MLCC\u2014\u2014\u591a\u5c42\u7247\u5f0f\u9676\u74f7\u7535\u5bb9\u5668\uff0c\u7b80\u79f0\u8d34\u7247\u7535\u5bb9\uff0c\u4f46\u662fMLCC\u4f1a\u5f15\u8d77\u566a\u58f0\u5578\u53eb\u95ee\u9898\u2026\u2026<\/span><\/p>\n \u4e0b\u9762\u8bf7\u770b\u5177\u4f53\u6848\u4f8b\uff1a<\/span><\/p>\n \u58f0\u97f3\u6e90\u4e8e\u7269\u4f53\u632f\u52a8\uff0c\u632f\u52a8\u9891\u7387\u4e3a20Hz~20 kHz\u7684\u58f0\u6ce2\u80fd\u88ab\u4eba\u8033\u8bc6\u522b\u3002<\/span><\/p>\n MLCC\u4e3a\u4ec0\u4e48\u4f1a\u632f\u52a8\uff1f \u5c0f\u7ed3\uff1a\u5578\u53eb\u539f\u7406<\/span><\/strong><\/span><\/p>\n \u00a0 \u00a0<\/span> \u7247\u72b6\u72ec\u77f3\u7535\u5bb9\u5668\u7531\u4e8e\u5f3a\u4ecb\u7535\u5e38\u6570\u7684\u9676\u74f7\u7684\u538b\u7535\u7279\u6027\uff0c\u5728\u65bd\u52a0\u4ea4\u6d41\u7535\u538b\u7684\u60c5\u51b5\u4e0b\uff0c\u50cf\u5982\u56fe2\u6240\u793a\u8fdb\u884c\u6536\u7f29\u3002 \u7ed3\u679c\u5982\u56fe3\u6240\u793a\uff0c\u7535\u8def\u677f\u5c06\u671d\u5e73\u9762\u65b9\u5411\u632f\u52a8\u3002(\u82af\u7247\u53ca\u7535\u8def\u677f\u7684\u632f\u5e45\u4ec5\u4e3a1pm\uff5e1nm\u5de6\u53f3) \u8be5\u7535\u8def\u677f\u7684\u632f\u5e45\u5468\u671f\u5728\u8fbe\u5230\u4eba\u4eec\u80fd\u591f\u542c\u5230\u7684\u9891\u7387\u5e26 (20Hz\uff5e20kHz) \u65f6\uff0c\u58f0\u97f3\u53ef\u901a\u8fc7\u4eba\u8033\u8bc6\u522b\u3002<\/span><\/p>\n<\/li>\n<\/ul>\n \u6b63\u538b\u7535\u6548\u5e94<\/span><\/strong><\/span><\/p>\n \u5bf9\u5177\u6709\u538b\u7535\u7279\u6027\u7684\u4ecb\u8d28\u6750\u6599\u65bd\u52a0\u673a\u68b0\u538b\u529b\uff0c\u4ecb\u8d28\u6676\u4f53\u4f1a\u53d1\u751f\u7ed3\u6784\u91cd\u7ec4\u6392\u5e03\uff0c\u6750\u6599\u8868\u9762\u4f1a\u611f\u5e94\u51fa\u7535\u8377\uff0c\u4ea7\u751f\u7535\u4f4d\u5dee\u3002<\/span><\/span><\/p>\n \u9006\u538b\u7535\u6548\u5e94<\/span><\/strong><\/span><\/p>\n \u5bf9\u5177\u6709\u538b\u7535\u7279\u6027\u7684\u4ecb\u8d28\u6750\u6599\u65bd\u52a0\u7535\u538b\uff0c\u5219\u4ea7\u751f\u673a\u68b0\u5e94\u529b\uff0c\u53d1\u751f\u5f62\u53d8\u3002<\/span><\/span><\/p>\n \u9676\u74f7\u4ecb\u8d28\u662fMLCC\u4e3b\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u7535\u538b\u4f5c\u7528\u4e0b\uff0c\u7535\u81f4\u4f38\u7f29\u4e0d\u53ef\u907f\u514d\u3002\u5982\u7535\u81f4\u4f38\u7f29\u5f3a\u70c8\u8868\u73b0\u4e3a\u538b\u7535\u6548\u5e94\uff0c\u5219\u4f1a\u4ea7\u751f\u632f\u52a8\u3002<\/span><\/p>\n \u6240\u6709MLCC\u90fd\u4f1a\u5578\u53eb\u5417\uff1f<\/span><\/strong><\/span><\/p>\n MLCC\u8bbe\u8ba1\u5236\u9020\u9676\u74f7\u4ecb\u8d28\u6750\u6599\u4e3b\u8981\u6709\u987a\u7535\u4ecb\u8d28\u548c\u94c1\u7535\u4ecb\u8d28\u4e24\u5927\u7c7b\u3002<\/span><\/span><\/p>\n \u987a\u7535\u4ecb\u8d28<\/span><\/strong>\u53c8\u79f0I\u7c7b\u4ecb\u8d28\uff0c\u4e3b\u8981\u6709SrZrO3\u3001MgTiO3\u7b49\u3002 \u94c1\u7535\u4ecb\u8d28<\/span><\/strong>\u53c8\u79f0II\u7c7b\u4ecb\u8d28\uff0c\u4e3b\u8981BaTiO3\u3001BaSrTiO3\u7b49\u3002 \u5982\u4e0a\u6240\u793a\uff0cX7R-MLCC\u4e24\u7aef\u52a0\u4e0a\u5927\u5e45\u5ea6\u53d8\u5316\u7535\u538b\u540e\uff0cBaTiO3\u9676\u74f7\u4ea7\u751f\u9006\u538b\u7535\u6548\u5e94\uff0cMLCC\u5f62\u53d8\u632f\u52a8\u5e76\u4f20\u9012\u5230PCB\u677f\u4e0a\u53d1\u751f\u5171\u632f\u3002 \u5f53\u7535\u538b\u4fe1\u53f7\u7684\u9891\u7387\u572820Hz~20kHz\u4eba\u8033\u542c\u89c9\u8303\u56f4\u5185\uff0c\u5219\u80fd\u542c\u5230\u7535\u5bb9\u5728\u5578\u53eb\u3002<\/span><\/p>\n \u54ea\u4e9b\u573a\u5408MLCC\u5578\u53eb\u660e\u663e?<\/span><\/strong><\/span><\/p>\n \u8f83\u5927\u7684\u4ea4\u53d8\u7535\u538b\uff0c\u9891\u7387\u572820Hz\u523020kHz\u4e4b\u95f4\uff0c\u4f7f\u7528X7R\/X5R\u7c7b\u4e2d\u9ad8\u5bb9\u91cfMLCC\uff0c\u4f1a\u4ea7\u751f\u660e\u663e\u7684\u5578\u53eb\uff0c\u5982\u5f00\u5173\u7535\u6e90\u3001\u9ad8\u9891\u7535\u6e90\u7b49\u573a\u5408\u3002<\/span><\/span><\/p>\n \u989d\u5b9a\u7535\u538b\u7531MLCC\u7684\u6750\u8d28\u548c\u4ecb\u8d28\u539a\u5ea6\u51b3\u5b9a\u7684\uff0c\u5267\u70c8\u7684\u5578\u53eb\u8868\u793a\u5bf9\u5f53\u524d\u5de5\u4f5c\u7535\u538b\u6240\u9009\u7528\u7684MLCC\u4ecb\u8d28\u539a\u5ea6\u8fc7\u8584\uff0c\u5e94\u5f53\u8003\u8651\u9009\u7528\u4ecb\u8d28\u66f4\u539a\uff0c\u989d\u5b9a\u7535\u538b\u66f4\u9ad8\u7684MLCC\u3002<\/span><\/p>\n \u5bf9\u94c1\u7535\u9676\u74f7\uff0c\u5728\u4ea4\u53d8\u7535\u573a\u4f5c\u7528\u4e0b\uff0c\u8fd8\u5b58\u5728\u94c1\u7535\u7574\u4ea4\u66ff\u8f6c\u5411\u5185\u6469\u64e6\u65b9\u9762\u7684\u95ee\u9898\uff0c\u4ea4\u53d8\u573a\u5f3a\u5927\uff0c\u5185\u6469\u64e6\u4e25\u91cd\uff0c\u5931\u6548\u673a\u7387\u4e0a\u5347\u3002\u8fd9\u53ef\u5728\u5578\u53eb\u58f0\u97f3\u7684\u5927\u5c0f\u4e0a\u53cd\u6620\u51fa\u6765\u7684\u3002<\/span><\/p>\n \u964d\u4f4eMLCC\u7535\u5bb9\u5668\u4ea7\u751f\u7684\u53ef\u542c\u566a\u58f0\u7684\u65b9\u6cd5\u6709\u5f88\u591a\uff0c\u6240\u6709\u89e3\u51b3\u65b9\u6848\u90fd\u4f1a\u589e\u52a0\u6210\u672c\u3002 \u65e0\u566a\/\u4f4e\u566a\u58f0MLCC\u7684\u8bbe\u8ba1 \uff081\uff09\u52a0\u539a\u5e95\u90e8\u4fdd\u62a4\u5c42 \uff082\uff09\u9644\u52a0\u91d1\u5c5e\u652f\u67b6\u7ed3\u6784 MLCC\u4e0ePCB\u677f\u9694\u7a7a\uff0c\u628a\u9006\u538b\u7535\u6548\u5e94\u4ea7\u751f\u5f62\u53d8\u901a\u8fc7\u91d1\u5c5e\u652f\u67b6\u5f39\u6027\u7f13\u51b2\uff0c\u51cf\u5c11\u5bf9PCB\u677f\u7684\u4f5c\u7528\uff0c\u6709\u6548\u7684\u964d\u4f4e\u566a\u58f0\u3002<\/span><\/p>\n \uff083\uff09\u4f7f\u7528\u538b\u7535\u6548\u5e94\u5f31\u7684\u4ecb\u8d28\u6750\u6599\u8bbe\u8ba1\u5236\u9020 \u6587\u7ae0\u6765\u6e90\u4e8e\u7f51\u7edc\u3001\u6751\u7530\u5236\u4f5c\u6240<\/span><\/em><\/span><\/p>\n \n<\/p>\n
\u7b14\u8bb0\u672c\u7535\u8111\u7535\u6e90\u7535\u8def\u7684\u5578\u53eb\u793a\u4f8b\u90e8\u4f4d<\/span><\/p>\n<\/p>\n
\u968f\u7740\u4eba\u4eec\u5bf9\u7535\u5b50\u8bbe\u5907\u7684\u9700\u6c42\u8d8b\u4e8e\u5e73\u9759\uff0c\u5728\u7b14\u8bb0\u672c\u7535\u8111\u3001\u624b\u673a\u3001\u6570\u7801\u76f8\u673a (DSC) \u7b49\u5404\u79cd\u5e94\u7528\u8bbe\u5907\u7684\u7535\u6e90\u7535\u8def\u65b9\u9762\uff0c\u4ee5\u524d\u672a\u5f15\u8d77\u91cd\u89c6\u7684\u7531\u7535\u5bb9\u5668\u632f\u52a8\u6240\u4ea7\u751f\u7684\u201c\u5578\u53eb\u201d\u95ee\u9898\u5df2\u6210\u4e3a\u8bbe\u8ba1\u65b9\u9762\u7684\u8bfe\u9898\u3002<\/span><\/p>\n<\/p>\n
MLCC\u53d1\u51fa\u5578\u53eb\u58f0\u97f3\uff0c\u5373\u662f\u8bf4\uff0cMLCC\u5728\u7535\u538b\u4f5c\u7528\u4e0b\u53d1\u751f\u5e45\u5ea6\u8f83\u5927\u7684\u632f\u52a8\uff08\u5fae\u89c2\u7684\u8f83\u5927\uff0c\u5c0f\u4e8e1nm\uff09\u3002<\/span><\/p>\n<\/p>\n
\u6211\u4eec\u8981\u5148\u4e86\u89e3\u4e00\u79cd\u81ea\u7136\u73b0\u8c61\u2014\u2014\u7535\u81f4\u4f38\u7f29\u3002
