24 lines
685 B
Markdown
24 lines
685 B
Markdown
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---
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title: PIN
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updated: 2022-01-09 02:54:28Z
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created: 2022-01-08 13:17:43Z
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---
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PIN管用途广泛，作为开关管适合用在低频，体积小，成本低
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接收机中用作低频LC预选开关 [预选滤波器](../滤波器/预选滤波器.md) ，IF带宽切换比较合适
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PIN管输出加偏置，扼流电感选【1uH】，旁路电容选【0.1uF】，限流电阻选【2kΩ】，参考PIN SPDT设计实例.png ，对应高隔离度通用PIN SPDT.jpg
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==阴极== cathode negative
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==阳极== anode positive
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