{"id":259,"date":"2024-09-09T15:53:16","date_gmt":"2024-09-09T07:53:16","guid":{"rendered":"https:\/\/www.bihec.com\/think-srs\/?p=259"},"modified":"2024-09-09T15:53:16","modified_gmt":"2024-09-09T07:53:16","slug":"ldc500ldc501ldc502","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/think-srs\/ldc500ldc501ldc502\/","title":{"rendered":"SRS,Stanford Research Systems,\u6fc0\u5149\u4e8c\u6781\u7ba1\u63a7\u5236\u5668,LDC500\u7cfb\u5217,LDC500,LDC501,LDC502"},"content":{"rendered":"
SRS<\/a>,Stanford Research Systems<\/a>,\u6fc0\u5149\u4e8c\u6781\u7ba1\u63a7\u5236\u5668<\/a>,LDC500\u7cfb\u5217<\/a>,LDC500<\/a>,LDC501<\/a>,LDC502<\/a><\/p>\n \u6fc0\u5149\u4e8c\u6781\u7ba1\u63a7\u5236\u5668<\/strong> \u6fc0\u5149\u4e8c\u6781\u7ba1\u9a71\u52a8\u5668<\/strong><\/p>\n TEC \u63a7\u5236\u5668<\/strong><\/p>\n \u6982\u8ff0<\/strong><\/p>\n \u4ecb\u7ecd LDC500 \u7cfb\u5217\u6fc0\u5149\u4e8c\u6781\u7ba1\u63a7\u5236\u5668\u2014\u2014\u5177\u6709\u9ad8\u7a33\u5b9a\u6027\u3001\u4f4e\u566a\u58f0<\/a>\u7535\u6d41\u6e90<\/a>\u548c\u96c6\u6210\u6e29\u5ea6\u63a7\u5236\u5668\uff0c\u4ef7\u683c\u975e\u5e38\u5b9e\u60e0\u3002LDC500 \u7cfb\u5217\u662f\u63a7\u5236\u6fc0\u5149\u4e8c\u6781\u7ba1\u7535\u6d41\u548c\u6e29\u5ea6\u7684\u7406\u60f3\u5de5\u5177\u3002\u5b83\u4eec\u63d0\u4f9b\u4e86\u4f60\u671f\u671b\u4ece\u4ef7\u683c\u6602\u8d35\u7684\u4eea\u5668\u4e2d\u83b7\u5f97\u7684\u6027\u80fd\u548c\u7279\u6027\u3002<\/p>\n LDC500 \u7cfb\u5217\u6fc0\u5149\u4e8c\u6781\u7ba1\u63a7\u5236\u5668\u9002\u7528\u4e8e\u63a7\u5236\u6fc0\u5149\u4e8c\u6781\u7ba1\u7684\u7535\u6d41\u548c\u6e29\u5ea6\u3002LDC501 \u63d0\u4f9b\u9ad8\u8fbe 500 mA \u7684\u8f93\u51fa\u7535\u6d41\uff0c\u4e14 RMS \u566a\u58f0\u4f4e\u4e8e 1.1 \u00b5A\uff0c\u800c LDC500 \u63d0\u4f9b\u9ad8\u8fbe 100 mA \u7684\u7535\u6d41\uff0c\u566a\u58f0\u4f4e\u4e8e 0.3 \u00b5A\u3002LDC502 \u63d0\u4f9b\u9ad8\u8fbe 2 A \u7684\u7535\u6d41\u3002<\/p>\n LDC500 \u7cfb\u5217\u914d\u5907\u4f4e\u566a\u58f0\u7535\u6d41\u6e90\u300136 W \u9ad8\u7cbe\u5ea6\u6e29\u5ea6\u63a7\u5236\u5668\uff0c\u5e76\u5305\u542b\u6807\u51c6\u7684\u8ba1\u7b97\u673a\u63a5\u53e3\uff08\u5305\u62ec\u4ee5\u592a\u7f51\uff09\uff0c\u662f\u6fc0\u5149\u4e8c\u6781\u7ba1\u6d4b\u8bd5\u548c\u63a7\u5236\u5e94\u7528\u7684\u6700\u4f73\u9009\u62e9\u3002<\/p>\n \u6613\u7528\u63a5\u53e3<\/strong><\/p>\n LDC500 \u7cfb\u5217\u5177\u6709\u76f4\u89c2\u7684\u7528\u6237\u754c\u9762\uff0c\u8bb8\u591a\u9996\u6b21\u4f7f\u7528\u8005\u65e0\u9700\u67e5\u9605\u624b\u518c\u5373\u53ef\u64cd\u4f5c\u4eea\u5668\uff08\u867d\u7136\u6211\u4eec\u5efa\u8bae\u9605\u8bfb\u624b\u518c\uff09\u3002\u4e0e\u7ade\u4e89\u578b\u53f7\u4e0d\u540c\uff0cLDC500 \u7cfb\u5217\u63a7\u5236\u5668\u914d\u6709\u4e13\u7528\u7684\u524d\u9762\u677f\u663e\u793a\u5668\u7528\u4e8e\u53c2\u6570\u8f93\u5165\u3002\u4f60\u65e0\u9700\u727a\u7272\u6e29\u5ea6\u6216\u7535\u6d41\u76d1\u63a7\u6765\u66f4\u6539\u4eea\u5668\u8bbe\u7f6e\u2014\u2014\u4f60\u62e5\u6709\u4e00\u4e2a\u72ec\u7acb\u7684\u53cc\u884c\u84dd\u8272\u5b57\u6bcd\u6570\u5b57\u663e\u793a\u5668\u3002\u6b64\u5916\uff0c\u660e\u4eae\u7684 5 \u4f4d\u7eff LED \u663e\u793a\u5668\u6301\u7eed\u76d1\u6d4b\u7535\u6d41\u548c\u6e29\u5ea6\uff0c\u5e76\u4e14\u8db3\u591f\u5927\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u4ece\u5b9e\u9a8c\u5ba4\u7684\u4efb\u4f55\u4f4d\u7f6e\u8bfb\u53d6\u3002<\/p>\n \u6fc0\u5149\u4e8c\u6781\u7ba1\u4fdd\u62a4<\/strong><\/p>\n LDC500 \u7cfb\u5217\u5177\u5907\u591a\u79cd\u6fc0\u5149\u4e8c\u6781\u7ba1\u4fdd\u62a4\u529f\u80fd\uff0c\u5305\u62ec\u7f13\u542f\u52a8\u3001\u53ef\u8c03\u7535\u6d41\u9650\u5236\u548c\u53ef\u8c03\u5408\u89c4\u7535\u538b\uff0c\u5f53\u53d1\u751f\u610f\u5916\u60c5\u51b5\u65f6\uff0c\u80fd\u4fdd\u62a4\u6fc0\u5149\u4e8c\u6781\u7ba1\u3002\u5feb\u901f\u94b3\u5236\u548c\u5173\u95ed\u529f\u80fd\u63d0\u4f9b\u989d\u5916\u4fdd\u62a4\uff0c\u9632\u6b62\u4e0e\u6fc0\u5149\u53d1\u751f\u95f4\u6b47\u6027\u63a5\u89e6\u3002\u7efc\u5408\u8fd9\u4e9b\u529f\u80fd\uff0c\u4e3a\u6fc0\u5149\u4e8c\u6781\u7ba1\u63d0\u4f9b\u65e0\u6545\u969c\u3001\u5b89\u5168\u7684\u63a7\u5236\u3002<\/p>\n \u7ebf\u6027\u7535\u6e90<\/strong><\/p>\n \u6fc0\u5149\u4e8c\u6781\u7ba1\u63a7\u5236\u5668\u548c\u6e29\u5ea6\u63a7\u5236\u5668\u4f7f\u7528\u72ec\u7acb\u7684\u7ebf\u6027\u7535\u6e90\u3002\u7535\u6e90\u8bbe\u8ba1\u6709\u78c1\u5c4f\u853d\u7684\u73af\u5f62\u53d8\u538b\u5668\uff0c\u63d0\u4f9b\u8d85\u6d01\u51c0\u3001\u7a33\u5b9a\u7684\u9694\u79bb\u7535\u6e90\u3002<\/p>\n \u8ba1\u7b97\u673a\u63a7\u5236<\/strong><\/p>\n LDC500 \u7cfb\u5217\u652f\u6301\u901a\u8fc7 GPIB\u3001RS-232 \u548c\u4ee5\u592a\u7f51\u63a5\u53e3\u8fdb\u884c\u8fdc\u7a0b\u64cd\u4f5c\u3002\u53ef\u4ee5\u901a\u8fc7\u4efb\u4e00\u63a5\u53e3\u63a7\u5236\u548c\u8bfb\u53d6\u6240\u6709\u4eea\u5668\u529f\u80fd\u3002\u6700\u591a\u53ef\u4ee5\u5728\u975e\u6613\u5931\u6027 RAM \u4e2d\u4fdd\u5b58\u4e5d\u4e2a\u5b8c\u6574\u7684\u4eea\u5668\u914d\u7f6e\uff0c\u5e76\u968f\u65f6\u8c03\u7528\u3002\u8fd8\u63d0\u4f9b TTL \u89e6\u53d1\u8f93\u51fa\uff0c\u4ee5\u4fbf\u4e0e\u5176\u4ed6\u6d4b\u8bd5\u8bbe\u5907\u540c\u6b65\u3002<\/p>\n \u7a33\u5b9a\u7684\u6fc0\u5149\u4e8c\u6781\u7ba1\u63a7\u5236\u5668<\/strong><\/p>\n \u4e3a\u4e86\u786e\u4fdd\u6fc0\u5149\u4e8c\u6781\u7ba1\u7684\u7a33\u5b9a\u5149\u5b66\u8f93\u51fa\uff0cLDC500 \u7cfb\u5217 LD \u63a7\u5236\u5668\u8bbe\u8ba1\u7528\u4e8e\u63d0\u4f9b\u65e0\u566a\u58f0\u3001\u7cbe\u786e\u64cd\u4f5c\u3002\u5176\u51c6\u786e\u5ea6\u4e3a \u00b10.01% FS\uff0c\u81ea\u52a8\u6d4b\u8bd5\u8bbe\u7f6e\uff0c\u566a\u58f0\u4f4e\u81f3 0.3 \u00b5A rms\uff0c\u4e14\u6f02\u79fb\u89c4\u683c\u4e3a 10 ppm\/\u00b0C\u3002<\/p>\n \u63a7\u5236\u5668\u63d0\u4f9b\u4e24\u79cd\u6fc0\u5149\u4e8c\u6781\u7ba1\u64cd\u4f5c\u6a21\u5f0f\uff1a\u6052\u6d41\u6a21\u5f0f\uff08CC\uff09\u548c\u6052\u529f\u7387\u6a21\u5f0f\uff08CP\uff09\u3002\u6052\u6d41\u6a21\u5f0f\uff08CC\uff09\u5c06\u6e90\u7535\u6d41\u8bbe\u7f6e\u4e3a\u7cbe\u786e\u7684 DC \u632f\u5e45\u3002\u800c\u6052\u5149\u529f\u7387\u6a21\u5f0f\uff08CP\uff09\u5219\u901a\u8fc7\u76d1\u63a7\u5149\u7535\u4e8c\u6781\u7ba1\u4e0a\u7684\u4fe1\u53f7\u6765\u7ef4\u6301\u6052\u5b9a\u7684\u5149\u529f\u7387\u3002\u8fd9\u4e24\u79cd\u63a7\u5236\u6a21\u5f0f\u90fd\u5141\u8bb8\u4f60\u6dfb\u52a0\u5916\u90e8\u8c03\u5236\u4fe1\u53f7\uff0c\u8c03\u5236\u5e26\u5bbd\u53ef\u8c03\u81f3 1 MHz\uff08CC \u6a21\u5f0f\uff09\u6216 10 kHz\uff08CP \u6a21\u5f0f\uff09\u3002<\/p>\n LDC500 \u7cfb\u5217\u8fd8\u63d0\u4f9b\u5b8c\u5168\u53ef\u7f16\u7a0b\u7684\u5149\u7535\u4e8c\u6781\u7ba1\u504f\u7f6e\u7535\u538b\u529f\u80fd\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7\u524d\u9762\u677f\u6216\u8fdc\u7a0b\u8ba1\u7b97\u673a\u63a5\u53e3\u8bbe\u7f6e\u504f\u7f6e\u7535\u538b\uff0c\u8303\u56f4\u4ece 0 \u5230 5 V\u3002<\/p>\n \u65e0\u51b2\u51fb\u8f6c\u6362<\/strong><\/p>\n LDC500 \u7cfb\u5217\u7684\u4e00\u9879\u72ec\u7279\u529f\u80fd\u662f CC \u548c CP \u6a21\u5f0f\u4e4b\u95f4\u7684\u52a8\u6001\u201c\u65e0\u51b2\u51fb\u8f6c\u6362\u201d\u3002\u8fd9\u4e00\u529f\u80fd\u610f\u5473\u7740\u4f60\u65e0\u9700\u5173\u95ed\u6fc0\u5149\u5668\u5373\u53ef\u5207\u6362\u6a21\u5f0f\u2014\u2014\u53ea\u9700\u6309\u4e0b\u7535\u6d41\/\u529f\u7387\u6309\u94ae\u5373\u53ef\u3002<\/p>\n 36 W \u6e29\u5ea6\u63a7\u5236\u5668<\/strong><\/p>\n LDC500 \u7cfb\u5217\u96c6\u6210\u7684 36 W \u6e29\u5ea6\u63a7\u5236\u5668\u5141\u8bb8\u4f60\u4ee5 0.001 \u00b0C \u7684\u5206\u8fa8\u7387\u8c03\u6574\u6e29\u5ea6\uff0c\u5e76\u4ee5 0.01 \u00b0C \u7684\u51c6\u786e\u5ea6\uff08\u4f7f\u7528\u6821\u51c6\u4f20\u611f\u5668\uff09\u8fdb\u884c\u6d4b\u91cf\u3002\u5b83\u5728\u5ba4\u6e29\u4e0b\u4fdd\u6301\u5178\u578b\u7a33\u5b9a\u6027\u4e3a 0.0005 \u00b0C\/\u00b0C\uff0c\u5e76\u5177\u6709\u975e\u5e38\u5bbd\u7684\u6e29\u63a7\u8303\u56f4\u3002<\/p>\n TEC \u63a7\u5236\u5668\u8fd8\u5177\u6709\u4e24\u79cd\u64cd\u4f5c\u6a21\u5f0f\uff1a\u6052\u6e29\u6a21\u5f0f\uff08CT\uff09\u63a7\u5236 TEC \u7535\u6d41\u4ee5\u7ef4\u6301\u56fa\u5b9a\u6e29\u5ea6\uff08\u6216\u539f\u59cb\u4f20\u611f\u5668\u503c\uff09\uff0c\u800c\u6052\u6d41\u6a21\u5f0f\uff08CC\uff09\u4ee5\u56fa\u5b9a\u7535\u6d41\u8fd0\u884c TEC\u3002\u652f\u6301\u70ed\u654f\u7535\u963b\u3001RTD \u548c IC \u4f20\u611f\u5668\u3002<\/p>\n LDC500 \u7cfb\u5217\u8fd8\u63d0\u4f9b\u81ea\u52a8\u8c03\u8282\u529f\u80fd\uff0c\u81ea\u52a8\u4f18\u5316\u63a7\u5236\u5668\u7684 PID \u73af\u8def\u53c2\u6570\u3002\u5f53\u7136\uff0c\u4e5f\u63d0\u4f9b\u5b8c\u5168\u7684\u624b\u52a8\u63a7\u5236\u3002TEC \u7684\u52a8\u6001\u6a21\u5f0f\u8f6c\u6362\uff08CT \u548c CC\uff09\u4e5f\u5f88\u7b80\u5355\u2014\u2014\u53ea\u9700\u6309\u4e0b\u6e29\u5ea6\/\u7535\u6d41\u6309\u94ae\u3002<\/p>\n \u5728\u7ebf\u70ed\u654f\u7535\u963b\u8ba1\u7b97\u5668<\/strong><\/p>\n \u6e29\u5ea6\u6027\u80fd<\/strong><\/p>\n \u5173\u4e8e\u70ed\u7a33\u5b9a\u6027<\/strong><\/p>\n \u5178\u578b\u5b9e\u9a8c\u5ba4\u73af\u5883\u4e2d\u7684\u6e29\u5ea6\u6ce2\u52a8\u901a\u5e38\u5728\u4e00\u5929\u5185\u8d85\u8fc7\u51e0\u6444\u6c0f\u5ea6\u3002\u5982\u679c\u4f60\u7684\u63a7\u5236\u5668\u65e0\u6cd5\u6ee1\u8db3\u8981\u6c42\uff0c\u6fc0\u5149\u4e8c\u6781\u7ba1\u7684\u7535\u6d41\u53ef\u80fd\u4f1a\u56e0\u4e3a\u6e29\u5ea6\u53d8\u5316\u800c\u663e\u8457\u6539\u53d8\u3002<\/p>\n LDC500\u3001LDC501 \u548c LDC502 \u7684\u6e29\u5ea6\u7cfb\u6570\u4e3a 10 ppm\/\u00b0C\uff0c\u6bd4\u7ade\u4e89\u578b\u53f7\u597d\u4e94\u500d\uff0c\u4f7f\u5176\u6210\u4e3a\u7cbe\u5bc6\u6fc0\u5149\u4e8c\u6781\u7ba1\u5b9e\u9a8c\u7684\u7406\u60f3\u63a7\u5236\u5668\u3002<\/p>\n \u4e0b\u9762\u7684\u56fe\u8868\u5c55\u793a\u4e86 LDC500 \u7cfb\u5217\u7684\u6e29\u5ea6\u6027\u80fd\u3002\u5728 24 \u5c0f\u65f6\u7684\u5468\u671f\u5185\uff0c\u5b9e\u9a8c\u5ba4\u7684\u73af\u5883\u6e29\u5ea6\u53d8\u5316\u8d85\u8fc7\u4e24\u6444\u6c0f\u5ea6\u3002\u6ce8\u610f\uff0cLDC \u5728\u9884\u70ed\u540e\u8f93\u51fa\u7535\u6d41\u7684\u504f\u5dee\u7a33\u5b9a\u5728 \u00b110 ppm \u4ee5\u5185\u3002\u3001<\/p>\n <\/p>\n <\/p>\n <\/p>\n
\nLDC500 \u7cfb\u5217 \u2014 \u6fc0\u5149\u4e8c\u6781\u7ba1\u9a71\u52a8\u5668\u4e0e TEC \u63a7\u5236\u5668<\/strong><\/p>\n\n
\n