\u5728\u5916\u7535\u573a\u4f5c\u7528\u4e0b\uff0c\u6240\u6709\u7684\u7269\u8d28\u90fd\u4f1a\u4ea7\u751f\u4f38\u7f29\u5f62\u53d8\u2014\u2014\u7535\u81f4\u4f38\u7f29\u3002
\u5bf9\u4e8e\u67d0\u4e9b\u9ad8\u4ecb\u7535\u5e38\u6570\u7684\u94c1\u7535\u6750\u6599\uff0c\u7535\u81f4\u4f38\u7f29\u6548\u5e94\u5267\u70c8\uff0c\u79f0\u4e3a\u2014\u2014\u538b\u7535\u6548\u5e94\u3002
\u538b\u7535\u6548\u5e94\u5305\u62ec\u6b63\u538b\u7535\u6548\u5e94\u548c\u9006\u538b\u7535\u6548\u5e94
\n<\/span><\/p>\n<\/p>\n
\n
<\/span><\/p>\n<\/li>\n
<\/span><\/p>\n<\/li>\n<\/p>\n
<\/p>\n
<\/span><\/p>\n
\u987a\u7535\u4ecb\u8d28\u7535\u81f4\u4f38\u7f29\u5f62\u53d8\u5f88\u5c0f\uff0c\u5728\u5de5\u4f5c\u7535\u538b\u4e0b\uff0c\u4e0d\u8db3\u4ee5\u4ea7\u751f\u566a\u58f0\u3002
\u6240\u4ee5\uff0c\u987a\u7535\u4ecb\u8d28(I\u7c7b\u4ecb\u8d28)\u6750\u6599\u505a\u7684MLCC\uff0c\u5982NPO\uff08COG\uff09\u7b49\u6e29\u5ea6\u7a33\u5b9a\u6027\u4ea7\u54c1\uff0c\u5c31\u4e0d\u4f1a\u4ea7\u751f\u566a\u58f0\u5578\u53eb\u3002<\/span><\/span><\/p>\n
\u94c1\u7535\u4ecb\u8d28\u5177\u6709\u5f3a\u70c8\u7684\u7535\u81f4\u4f38\u7f29\u7279\u6027\u2014\u538b\u7535\u6548\u5e94\u3002
\u56e0\u6b64\uff0c\u94c1\u7535\u4ecb\u8d28\uff08II\u7c7b\u4ecb\u8d28\uff09\u505a\u7684MLCC\uff0c\u5982X7R\/X5R\u7279\u6027\u4ea7\u54c1\uff0c\u5728\u8f83\u5927\u7684\u4ea4\u6d41\u7535\u573a\u5f3a\u5ea6\u4f5c\u7528\u4e0b\u4f1a\u4ea7\u751f\u660e\u663e\u7684\u566a\u58f0\u5578\u53eb\u3002<\/span><\/span><\/p>\n<\/p>\n
<\/span><\/p>\n
\u5267\u70c8\u7684\u5578\u53eb\u9664\u4e86\u4ee4\u4eba\u751f\u538c\u5916\uff0c\u8fd8\u53ef\u80fd\u5b58\u5728\u7740\u53ef\u9760\u6027\u8bbe\u8ba1\u4e0d\u8db3\u7684\u9690\u60a3\u3002
\u5267\u70c8\u7684\u5578\u53eb\u6e90\u4e8e\u5267\u70c8\u7684\u632f\u52a8\uff0c\u632f\u52a8\u5e45\u5ea6\u7531\u538b\u7535\u6548\u5e94\u7a0b\u5ea6\u51b3\u5b9a\u3002
\u538b\u7535\u6548\u5e94\u4e0e\u7535\u573a\u5f3a\u5ea6\u6210\u6b63\u6bd4\uff0c\u5916\u52a0\u7535\u538b\u4e0d\u53d8\uff0c\u4ecb\u8d28\u8d8a\u8584\uff0c\u538b\u7535\u6548\u5e94\u8d8a\u5f3a\uff0c\u5578\u53eb\u58f0\u97f3\u8d8a\u5927\u3002<\/span><\/span><\/section>\n<\/p>\n
<\/p>\n
\u89e3\u51b3\u5578\u53eb\u7684\u5bf9\u7b56<\/span><\/strong><\/span><\/p>\n
