93\u5165\u548c\u8f93\u51fa<u>\u6ee4\u6ce2\u5668<\/u>\u4ee5\u9632\u6b62\u65e0\u7ebf\u7535\u5e72\u6270<\/p>\n<p>\u5f53\u4e24\u4e2a\u5f00\u5173\u90fd\u4f7f\u7528\u975e\u5e38\u5feb\u901f\u5f00\u5173\u7684 GaN \u6676\u4f53\u7ba1\u65f6\uff0c\u8be5\u7ea7\u53ef\u4ee5\u5728\u8fde\u7eed\u627c\u6d41\u7535\u6d41\u4e0b\u8fd0\u884c\u3002\u8fd9\u610f\u5473\u7740\u5f53\u5f00\u5173\u6253\u5f00\u6216\u5173\u95ed\u65f6\uff0c\u627c\u6d41\u7535\u6d41\u4e0d\u5fc5\u4e3a\u96f6\uff0c\u56e0\u4e3a\u53ea\u4f1a\u4ea7\u751f\u975e\u5e38\u4f4e\u7684\u5f00\u5173\u635f\u8017\u3002\u56e0\u6b64\uff0c\u50a8\u80fd\u627c\u6d41\u5708\u53ef\u4ee5\u5728\u660e\u663e\u8f83\u4f4e\u7684\u9ad8\u9891\u4ea4\u6d41\u7535\u6d41\u4e0b\u8fd0\u884c\u3002<\/p>\n<p>\u7531\u4e8e\u5728\u63a7\u5236\u6280\u672f\u65b9\u9762\uff0c\u901a\u8fc7\u627c\u6d41\u5708\u548c\u6574\u6d41\u4e8c\u6781\u7ba1\u7684\u7535\u6d41\u5f97\u5230\u9002\u5f53\u63a7\u5236\uff0c\u4e3a\u4e86\u8fdb\u4e00\u6b65\u964d\u4f4e\u529f\u7387\u635f\u8017\uff0c\u6574\u6d41\u4e8c\u6781\u7ba1\u4e5f\u53ef\u4ee5\u7528\u5bfc\u901a<u>\u7535\u963b<\/u>\u975e\u5e38\u4f4e\u7684 SJ MOSFET \u4ee3\u66ff\u3002\u8fd9\u5bfc\u81f4\u603b\u529f\u7387\u635f\u8017\u7684\u8fdb\u4e00\u6b65\u964d\u4f4e\uff0c\u4ece\u800c\u4e5f\u63d0\u9ad8\u4e86\u6548\u7387\u3002<\/p>\n<p>\u7531\u4e8e GaN \u6676\u4f53\u7ba1\u7684\u5f00\u5173\u65f6\u95f4\u4ec5\u4e3a\u51e0\u7eb3\u79d2\uff0c\u56e0\u6b64\u4f1a\u5f15\u8d77\u5bc4\u751f\u7535\u611f\u548c\u7535\u5bb9\u4ea7\u751f\u6781\u9ad8\u9891\u632f\u8361\uff0c\u4ece\u800c\u5bfc\u81f4\u8f93\u5165\u548c\u8f93\u51fa\u51fa\u73b0\u4e25\u91cd\u5e72\u6270\u5e76\u5bf9\u6d4b\u91cf\u4ea7\u751f\u8d1f\u9762\u5f71\u54cd\u3002\u56e0\u6b64\uff0c\u4f7f\u7528\u4e86\u56fe 3 \u4e2d\u6240\u793a\u7684\u8fc7\u6ee4\u5668\u3002\u6d4b\u91cf\u7684\u5f00\u5173\u4fe1\u53f7\uff0c\u5728\u6bcf\u79cd\u60c5\u51b5\u4e0b\u5728 GaN \u6676\u4f53\u7ba1\u7684\u6f0f\u6781\u548c\u6e90\u6781\u7aef\u5b50\u4e4b\u95f4\u6d4b\u91cf\uff0c\u5982\u56fe 4 \u6240\u793a\uff1b\u76f8\u5173\u7684\u6d4b\u91cf\u8bbe\u8ba1\u5982\u56fe 5 \u6240\u793a\u3002<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4765\" title=\"pYYBAGFn3ESAT5dQAACUycBfRug788\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFn3ESAT5dQAACUycBfRug788.jpg\" alt=\"pYYBAGFn3ESAT5dQAACUycBfRug788\" width=\"600\" height=\"377\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFn3ESAT5dQAACUycBfRug788.jpg 600w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFn3ESAT5dQAACUycBfRug788-300x189.