{"id":357,"date":"2026-05-16T16:39:47","date_gmt":"2026-05-16T08:39:47","guid":{"rendered":"http:\/6.canyin.cc\/archives\/357"},"modified":"2026-05-16T16:39:47","modified_gmt":"2026-05-16T08:39:47","slug":"%e5%85%b3%e4%ba%8e%e8%87%aa%e5%8a%a8%e9%a9%be%e9%a9%b6%e7%b3%bb%e7%bb%9f%e4%b8%ad%e5%89%8d%e8%a7%86%e6%91%84%e5%83%8f%e5%a4%b4%e7%9a%84%e7%94%b5%e6%ba%90%e6%a8%a1%e5%9d%97","status":"publish","type":"post","link":"https:\/\/www.zhimen.com\/cj\/archives\/357","title":{"rendered":"\u5173\u4e8e\u81ea\u52a8\u9a7e\u9a76\u7cfb\u7edf\u4e2d\u524d\u89c6\u6444\u50cf\u5934\u7684\u7535\u6e90\u6a21\u5757"},"content":{"rendered":"

\u81ea\u52a8\u9a7e\u9a76\u6280\u672f\u4f5c\u4e3a\u63d0\u9ad8\u51fa\u884c\u5b89\u5168\u548c\u6548\u7387\u7684\u6709\u6548\u9014\u5f84\uff0c\u5df2\u7ecf\u53d7\u5230\u6c7d\u8f66\u7b49\u76f8\u5173\u884c\u4e1a\u7684\u5e7f\u6cdb\u5173\u6ce8\u3002\u968f\u7740\u8ba1\u7b97\u673a\u89c6\u89c9\u7cfb\u7edf\u7684\u6210\u719f\uff0c\u524d\u7f6e\u6444\u50cf\u5934\u6b63\u6210\u4e3a\u81ea\u52a8\u9a7e\u9a76\u7cfb\u7edf\u4e2d\u7ecf\u6d4e\u3001\u6709\u6548\u3001\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002 <\/p>\n

\u672c\u6587\u5c06\u5bf9\u524d\u89c6\u76f8\u673a\u7cfb\u7edf\u7684\u7535\u6e90\u6a21\u5757\u8fdb\u884c\u6df1\u5165\u5256\u6790\uff0c\u8be6\u7ec6\u9610\u8ff0TI\u6027\u4ef7\u6bd4\u6781\u9ad8\u7684\u660e\u661f\u4ea7\u54c1\uff0c\u4fbf\u4e8e\u76f8\u673a\u7684\u8bbe\u8ba1\u9009\u578b\u3002 <\/p>\n

\"\u5173\u4e8e\u81ea\u52a8\u9a7e\u9a76\u7cfb\u7edf\u4e2d\u524d\u89c6\u6444\u50cf\u5934\u7684\u4f9b\u7535\u6a21\u5757\" <\/p>\n

\u56fe1:\u524d\u89c6\u6444\u50cf\u673a\u7cfb\u7edf\u7684\u6846\u56fe <\/p>\n

\u76f8\u673a\u4f9b\u7535\u7cfb\u7edf\uff0c\u5982\u56fe2\u6240\u793a\uff0c\u4e00\u822c\u5148\u4ece\u84c4\u7535\u6c60\u53d6\u7535\uff0c\u4e00\u6b21\u8f6c\u6362\u540e\u5c06\u7535\u538b\u8f6c\u6362\u4e3a5V\/3.3V\u7684\u4e2d\u95f4\u7535\u538b\u3002\u7136\u540e\uff0c\u5728\u7b2c\u4e8c\u7ea7\u7535\u538b\u8f6c\u6362\u4e4b\u540e\uff0c\u5c06\u5176\u8f6c\u6362\u6210\u8d1f\u8f7d\u6240\u9700\u7684\u7535\u538b\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u57fa\u4e8e\u8f66\u8f7d\u6444\u50cf\u5934\u7684\u4f7f\u7528\u548c\u5b89\u88c5\u573a\u666f\uff0c\u524d\u89c6\u6444\u50cf\u5934\u7684\u4f9b\u7535\u7cfb\u7edf\u4e00\u822c\u9700\u8981\u6ee1\u8db3\u4ee5\u4e0b\u4e09\u4e2a\u8981\u6c42\uff1a <\/p>\n

