{"id":53369,"date":"2025-08-12T09:49:51","date_gmt":"2025-08-12T01:49:51","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/53369.html"},"modified":"2025-08-12T09:49:51","modified_gmt":"2025-08-12T01:49:51","slug":"%e8%8a%af%e8%b0%b7%e7%a7%91%e6%8a%80-%e5%8d%ab%e6%98%9f%e9%80%9a%e4%bf%a1%e7%b3%bb%e7%bb%9ffet%e5%81%8f%e7%bd%ae%e6%8e%a7%e5%88%b6%e5%99%a8d8600","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/53369.html","title":{"rendered":"\u82af\u8c37\u79d1\u6280--\u536b\u661f\u901a\u4fe1\u7cfb\u7edfFET\u504f\u7f6e\u63a7\u5236\u5668D8600"},"content":{"rendered":"<p>\u5728\u536b\u661f\u901a\u4fe1\u7cfb\u7edf\u4e2d&#xff0c;\u4f4e\u566a\u58f0\u5757\u4e0b\u53d8\u9891\u5668&#xff08;LNB&#xff09;\u7684\u6027\u80fd\u76f4\u63a5\u5f71\u54cd\u5230\u4fe1\u53f7\u63a5\u6536\u7684\u8d28\u91cf\u3002D8600 \u4f5c\u4e3a\u4e00\u6b3e\u4e13\u4e3a GaAs \u548c HEMT FET \u8bbe\u8ba1\u7684\u504f\u7f6e\u63a7\u5236\u5668&#xff0c;\u80fd\u591f\u4e3a LNB \u63d0\u4f9b\u7a33\u5b9a\u7684\u504f\u7f6e\u7535\u538b\u548c\u7535\u6d41&#xff0c;\u786e\u4fdd\u7cfb\u7edf\u5728\u5404\u79cd\u73af\u5883\u4e0b\u7684\u7a33\u5b9a\u8fd0\u884c\u3002<\/p>\n<h3>\u4ea7\u54c1\u7b80\u4ecb<\/h3>\n<p>D8600 \u662f\u4e00\u6b3e\u9ad8\u6027\u80fd\u7684 FET \u504f\u7f6e\u63a7\u5236\u5668&#xff0c;\u4e13\u4e3a\u536b\u661f\u63a5\u6536\u7cfb\u7edf\u4e2d\u7684 LNB \u8bbe\u8ba1\u3002\u5b83\u80fd\u591f\u4e3a\u591a\u8fbe\u516d\u4e2a\u5916\u90e8\u63a5\u5730\u6e90 FET \u63d0\u4f9b\u6f0f\u6781\u7535\u538b\u548c\u7535\u6d41\u63a7\u5236&#xff0c;\u540c\u65f6\u751f\u6210\u6240\u9700\u7684\u8d1f\u6805\u6781\u504f\u7f6e\u7535\u538b\u3002\u8be5\u82af\u7247\u91c7\u7528 SSOP20 \u5c01\u88c5\u5f62\u5f0f&#xff0c;\u5177\u6709\u4f53\u79ef\u5c0f\u3001\u529f\u8017\u4f4e\u3001\u7a33\u5b9a\u6027\u9ad8\u7684\u7279\u70b9\u3002<\/p>\n<h4>\u4e3b\u8981\u7279\u6027<\/h4>\n<ul>\n<li>\n<p>\u4e3a GaAs \u548c HEMT FET \u63d0\u4f9b\u504f\u7f6e&#xff1a;D8600 \u80fd\u591f\u4e3a\u591a\u79cd FET \u63d0\u4f9b\u7a33\u5b9a\u7684\u504f\u7f6e\u7535\u538b\u548c\u7535\u6d41\u3002<\/p>\n<\/li>\n<li>\n<p>\u652f\u6301\u591a\u8fbe\u516d\u4e2a FET&#xff1a;\u5355\u82af\u7247\u5373\u53ef\u63a7\u5236\u591a\u8fbe\u516d\u4e2a FET&#xff0c;\u51cf\u5c11\u5916\u90e8\u5143\u4ef6\u6570\u91cf\u3002<\/p>\n<\/li>\n<li>\n<p>\u52a8\u6001 FET \u4fdd\u62a4&#xff1a;\u5728\u4efb\u4f55\u6761\u4ef6\u4e0b&#xff0c;\u5305\u62ec\u7535\u6e90\u4e0a\u7535\/\u4e0b\u7535\u77ac\u6001&#xff0c;\u6805\u6781\u9a71\u52a8\u7535\u538b\u90fd\u4e0d\u4f1a\u8d85\u8fc7 -3.5V \u81f3 0.7V \u7684\u8303\u56f4\u3002<\/p>\n<\/li>\n<li>\n<p>\u6f0f\u6781\u7535\u6d41\u7531\u5916\u90e8\u7535\u963b\u8bbe\u7f6e&#xff1a;\u901a\u8fc7\u5916\u90e8\u7535\u963b