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe 4a<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4767\" title=\"pYYBAGFn3EaAH6AOAACf6-WVw60588\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFn3EaAH6AOAACf6-WVw60588.jpg\" alt=\"pYYBAGFn3EaAH6AOAACf6-WVw60588\" width=\"600\" height=\"378\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFn3EaAH6AOAACf6-WVw60588.jpg 600w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFn3EaAH6AOAACf6-WVw60588-300x189.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe 4b<\/p>\n<p>\u56fe 4.<\/p>\n<p>\u5e26\u6709 (a) \u548c\u4e0d\u5e26\u6709 (b) \u7528\u4e8e\u9632\u6b62\u77ac\u6001\u54cd\u5e94\u7684\u5916\u90e8 SiC \u5e76\u8054\u4e8c\u6781\u7ba1\u7684 PFC \u8f6c\u6362\u5668\u4e2d GaN \u6676\u4f53\u7ba1\u7684\u5f00\u5173\u884c\u4e3a<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4768\" title=\"pYYBAGFn3EeAGzhOAAEWg7_MCDg179\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFn3EeAGzhOAAEWg7_MCDg179.jpg\" alt=\"pYYBAGFn3EeAGzhOAAEWg7_MCDg179\" width=\"580\" height=\"519\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFn3EeAGzhOAAEWg7_MCDg179.jpg 580w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/pYYBAGFn3EeAGzhOAAEWg7_MCDg179-300x268.jpg 300w\" sizes=\"(max-width: 580px) 100vw, 580px\" \/><\/p>\n<p>\u56fe 5.<\/p>\n<p>\u6d4b\u91cf\u8bbe\u8ba1<\/p>\n<p>\u5bf9\u4e8e\u6b64\u5904\u4f7f\u7528\u7684 GaN \u6676\u4f53\u7ba1\uff0c\u5f88\u660e\u663e\u9700\u8981\u4e0e\u6f0f\u6e90\u5e76\u8054\u7684 SiC \u4e8c\u6781\u7ba1\uff08D3 \u548c D4\uff09\u6765\u9632\u6b62\u6b7b\u533a\u65f6\u95f4\uff08GaN \u53cd\u5411\u4f20\u5bfc\uff0c\u6805\u6781\u201c\u5173\u95ed\u201d\uff09\u671f\u95f4\u7684\u632f\u8361\u3002\u56fe 4 \u663e\u793a\u4e86 GaN \u6676\u4f53\u7ba1\u6f0f\u6e90\u7535\u538b\u5173\u65ad\u884c\u4e3a\u7684\u6d4b\u91cf\u7ed3\u679c\uff0c\u65e0\u8bba\u6709\u6ca1\u6709\u5916\u90e8\u5e76\u8054\u4e8c\u6781\u7ba1\u3002\u5f00\u5173\u8fc7\u7a0b\u7684\u65f6\u95f4\u4e0d\u5230 7 \u7eb3\u79d2\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u6bd4\u6807\u51c6 MOSFET \u7684\u65f6\u95f4\u77ed\u7ea6\u5341\u500d\u3002\u4e0e\u4f20\u7edf\u7684 MOSFET \u5f00\u5173\u76f8\u6bd4\uff0c\u8fd9\u4e5f\u5bfc\u81f4\u5bfc\u901a\u548c\u5173\u65ad\u635f\u8017\u964d\u4f4e\u4e86\u76f8\u540c\u7684\u7cfb\u6570\u3002<\/p>\n<p>\u4e0a\u56fe\u6240\u793a\u7535\u8def\u8bbe\u8ba1\u7528\u4e8e 1000 W \u7684\u8f93\u51fa\uff1b\u4e24\u4e2a\u5f00\u5173\u6676\u4f53\u7ba1\u662f 80mOhm GaN \u6676\u4f53\u7ba1\u3002\u63a7\u5236\u548c\u8c03\u8282\u662f\u79bb\u6563\u548c\u6a21\u62df\u8bbe\u7f6e\u7684\uff0c\u56e0\u6b64\u53ef\u4ee5\u5f71\u54cd\u548c\u8bbe\u7f6e\u6240\u6709\u8fd0\u884c\u53c2\u6570\u3002\u56fe 