(1)\u5c3d\u53ef\u80fd\u5c0f\u7684\u4f53\u79ef\uff1b <\/p>\n

(2)\u826f\u597d\u7684\u70ed\u6027\u80fd\uff1b <\/p>\n

(3)\u6613\u4e8e\u4f7f\u7528\uff0c\u652f\u6301\u540e\u7eed\u7f16\u7a0b\u6269\u5c55\u3002 <\/p>\n

\u4e0b\u9762\u5c06\u7d27\u7d27\u56f4\u7ed5\u8fd9\u4e09\u70b9\uff0c\u4ece\u9884\u8c03\u8282\u7535\u6e90\u548cPOL\u7535\u6e90\u4e24\u4e2a\u90e8\u5206\u8be6\u7ec6\u4ecb\u7ecdTI\u63d0\u4f9b\u7684\u89e3\u51b3\u65b9\u6848\u548c\u660e\u661f\u4ea7\u54c1\u3002 <\/p>\n

\"\u5173\u4e8e\u81ea\u52a8\u9a7e\u9a76\u7cfb\u7edf\u4e2d\u524d\u89c6\u6444\u50cf\u5934\u7684\u4f9b\u7535\u6a21\u5757\" <\/p>\n

\u56fe2:2:\u524d\u7f6e\u6444\u50cf\u5934\u7535\u6e90\u7cfb\u7edf\u6846\u56fe <\/p>\n

1.\u9884\u8c03\u8282\u7535\u6e90 <\/p>\n

\u4e00\u822c\u4e58\u7528\u8f66\u914d\u590712V\u7535\u6c60\uff0c\u5546\u7528\u8f66\u914d\u5907\u66f4\u9ad8\u768424V\u7535\u6c60\u3002\u7531\u4e8e\u6c7d\u8f66\u542f\u52a8\u77ac\u95f4\u4f1a\u51fa\u73b0\u9ad8\u7535\u538b\u5cf0\u503c\uff0c\u4e3a\u4e86\u63d0\u9ad8\u4f9b\u7535\u7684\u7a33\u5b9a\u6027\uff0c\u901a\u5e38\u5728\u4e0e\u7535\u6c60\u76f4\u63a5\u76f8\u8fde\u7684\u82af\u7247\u7684\u8f93\u5165\u7535\u538b\u8303\u56f4\u5185\u9884\u7559\u8f83\u5927\u7684\u7535\u538b\u88d5\u5ea6\u3002TI\u9488\u5bf912\/24V\u7535\u6c60\u63a8\u8350\u7684\u5bbd\u8f93\u5165Buck\u82af\u7247\u660e\u661f\u4ea7\u54c1\u5982\u4e0b\u3002 <\/p>\n

\"\u5173\u4e8e\u81ea\u52a8\u9a7e\u9a76\u7cfb\u7edf\u4e2d\u524d\u89c6\u6444\u50cf\u5934\u7684\u4f9b\u7535\u6a21\u5757\" <\/p>\n

\u88681:\u4e00\u6b21\u7535\u6e90\u964d\u538b\u9009\u578b\u8868 <\/p>\n

\u4ee5LM7600X-Q1\u7cfb\u5217\u540c\u6b65\u964d\u538b\u82af\u7247\u4e3a\u4f8b\uff0c\u8be5\u7cfb\u5217\uff1a <\/p>\n

\u63d0\u4f9b\u4e0d\u540c\u7684Pin-to-Pin\u5f53\u524d\u6863\u4f4d\u9009\u62e9\uff0c\u6709\u5229\u4e8e\u540e\u7eed\u4ea7\u54c1\u5347\u7ea7\uff1b <\/p>\n

