共集电极电路输入电阻

共集电极电路的输入电阻很高。\[1\]这是因为共集电极电路的输入端连接到基极，而基极是PNP晶体管的基极，具有高电阻特性。因此，共集电极电路可以减小对被测电路的影响，提高测量的精度。
#### 引用[.reference_title]
- *1* [双极型三极管共集电极、共基极放大电路](https://blog.csdn.net/qq_40828914/article/details/122492951)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
- *2* [【集电极接地 共集电级放大电路 原理讲解与元器件取值 （详细参数说明）+multisim仿真】](https://blog.csdn.net/qq_39985705/article/details/127819438)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
- *3* [晶体三极管及其放大电路之共集电极电路](https://blog.csdn.net/weixin_30411819/article/details/98538877)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
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