4b \u4e2d\u663e\u793a\u7684\u5173\u95ed\u540e\u7684\u632f\u8361\u4f1a\u4ea7\u751f\u96be\u4ee5\u8fc7\u6ee4\u7684\u9ad8\u9891\u5e72\u6270\uff0c\u8fd9\u9700\u8981\u5927\u91cf\u7684\u8fc7\u6ee4\u5de5\u4f5c\uff1b\u56e0\u6b64\uff0c\u5fc5\u987b\u907f\u514d\u5b83\u4eec\u3002<\/p>\n<p>\u4f7f\u7528 GaN \u6676\u4f53\u7ba1\u964d\u4f4e\u7535\u611f<\/p>\n<p>\u7535\u611f\u7684\u635f\u8017\u548c\u5927\u5c0f\u5bf9\u5347\u538b\u8f6c\u6362\u5668\uff08PFC \u8f6c\u6362\u5668\uff09\u7684\u6548\u7387\u6709\u91cd\u5927\u5f71\u54cd\u3002\u7535\u611f\u7684\u50a8\u5b58\u80fd\u91cf\u4e0e\u5bfc\u901a\u548c\u5173\u65ad\u671f\u95f4\u7684\u7535\u6d41\u5e45\u5ea6\u6210\u4e8c\u6b21\u65b9\u5173\u7cfb\uff1b\u540c\u65f6\uff0c\u6b27\u59c6\u635f\u8017\u4e0e\u7535\u6d41\u6210\u4e8c\u6b21\u65b9\u589e\u52a0\u3002<\/p>\n<p>\u53e6\u4e00\u65b9\u9762\uff0c\u7535\u611f\u4e2d\u7684\u78c1\u6ede\u635f\u8017\u53d6\u51b3\u4e8e<u>\u78c1\u82af<\/u>\u7684\u4f53\u79ef\u3001\u7535\u6d41\u7684\u4ea4\u6d41\u5206\u91cf\uff0c\u4ece\u800c\u53d6\u51b3\u4e8e\u78c1\u6d41\u5bc6\u5ea6\u53d8\u5316\u7684\u51b2\u7a0b\u548c\u5f00\u5173\u9891\u7387\u3002\u8bc4\u4f30\u7684\u6d4b\u8bd5\u8bbe\u8ba1\u4f7f\u7528 100kHz \u7684\u5e73\u5747\u5f00\u5173\u9891\u7387\u3002110VAC \u548c 230VAC \u8f93\u5165\u7535\u538b\u7684\u627c\u6d41\u7535\u6d41\u6d4b\u91cf\u7ed3\u679c\u5982\u56fe 6 \u6240\u793a\u3002<\/p>\n<p>\u7531\u4e8e\u7eb9\u6ce2\u7535\u6d41\u7684\u5927\u5c0f\u53d6\u51b3\u4e8e\u8f93\u5165\u7535\u538b\u548c\u5347\u538b\u7535\u538b\u4e4b\u95f4\u7684\u5dee\u503c\uff0c\u56e0\u6b64\u8f83\u4f4e\u7684\u8f93\u5165\u7535\u538b\uff08\u56fe 6a\uff09\u4f1a\u5bfc\u81f4\u7eb9\u6ce2\u7535\u6d41\u9ad8\u4e8e\u4f7f\u7528\u8f83\u9ad8\u7535\u538b\u7684\u64cd\u4f5c\uff08\u56fe 6b\uff09\u3002\u5728\u4f4e\u8f93\u5165\u7535\u538b\u4e0b\uff0c\u7535\u611f\u4e2d\u78c1\u6027\u6750\u6599\u7684\u70ed\u635f\u5931\u8981\u5927\u5f97\u591a\uff0c\u56e0\u6b64\u5fc5\u987b\u8003\u8651\u8fd9\u79cd\u4e0d\u5229\u7684\u5de5\u4f5c\u60c5\u51b5\u3002<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4769\" title=\"poYBAGFn3EiAFHKbAACiMw7M7Uc109\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EiAFHKbAACiMw7M7Uc109.jpg\" alt=\"poYBAGFn3EiAFHKbAACiMw7M7Uc109\" width=\"600\" height=\"378\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EiAFHKbAACiMw7M7Uc109.jpg 600w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EiAFHKbAACiMw7M7Uc109-300x189.