\u53ef\u4ee5\u5b9e\u73b0PFM\u548cPWM\u6a21\u5f0f\u7684\u65e0\u7f1d\u5207\u6362\uff0c\u63d0\u9ad8\u8f7b\u8f7d\u4e0b\u7684\u6548\u7387(LM76003-Q1\u6700\u9ad8\u6548\u7387\u8fbe\u523095%\uff0c\u5982\u56fe3(a))\uff1b);\u5bfc\u901a\u7535\u963b\u5c0f\uff0c\u4fdd\u8bc1\u4e86\u9ad8\u6548\u7387\uff1b <\/p>\n

\u5916\u56f4\u7535\u8def\u7b80\u5355\uff0c\u5f15\u811a\u7ecf\u8fc7\u7279\u6b8a\u8bbe\u8ba1\uff0c\u7b80\u5316PCB\u5e03\u5c40\uff0c\u53ef\u4ee5\u63d0\u4f9b\u51fa\u8272\u7684EMI (CISPR25)\u548c\u70ed\u6027\u80fd\uff0c\u5982\u56fe3(b)\u6240\u793a\u3002 <\/p>\n

\"\u5173\u4e8e\u81ea\u52a8\u9a7e\u9a76\u7cfb\u7edf\u4e2d\u524d\u89c6\u6444\u50cf\u5934\u7684\u4f9b\u7535\u6a21\u5757\" <\/p>\n

\u56fe3:3:LM 76003-Q1\u91cd\u8981\u53c2\u6570\u56fe <\/p>\n

2.\u4e8c\u6b21\u7535\u6e90 <\/p>\n

2.1 CMOS\u4f20\u611f\u5668\u7535\u6e90 <\/p>\n

CMOS\u4f20\u611f\u5668\u5bf9\u566a\u58f0\u975e\u5e38\u654f\u611f\uff0c\u5c24\u5176\u662fAVDD\u7535\u6e90\u7684\u7eb9\u6ce2\u566a\u58f0\u4f1a\u76f4\u63a5\u5f71\u54cd\u56fe\u50cf\u8d28\u91cf\uff0c\u751a\u81f3\u9020\u6210\u56fe\u50cf\u5931\u771f\u3002\u56e0\u6b64\uff0c\u4f20\u611f\u5668AVDD\u7535\u5e73\u901a\u5e38\u7531LDO\u4f9b\u7535\uff0c\u8f93\u51fa\u566a\u58f0\u6700\u5c0f\u3002\u6b64\u5916\uff0c\u7535\u6e90\u6a21\u5757\u7684\u7535\u78c1\u5e72\u6270\u548c\u70ed\u6027\u80fd\u4e5f\u4f1a\u5f71\u54cd\u6700\u7ec8\u7684\u56fe\u50cf\u8d28\u91cf\u3002\u6839\u636e\u65b9\u6848\u7684\u96c6\u6210\u5ea6\uff0cTI\u63d0\u4f9b\u4e86\u4e09\u79cd\u53ef\u9760\u7684CMOS\u7535\u6e90\u65b9\u6848\u3002 <\/p>\n

\u7efc\u5408\u4e00\u4f53\u5316\u89e3\u51b3\u65b9\u6848\uff1aPMIC <\/p>\n

(TPS65000-Q1\/TPS650320-Q1) <\/p>\n

\u4ee5TPS65000-Q1\u4e3a\u4f8b\uff0c\u4e3a\u67d0\u54c1\u724cCMOS\u4f20\u611f\u5668\u4f9b\u7535\uff0cTPS65000-Q1\u63d0\u4f9b\u4e24\u4e2a\u9ad8\u7cbe\u5ea6\u8f93\u51fa\u7684LDO\u548c\u4e00\u4e2a\u9ad8\u6548\u7387\u7684Buck\uff0c\u8f93\u5165\u53ef\u8c03\uff0c\u53ef\u4ee5\u6ee1\u8db3\u591a\u4e2a\u54c1\u724c\u4e0d\u540c\u7535\u6e90\u8f68\u7684\u9700\u6c42\u3002\u5e76\u4e14\u964d\u538b\u9891\u7387\u9ad8\u8fbe2.5MHz\uff0c\u6709\u6548\u51cf\u5c0f\u4e86\u7535\u611f\u7b49\u65e0\u6e90\u5668\u4ef6\u7684\u4f53\u79ef\uff0c\u4ece\u800c\u51cf\u5c0f\u4e86\u6574\u4e2a\u6a21\u5757\u7684\u4f53\u79ef\u3002 <\/p>\n