RCAL1 \u548c RCAL2&#xff0c;\u53ef\u4ee5\u7075\u6d3b\u8bbe\u7f6e\u6bcf\u4e2a FET \u7684\u6f0f\u6781\u7535\u6d41\u3002<\/p>\n<\/li>\n<li>\n<p>\u8d1f\u7535\u6e90\u8f68\u751f\u6210\u5668&#xff1a;\u4ec5\u9700\u4e24\u4e2a\u5916\u90e8\u7535\u5bb9\u5373\u53ef\u751f\u6210\u7a33\u5b9a\u7684\u8d1f\u7535\u6e90\u8f68&#xff0c;\u7528\u4e8e FET \u6805\u6781\u504f\u7f6e\u3002<\/p>\n<\/li>\n<li>\n<p>\u5bbd\u7535\u6e90\u7535\u538b\u8303\u56f4&#xff1a;\u652f\u6301 5V \u81f3 12V \u7684\u7535\u6e90\u7535\u538b&#xff0c;\u9002\u5e94\u4e0d\u540c\u7684\u7535\u6e90\u7cfb\u7edf\u3002<\/p>\n<\/li>\n<li>\n<p>SSOP20 \u8868\u9762\u8d34\u88c5\u5c01\u88c5&#xff1a;\u9002\u5408\u7d27\u51d1\u578b\u8bbe\u8ba1&#xff0c;\u51cf\u5c11 PCB \u7a7a\u95f4\u5360\u7528\u3002<\/p>\n<\/li>\n<\/ul>\n<h4>\u7535\u6c14\u7279\u6027<\/h4>\n<ul>\n<li>\n<p>\u4f9b\u7535\u7535\u538b&#xff1a;5V \u81f3 12V&#xff0c;\u786e\u4fdd\u5728\u4e0d\u540c\u7535\u6e90\u6761\u4ef6\u4e0b\u90fd\u80fd\u7a33\u5b9a\u5de5\u4f5c\u3002<\/p>\n<\/li>\n<li>\n<p>\u9759\u6001\u7535\u6d41&#xff1a;\u5178\u578b\u503c\u4e3a 10mA&#xff0c;\u6700\u5927\u503c\u4e3a 50mA&#xff0c;\u4f4e\u529f\u8017\u8bbe\u8ba1\u9002\u5408\u7535\u6c60\u4f9b\u7535\u6216\u5bf9\u529f\u8017\u654f\u611f\u7684\u5e94\u7528\u3002<\/p>\n<\/li>\n<li>\n<p>\u6f0f\u6781\u7535\u6d41&#xff1a;\u901a\u8fc7\u5916\u90e8\u7535\u963b\u8bbe\u7f6e&#xff0c;\u8303\u56f4\u4e3a 8mA \u81f3 12mA&#xff0c;\u786e\u4fdd FET \u5728\u6700\u4f73\u5de5\u4f5c\u72b6\u6001\u4e0b\u8fd0\u884c\u3002<\/p>\n<\/li>\n<li>\n<p>\u6805\u6781\u8f93\u51fa\u7535\u6d41\u8303\u56f4&#xff1a;-30\u00b5A \u81f3 2000\u00b5A&#xff0c;\u63d0\u4f9b\u7075\u6d3b\u7684\u6805\u6781\u7535\u6d41\u63a7\u5236\u3002<\/p>\n<\/li>\n<li>\n<p>\u6805\u6781\u8f93\u51fa\u7535\u538b&#xff1a;\u5728\u4e0d\u540c\u8d1f\u8f7d\u6761\u4ef6\u4e0b&#xff0c;\u8f93\u51fa\u7535\u538b\u8303\u56f4\u4e3a -3.5V \u81f3 0V&#xff0c;\u786e\u4fdd FET \u7684\u7a33\u5b9a\u504f\u7f6e\u3002<\/p>\n<\/li>\n<li>\n<p>\u8f93\u51fa\u566a\u58f0&#xff1a;\u6f0f\u6781\u566a\u58f0\u7535\u538b \u2264 0.02Vpk-pk&#xff0c;\u6805\u6781\u566a\u58f0\u7535\u538b \u2264 0.005Vpk-pk&#xff0c;\u786e\u4fdd\u4f4e\u566a\u58f0\u8fd0\u884c\u3002<\/p>\n<\/li>\n<\/ul>\n<h4>\u5f15\u811a\u8bf4\u660e<\/h4>\n<\/p>\n<table>\n<tr>\u5f15\u811a\u53f7\u5f15\u811a\u540d\u79f0\u529f\u80fd\u63cf\u8ff0<\/tr>\n<tbody>\n<tr>\n<td>1<\/td>\n<td>D1<\/td>\n<td>\u6f0f\u6781\u8f93\u51fa 1<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>G1<\/td>\n<td>\u6805\u6781\u8f93\u51fa 1<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>D2<\/td>\n<td>\u6f0f\u6781\u8f93\u51fa 