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe 6a\u3002<\/p>\n<p>\u627c\u6d41\u5708\u4e2d\u7684\u7535\u6d41 (L2) @ 110V<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4770\" title=\"poYBAGFn3EmAT6M7AAClW0oTeTE681\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EmAT6M7AAClW0oTeTE681.jpg\" alt=\"poYBAGFn3EmAT6M7AAClW0oTeTE681\" width=\"600\" height=\"377\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EmAT6M7AAClW0oTeTE681.jpg 600w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EmAT6M7AAClW0oTeTE681-300x189.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe 6b\u3002<\/p>\n<p>\u627c\u6d41\u5708\u4e2d\u7684\u7535\u6d41 (L2)@ 230V<\/p>\n<p>\u56fe 6 \u663e\u793a\u4e86\u5728 a) 110VAC \u7535\u6e90\u8f93\u5165\u7535\u538b\u548c b) 230VAC \u7535\u6e90\u8f93\u5165\u7535\u538b\u4e0b\u5347\u538b\u8f6c\u6362\u5668\uff08PFC \u8f6c\u6362\u5668\uff09\u7535\u611f\u4e2d\u7684\u7535\u6d41\u6d4b\u91cf\u503c\u3002<\/p>\n<p>\u7531\u4e8e\u78c1\u82af\u635f\u8017\u968f\u7740\u7535\u611f\u4e2d\u7535\u6d41\u7eb9\u6ce2\u7cfb\u6570\u7684\u964d\u4f4e\u800c\u964d\u4f4e\uff0c\u5177\u6709 GaN \u6676\u4f53\u7ba1\u7684 PFC \u8f6c\u6362\u5668\u63d0\u4f9b\u4e86\u4f7f\u7528\u78c1\u6027\u6750\u6599\u4f5c\u4e3a\u7535\u611f\u7684\u9009\u9879\uff0c\u5177\u6709\u975e\u5e38\u9ad8\u7684\u78c1\u9971\u548c\u78c1\u901a\u5bc6\u5ea6\uff0c\u5c3d\u7ba1\u6bd4\u78c1\u6ede\u635f\u8017\u76f8\u5bf9\u8f83\u9ad8\u3002\u8fd9\u4f7f\u5f97\u53ef\u4ee5\u5728\u51e0\u767e kHz \u7684\u4f4e\u5f00\u5173\u635f\u8017\u4e0b\u4f7f\u7528\u66f4\u9ad8\u7684\u5f00\u5173\u9891\u7387\u3002\u8fd9\u5141\u8bb8\u8fdb\u4e00\u6b65\u51cf\u5c0f\u7535\u611f\u7684\u7ed3\u6784\u5c3a\u5bf8\u3002<\/p>\n<p>\u7531\u4e8e\u66f4\u5feb\u7684\u5207\u6362\u800c\u589e\u52a0\u7684\u5e72\u6270<\/p>\n<p>GaN \u6676\u4f53\u7ba1\u4e2d\u6781\u77ed\u7684\u5f00\u5173\u8fc7\u7a0b\u5bfc\u81f4\u65b9\u6ce2\u7535\u6d41\u548c\u7535\u538b\u7684\u4ea7\u751f\uff0c\u7531\u4e8e\u6781\u9ad8\u7684\u6fc0\u6d3b\u548c\u53bb\u6fc0\u6d3b\u8fb9\u7f18\uff0c\u8fd9\u4f1a\u4ea7\u751f\u9ad8\u9891\u5e72\u6270\u7535\u538b\u548c\u7535\u6d41\u3002\u8fd9\u4e9b\u90fd\u662f\u4e0d\u53ef\u53d6\u7684\uff0c\u5fc5\u987b\u8fdb\u884c\u9002\u5f53\u7684\u8fc7\u6ee4\uff0c\u4ee5\u9632\u6b62\u7535\u78c1\u5e72\u6270\u4ece\u5f00\u5173\u7535\u6e90\u901a\u8fc7\u8fde\u63a5\u7ebf\u6216\u8f90\u5c04\u4f20\u8f93\u5230\u5176\u5468\u56f4\u73af\u5883\u3002\u5171\u6a21\u5e72\u6270\u6700\u96be\u8fc7\u6ee4\uff1b\u76f8\u5e94\u7684\u6d4b\u91cf\u7ed3\u679c\u5982\u56fe 7 \u6240\u793a\u3002<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4773\" title=\"poYBAGFn3EqAMKYRAAChLBTYh9I693\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EqAMKYRAAChLBTYh9I693.jpg\" alt=\"poYBAGFn3EqAMKYRAAChLBTYh9I693\" width=\"600\" height=\"378\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EqAMKYRAAChLBTYh9I693.jpg 600w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EqAMKYRAAChLBTYh9I693-300x189.