\"\u5173\u4e8e\u81ea\u52a8\u9a7e\u9a76\u7cfb\u7edf\u4e2d\u524d\u89c6\u6444\u50cf\u5934\u7684\u4f9b\u7535\u6a21\u5757\" <\/p>\n

\u56fe4:\u96c6\u6210\u7535\u6e90\u65b9\u6848 <\/p>\n

\u534a\u96c6\u6210\u534a\u96c6\u6210\u65b9\u6848 <\/p>\n

\u534a\u96c6\u6210\u65b9\u6848\u7684\u4f18\u70b9\u662f\u53ef\u4ee5\u6839\u636eCMOS\u4f20\u611f\u5668\u7684\u5b89\u88c5\u4f4d\u7f6e\u4f18\u5316PCB\u8bbe\u8ba1\uff0c\u7075\u6d3b\u6027\u9ad8\u3002 <\/p>\n

\u6444\u50cf\u5934\u7684\u4f9b\u7535\u6a21\u5757” src=”http:\/\/www.kkji.cn\/uploadfile\/2021\/1216\/20211216052938583.png” style=”width:400px;height:300px;” \/><\/p>\n

\n

\u56fe 5\uff1a\u534a\u96c6\u6210\u4f9b\u7535\u65b9\u6848<\/p>\n

\u8be5\u65b9\u6848\u6027\u4ef7\u6bd4\u6700\u9ad8\uff0c\u4e14\u82af\u7247\u53ef\u9009\u79cd\u7c7b\u7e41\u591a\u3002TI \u6c7d\u8f66\u4e2d\u7684 LDO \u4ee5\u53ca\u53cc\u8def Buck \u660e\u661f\u4ea7\u54c1\u5982\u4e0b\u8868\u6240\u793a\u3002<\/p>\n

\"1eec95e2-5e49-11ec-b2e9-dac502259ad0.png\"<\/p>\n

\u88682\uff1aCMOS sensor \u4f9b\u7535\u660e\u661f\u4ea7\u54c1\u9009\u578b\u8868<\/p>\n

(c) Discrete \u5206\u7acb\u65b9\u6848\u2014\u2014LDO + BUCK*2<\/p>\n

\u5206\u7acb\u65b9\u6848\u603b\u4f53\u4ef7\u683c\u8f83\u4f4e\uff0c\u4f46\u7531\u4e8e\u82af\u7247\u6570\u91cf\u589e\u591a\uff0c\u4e3a\u6444\u50cf\u5934\u6a21\u5757\u7684\u5c0f\u5c01\u88c5\u5e03\u5c40\u63d0\u4f9b\u4e86\u6781\u5927\u7684\u56f0\u96be\u3002\u6240\u4ee5\u4e00\u822c\u4e0d\u63a8\u8350\u4f7f\u7528\u3002<\/p>\n

2.2 Processor + Memory \u4f9b\u7535\u2014\u2014PMIC<\/p>\n

\u7531\u4e8e\u524d\u89c6\u6444\u50cf\u5934\u5904\u7406\u5668\u4e2d\u96c6\u6210\u4e86 GPU\u3001Safety MCU\u3001\u56fe\u50cf\u4fe1\u53f7\u5904\u7406\u5668 ISP \u4ee5\u53ca\u4ee5\u592a\u7f51\u63a5\u53e3\u7b49\u6a21\u5757\uff0c\u56e0\u6b64\u7535\u6e90\u9700\u6c42\u8f83\u591a\uff0c\u4e14\u5bf9\u5404\u8def\u7535\u6e90\u8981\u6c42\u4e0d\u4e00\u3002TI \u4e3a\u591a\u79cd processor \u5b9a\u5236\u4e86 PMIC \u4f9b\u7535\u65b9\u6848\u3002\u4ee5\u5904\u7406\u5668\u4e2d\u5e38\u7528\u7684 PMIC \u82af\u7247\u2014\u2014TPS6594-Q1 \u4e3a\u4f8b\uff1a<\/p>\n