1\u3001\u6539\u53d8\u7535\u5bb9\u5668\u7c7b\u578b\u662f\u6700\u76f4\u63a5\u7684\u65b9\u6cd5\uff0c\u7528\u987a\u7535\u9676\u74f7\u7535\u5bb9\u3001\u94bd\u7535\u5bb9\u548c\u8584\u819c\u7535\u5bb9\u7b49\u4e0d\u5177\u6709\u538b\u7535\u6548\u5e94\u7684\u7535\u5bb9\u5668\u66ff\u4ee3\u3002\u4f46\u9700\u8981\u8003\u8651\u4f53\u79ef\u7a7a\u95f4\u3001\u53ef\u9760\u6027\u548c\u6210\u672c\u7b49\u95ee\u9898\u3002
2\u3001\u8c03\u6574\u7535\u8def\uff0c\u5c06\u52a0\u5728MLCC\u5927\u7684\u4ea4\u53d8\u7535\u538b\u6d88\u9664\u6216\u8005\u5c06\u5176\u9891\u7387\u79fb\u51fa\u4eba\u8033\u542c\u611f\u9891\u6bb5 (\u4eba\u8033\u6700\u654f\u611f\u97f3\u9891\u4e3a1KHz~3KHz)\u3002
3\u3001\u6ce8\u610fPCB\u5e03\u5c40\u3001PCB\u677f\u89c4\u683c\uff0c\u5e2e\u52a9\u964d\u4f4e\u5578\u53eb\u6c34\u5e73\u3002
4\u3001\u9009\u7528\u65e0\u566a\u58f0\u6216\u4f4e\u566a\u58f0\u7684MLCC\u3002<\/span><\/span><\/p>\n
\u76ee\u524d\u9488\u5bf9MLCC\u7684\u5578\u53eb\u73b0\u8c61\uff0c\u8bbe\u8ba1\u89e3\u51b3\u63aa\u65bd\u6709\u4e09\u79cd\u3002<\/span><\/p>\n
\u7531\u4e8e\u4fdd\u62a4\u5c42\u539a\u5ea6\u90e8\u5206\u662f\u6ca1\u6709\u5185\u7535\u6781\u7684\uff0c\u8fd9\u90e8\u5206\u7684BaTiO3\u9676\u74f7\u4e0d\u4f1a\u53d1\u751f\u5f62\u53d8\uff0c\u5f53\u4e24\u7aef\u7684\u710a\u9521\u9ad8\u5ea6\u4e0d\u8d85\u8fc7\u5e95\u4fdd\u62a4\u5c42\u539a\u5ea6\uff0c\u8fd9\u65f6\u4ea7\u751f\u7684\u5f62\u53d8\u5bf9PCB\u5f71\u54cd\u8981\u5c0f\uff0c\u6709\u6548\u5730\u964d\u4f4e\u566a\u58f0\u3002<\/span><\/p>\n<\/p>\n
\u7ed3\u6784\u56fe\u5982\u4e0b\uff0c\u5b83\u91c7\u7528\u91d1\u5c5e\u652f\u67b6\u628aMLCC\u82af\u7247\u67b6\u7a7a\u3002<\/span><\/p>\n<\/p>\n
\u901a\u8fc7\u5bf9\u949b\u9178\u94a1\uff08BaTiO3\uff09\u8fdb\u4e00\u6b65\u63ba\u6742\u727a\u7272\u4e00\u5b9a\u7684\u4ecb\u7535\u5e38\u6570\u548c\u6e29\u5ea6\u7279\u6027\uff0c\u5f97\u5230\u538b\u7535\u6548\u5e94\u5927\u5927\u51cf\u5f31\u7684\u4ecb\u8d28\u6750\u6599\uff0c\u7528\u5176\u5236\u9020\u7684MLCC\u53ef\u6709\u6548\u7684\u964d\u4f4e\u566a\u58f0\u3002
\u5404\u5927MLCC\u5382\u5bb6\uff0c\u90fd\u6709\u76f8\u5e94\u4f4e\u566a\u6750\u8d28\u7684MLCC\u4ea7\u54c1\u7cfb\u5217\u3002<\/span><\/p>\n