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe 7.<\/p>\n<p>PFC \u8f6c\u6362\u5668\u5728 1000W \u6ee1\u8d1f\u8f7d\u548c 230VAC \u7535\u6e90\u7535\u538b\u4e0b\u7684\u5171\u6a21\u5e72\u6270\u7535\u6d41\uff08\u7eff\u8272\uff09\u548c\u5171\u6a21\u5e72\u6270\u7535\u538b\uff08\u7ea2\u8272\uff09<\/p>\n<p>\u8be6\u7ec6\u89c6\u56fe\u663e\u793a 100Hz \u7684\u5171\u6a21\u7535\u538b\u975e\u5e38\u5feb\u5730\u53cd\u8f6c\u5176\u6781\u6027\uff1b\u9ad8\u9891\u90e8\u5206\u662f\u7531\u5347\u538b\u4e8c\u6781\u7ba1\u7684\u80fd\u91cf\u6062\u590d\u5f15\u8d77\u7684\u3002\u5728\u6b64\u8fc7\u7a0b\u4e2d\uff0c\u7535\u6d41\u65e0\u6cd5\u627e\u5230\u901a\u8fc7\u4e8c\u6781\u7ba1 D1 D2 \u7684\u8def\u5f84\uff0c\u56e0\u6b64\u4f5c\u4e3a\u5171\u6a21\u7535\u6d41\u901a\u8fc7 Y \u7535\u5bb9\u5668\u6d41\u56de\u7535\u7f51\u3002\u5bf9\u6709\u6e90\u5347\u538b\u4e8c\u6781\u7ba1\u4f7f\u7528\u667a\u80fd\u63a7\u5236\u5e76\u7528 MOSFET \u66ff\u6362\u65e0\u6e90\u6574\u6d41\u4e8c\u6781\u7ba1 D1 D2\uff0c\u53ef\u4ee5\u663e\u7740\u964d\u4f4e\u6b64\u7535\u6d41\u3002<\/p>\n<p>\u4f7f\u7528 GaN \u6676\u4f53\u7ba1\u63d0\u9ad8\u6548\u7387\u5e76\u51cf\u5c0f\u7ed3\u6784\u5c3a\u5bf8<\/p>\n<p>PFC \u8f6c\u6362\u5668\u7684\u6548\u7387\u901a\u5e38\u7531\u534a\u5bfc\u4f53\u5f00\u5173\u7684\u4f20\u5bfc\u548c\u5f00\u5173\u635f\u8017\u4ee5\u53ca\u7535\u611f\u7684\u6b27\u59c6\u548c\u78c1\u5316\u635f\u8017\u7ec4\u6210\u3002\u6d4b\u91cf\u603b\u635f\u5931\u5e76\u8ba1\u7b97\u5355\u4e2a\u635f\u5931\u7684\u6bd4\u4f8b\uff1b\u5b83\u4eec\u5982\u56fe 8 \u6240\u793a\u3002<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4772\" title=\"poYBAGFn3EuAOWYrAABTd-S35Ik583\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EuAOWYrAABTd-S35Ik583.jpg\" alt=\"poYBAGFn3EuAOWYrAABTd-S35Ik583\" width=\"600\" height=\"396\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EuAOWYrAABTd-S35Ik583.jpg 600w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EuAOWYrAABTd-S35Ik583-300x198.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe 8.