2<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>G2<\/td>\n<td>\u6805\u6781\u8f93\u51fa 2<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>D3<\/td>\n<td>\u6f0f\u6781\u8f93\u51fa 3<\/td>\n<\/tr>\n<tr>\n<td>6<\/td>\n<td>G3<\/td>\n<td>\u6805\u6781\u8f93\u51fa 3<\/td>\n<\/tr>\n<tr>\n<td>7<\/td>\n<td>GND<\/td>\n<td>\u5730<\/td>\n<\/tr>\n<tr>\n<td>8<\/td>\n<td>NC<\/td>\n<td>\u672a\u8fde\u63a5<\/td>\n<\/tr>\n<tr>\n<td>9<\/td>\n<td>RCAL1<\/td>\n<td>\u6f0f\u6781\u7535\u6d41\u8bbe\u7f6e\u7535\u963b 1<\/td>\n<\/tr>\n<tr>\n<td>10<\/td>\n<td>CNB1<\/td>\n<td>\u8d1f\u7535\u6e90\u8f68\u751f\u6210\u5668\u7535\u5bb9 1<\/td>\n<\/tr>\n<tr>\n<td>11<\/td>\n<td>RCAL2<\/td>\n<td>\u6f0f\u6781\u7535\u6d41\u8bbe\u7f6e\u7535\u963b 2<\/td>\n<\/tr>\n<tr>\n<td>12<\/td>\n<td>CNB2<\/td>\n<td>\u8d1f\u7535\u6e90\u8f68\u751f\u6210\u5668\u7535\u5bb9 2<\/td>\n<\/tr>\n<tr>\n<td>13<\/td>\n<td>CSUB<\/td>\n<td>\u8d1f\u7535\u6e90\u8f68\u751f\u6210\u5668\u7535\u5bb9<\/td>\n<\/tr>\n<tr>\n<td>14<\/td>\n<td>G4<\/td>\n<td>\u6805\u6781\u8f93\u51fa 4<\/td>\n<\/tr>\n<tr>\n<td>15<\/td>\n<td>D4<\/td>\n<td>\u6f0f\u6781\u8f93\u51fa 4<\/td>\n<\/tr>\n<tr>\n<td>16<\/td>\n<td>G5<\/td>\n<td>\u6805\u6781\u8f93\u51fa 5<\/td>\n<\/tr>\n<tr>\n<td>17<\/td>\n<td>D5<\/td>\n<td>\u6f0f\u6781\u8f93\u51fa 5<\/td>\n<\/tr>\n<tr>\n<td>18<\/td>\n<td>G6<\/td>\n<td>\u6805\u6781\u8f93\u51fa 6<\/td>\n<\/tr>\n<tr>\n<td>19<\/td>\n<td>D6<\/td>\n<td>\u6f0f\u6781\u8f93\u51fa 6<\/td>\n<\/tr>\n<tr>\n<td>20<\/td>\n<td>Vcc<\/td>\n<td>\u6b63\u7535\u6e90\u7535\u538b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>\u5e94\u7528\u573a\u666f<\/h4>\n<h4>\u536b\u661f\u63a5\u6536 LNB<\/h4>\n<p>\u5728\u536b\u661f\u63a5\u6536 LNB \u4e2d&#xff0c;D8600 \u80fd\u591f\u4e3a\u591a\u4e2a FET \u63d0\u4f9b\u7a33\u5b9a\u7684\u504f\u7f6e\u7535\u538b\u548c\u7535\u6d41&#xff0c;\u786e\u4fdd LNB \u5728\u5404\u79cd\u73af\u5883\u4e0b\u7684\u7a33\u5b9a\u8fd0\u884c\u3002\u901a\u8fc7\u7b80\u5355\u7684\u5916\u90e8\u7535\u963b\u548c\u7535\u5bb9\u914d\u7f6e&#xff0c;\u53ef\u4ee5\u7075\u6d3b\u8c03\u6574 FET \u7684\u6f0f\u6781\u7535\u6d41\u548c\u6805\u6781\u7535\u538b&#xff0c;\u6ee1\u8db3\u4e0d\u540c\u5e94\u7528\u7684\u9700\u6c42\u3002<\/p>\n<h4>\u79fb\u52a8\u65e0\u7ebf\u7535&#xff08;PMR&#xff09;<\/h4>\n<p>\u5728\u79fb\u52a8\u65e0\u7ebf\u7535\u7cfb\u7edf\u4e2d&#xff0c;D8600 \u80fd\u591f\u4e3a FET \u63d0\u4f9b\u7a33\u5b9a\u7684\u504f\u7f6e&#xff0c;\u786e\u4fdd\u7cfb\u7edf\u5728\u4f4e\u566a\u58f0\u548c\u9ad8\u589e\u76ca\u72b6\u6001\u4e0b\u7684\u8fd0\u884c\u3002\u5176\u5bbd\u7535\u6e90\u7535\u538b\u8303\u56f4\u548c\u4f4e\u529f\u8017\u8bbe\u8ba1\u4f7f\u5176\u9002\u5408\u7535\u6c60\u4f9b\u7535\u7684\u4fbf\u643a\u5f0f\u8bbe\u5907\u3002<\/p>\n<h4>\u624b\u673a<\/h4>\n<p>\u5728\u624b\u673a\u4e2d&#xff0c;D8600 \u80fd\u591f\u4e3a FET \u63d0\u4f9b\u7a33\u5b9a\u7684\u504f\u7f6e&#xff0c;\u786e\u4fdd\u5728\u4f4e\u566a\u58f0\u548c\u9ad8\u589e\u76ca\u72b6\u6001\u4e0b\u7684\u8fd0\u884c\u3002\u5176\u52a8\u6001 FET \u4fdd\u62a4\u529f\u80fd\u80fd\u591f\u4fdd\u62a4 FET \u514d\u53d7\u7535\u6e90\u77ac\u6001\u548c\u8d1f\u8f7d\u6545\u969c\u7684\u5f71\u54cd&#xff0c;\u63d0\u9ad8\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u3002<\/p>\n<h4>\u5e94\u7528\u8bf4\u660e<\/h4>\n<li>\n<p>\u52a8\u6001 FET \u4fdd\u62a4&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u5728\u4efb\u4f55\u6761\u4ef6\u4e0b&#xff0c;\u5305\u62ec\u7535\u6e90\u4e0a\u7535\/\u4e0b\u7535\u77ac\u6001&#xff0c;\u6805\u6781\u9a71\u52a8\u7535\u538b\u90fd\u4e0d\u4f1a\u8d85\u8fc7 -3.5V \u81f3 0.7V \u7684\u8303\u56f4\u3002<\/p>\n<\/li>\n<li>\n<p>\u5982\u679c\u8d1f\u7535\u6e90\u8f68\u51fa\u73b0\u6545\u969c&#xff08;\u5982\u8fc7\u8f7d\u6216\u77ed\u8def&#xff09;&#xff0c;\u6f0f\u6781\u7535\u6e90\u5c06\u5173\u95ed&#xff0c;\u907f\u514d FET \u56e0\u8fc7\u6d41\u800c\u635f\u574f\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u6f0f\u6781\u7535\u6d41\u8bbe\u7f6e&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u901a\u8fc7\u5916\u90e8\u7535\u963b RCAL1 \u548c RCAL2&#xff0c;\u53ef\u4ee5\u7075\u6d3b\u8bbe\u7f6e\u6bcf\u4e2a FET \u7684\u6f0f\u6781\u7535\u6d41\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f8b\u5982&#xff0c;RCAL1 \u8bbe\u7f6e FET 1 \u548c 4 \u7684\u6f0f\u6781\u7535\u6d41&#xff0c;RCAL2 \u8bbe\u7f6e FET 2\u30013\u30015 \u548c 6 \u7684\u6f0f\u6781\u7535\u6d41\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u8d1f\u7535\u6e90\u8f68\u751f\u6210\u5668&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u901a\u8fc7\u5185\u90e8\u632f\u8361\u5668\u548c\u4e24\u4e2a\u5916\u90e8\u7535\u5bb9 CNB \u548c CSUB&#xff0c;\u751f\u6210\u7a33\u5b9a\u7684 -3V \u8d1f\u7535\u6e90\u8f68\u3002<\/p>\n<\/li>\n<li>\n<p>\u8be5\u8d1f\u7535\u6e90\u8f68\u4e0d\u4ec5\u7528\u4e8e FET \u6805\u6781\u504f\u7f6e&#xff0c;\u8fd8\u53ef\u4ee5\u4e3a\u5176\u4ed6\u5916\u90e8\u7535\u8def\u4f9b\u7535\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u9759\u566a\u529f\u80fd&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u901a\u8fc7\u6805\u6781\u8f93\u51fa\u7684\u9759\u566a\u529f\u80fd&#xff0c;\u53ef\u4ee5\u51cf\u5c11\u80cc\u666f\u566a\u58f0&#xff0c;\u63d0\u9ad8\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<h4>\u8bbe\u8ba1\u4f18\u52bf<\/h4>\n<p>D8600 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