TPS6594-Q1 \u96c6\u6210\u4e86 5 \u8def Buck \u548c 4 \u8def LDO\uff08\u5176\u4e2d\u4e00\u8def\u6781\u4f4e\u566a\u58f0\u7684 LDO\uff09\uff1b<\/p>\n

\u5177\u6709\u4f4e EMI \u566a\u58f0\u4ee5\u53ca\u826f\u597d\u7684\u70ed\u6027\u80fd\uff0c\u5e76\u4e14\u5916\u56f4\u7535\u8def\u8f83\u5c11\u3001\u6613\u4e8e\u4f7f\u7528\uff1b<\/p>\n

PMIC \u5269\u4f59\u8f93\u51fa\u7684 Buck \u901a\u9053\uff0c\u8fd8\u53ef\u4ee5\u7528\u6765\u7ed9\u5b58\u50a8\u5668 (Memory) \u4f9b\u7535\uff0c\u80fd\u591f\u6709\u6548\u7f29\u5c0f\u6574\u4f53\u89e3\u51b3\u65b9\u6848\u7684\u4f53\u79ef\u3002<\/p>\n

TI \u4e3a\u4e0d\u540c\u7684\u5904\u7406\u5668\uff08TDA4\/Mobileye Qx\/Xilinx\/NXP \u7b49\uff09\u5b9a\u5236\u7684 PMIC \u4f9b\u7535\u65b9\u6848\uff0c\u5982\u4e0b\u8868\u6240\u793a\u3002<\/p>\n

\"\u5173\u4e8e\u81ea\u52a8\u9a7e\u9a76\u7cfb\u7edf\u4e2d\u524d\u89c6\u6444\u50cf\u5934\u7684\u4f9b\u7535\u6a21\u5757\"<\/p>\n

\u8868 3\uff1aProcessor \u4f9b\u7535 PMIC \u9009\u578b\u8868<\/p>\n

\u7ed3\u8bed<\/p>\n

TI\u80fd\u591f\u63d0\u4f9b\u4e00\u4e2a\u975e\u5e38\u5b8c\u6574\u7684\u524d\u89c6\u6444\u50cf\u5934\u4f9b\u7535\u65b9\u6848\uff0c\u6027\u4ef7\u6bd4\u9ad8\u3001\u7535\u78c1\u5e72\u6270\u4f4e\uff0c\u80fd\u591f\u7cbe\u7b80\u6a21\u5757\u8bbe\u8ba1\uff0c\u5728\u6ee1\u8db3\u6a21\u5757\u70ed\u6027\u80fd\u7684\u540c\u65f6\u7f29\u5c0f\u6574\u4f53\u89e3\u51b3\u65b9\u6848\u4f53\u79ef\uff0c\u4e3a\u60a8\u7684\u524d\u89c6\u6444\u50cf\u5934\u8ba2\u5236\u5b8c\u7f8e\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n

\u5982\u9700\u83b7\u53d6\u66f4\u591a\u5728\u7ebf\u6280\u672f\u652f\u6301\uff0c\u8bf7\u8bbf\u95ee TI E2E \u4e2d\u6587\u652f\u6301\u8bba\u575b (e2echina.ti.com)\u3002<\/p>\n

\n

\n

\u201c\u8f6c\u8bc4\u8d5e\u6536\u85cf+\u5728\u770b\u201d\uff0c\u591a\u4e92\u52a8\u80fd\u66f4\u53ca\u65f6\u6536\u5230\u6211\u4eec\u7684\u6700\u65b0\u6d88\u606f\uff01<\/p>\n

\n

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\u539f\u6587\u6807\u9898\uff1a\u6280\u672f\u5e72\u8d27 | \u81ea\u52a8\u9a7e\u9a76\u4e4b\u773c\u2014\u2014\u524d\u89c6\u6444\u50cf\u5934\u7cfb\u7edf\u4f9b\u7535\u6a21\u5757\u6df1\u5ea6\u89e3\u5256<\/p>\n","protected":false},"excerpt":{"rendered":"

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