<\/p>\n<p>\u7535\u6e90\u7535\u538b\u4e3a 230VAC \u65f6\uff0c\u4e0e\u7535\u6e90\u8f93\u5165\u7535\u538b\u76f8\u5173\u7684\u603b\u635f\u8017\u5206\u914d\u7ed9\u5404\u4e2a\u7ec4\u4ef6<\/p>\n<p>\u7531\u4e8e\u8f93\u5165\u7535\u538b\u8f83\u4f4e\u65f6\u7535\u6d41\u8f83\u9ad8\uff0c\u7535\u611f\u7684\u78c1\u6027\u6750\u6599\u635f\u8017\u8f83\u9ad8\uff0c\u56e0\u6b64\u6548\u7387\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u53d6\u51b3\u4e8e\u7535\u6e90\u8f93\u5165\u7535\u538b\u3002\u56fe 9 \u518d\u6b21\u603b\u7ed3\u4e86\u8fd9\u79cd\u5173\u7cfb\u3002<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4771\" title=\"poYBAGFn3EyAFVaNAAAzcbVhFRQ463\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EyAFVaNAAAzcbVhFRQ463.jpg\" alt=\"poYBAGFn3EyAFVaNAAAzcbVhFRQ463\" width=\"600\" height=\"327\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EyAFVaNAAAzcbVhFRQ463.jpg 600w, http:\/\/www.szryc.com\/wp-content\/uploads\/2021\/10\/poYBAGFn3EyAFVaNAAAzcbVhFRQ463-300x164.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe 9.<\/p>\n<p>\u4e0e\u5177\u6709 SJ MOSFET \u7684\u201c\u8fb9\u754c\u6a21\u5f0f\u4ea4\u9519\u201dPFC\uff08\u6a59\u8272\uff09\u76f8\u6bd4\uff0c\u4e0e\u7535\u6e90\u8f93\u5165\u7535\u538b\u76f8\u5173\u7684\u5177\u6709 GaN \u6676\u4f53\u7ba1\uff08\u84dd\u8272\uff09\u7684\u56fe\u817e\u67f1 PFC \u8f6c\u6362\u5668\u7684\u603b\u4f53\u6548\u7387<\/p>\n<p>\u5728 PFC \u8f6c\u6362\u5668\u4e2d\u4f7f\u7528 GaN \u6676\u4f53\u7ba1\u53ef\u5b9e\u73b0\u9ad8\u6548\u7387<\/p>\n<p>\u7efc\u4e0a\u6240\u8ff0\uff0c\u53ef\u4ee5\u8bf4\u5728 PFC \u8f6c\u6362\u5668\u4e2d\u4f7f\u7528\u5177\u6709\u5408\u9002\u7535\u8def\u8bbe\u8ba1\u7684 GaN \u6676\u4f53\u7ba1\u53ef\u4ee5\u4ea7\u751f\u8d85\u8fc7 99% \u7684\u6781\u9ad8\u6548\u7387\uff1b\u7136\u800c\uff0c\u7528\u4e8e\u4f4e\u7535\u6e90\u7535\u538b\u7684\u7ecf\u6d4e\u53ef\u884c\u7684 GaN \u6676\u4f53\u7ba1\u7684\u5bfc\u901a\u7535\u963b\u663e\u7136\u4ecd\u7136\u8fc7\u9ad8\uff0c\u5e76\u4e14\u5fc5\u987b\u4f7f\u7528\u6fc0\u6d3b\u7684 MOSFET \u4f5c\u4e3a\u7535\u6e90\u4e8c\u6781\u7ba1\u3002\u8fd9\u5bfc\u81f4\u6548\u7387\u6bd4\u91c7\u7528\u5e26\u6865\u5f0f\u6574\u6d41\u5668\u7684\u4f20\u7edf MOSFET \u7684 PFC \u8f6c\u6362\u5668\u9ad8 3% \u81f3 5%\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u5728\u5f00\u5173\u7535\u6e90\u4e2d\u7ed3\u5408\u4f7f\u7528 PFC \u8f6c\u6362\u5668\u548c\u8c10\u632f\u8f6c\u6362\u5668\u53ef\u5b9e\u73b0 96% \u4ee5\u4e0a\u7684\u6574\u4f53\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u53ef\u4ee5\u4f7f\u7528\u6781\u5feb\u7684\u5f00\u5173\u6676\u4f53\u7ba1\uff1a\u8d85\u7ea7\u7ed3\u00a0MOSFET\u00a0(SJ)\u3001\u78b3\u5316\u7845 MOSFET (SiC) \u548c\u57fa\u4e8e\u6c2e\u5316\u9553\u00a0(G 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