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LDO\u9009\u578b\u5173\u952e\u6307\u6807<\/p>\n

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\n

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\u7ed3\u6e29\u8ba1\u7b97\u516c\u5f0f\uff1a T<sub>J<\/sub> = T<sub>A<\/sub> + (P<sub>diss<\/sub> \u00d7 \u03b8<sub>JA<\/sub>) \u5b9e\u4f8b\uff1a5V\u8f6c3.3V@500mA\u65f6\uff0cSOT-223\u5c01\u88c5\u03b8<sub>JA<\/sub>=50\u2103\/W\uff0c\u7ed3\u6e2967.5\u2103\uff1bSOT-23\u5c01\u88c5\u03b8<sub>JA<\/sub>=220\u2103\/W\uff0c\u7ed3\u6e29212\u2103<\/p>\n

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\n

PCB\u5e03\u5c40\u89c4\u8303<\/h4>\n

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\n

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\u03c0\u578b\u6ee4\u6ce2\u5668\u8bbe\u8ba1\uff1a f<su<\/p>\n","protected":false},"excerpt":{"rendered":"

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