æ ¹æ®âèçâï¼UN=UPã
æ ¹æ®âèæâï¼IN=IP=0ã
ç±äºåç¸è¾å
¥ç«¯ç»çµé»R2åæ¥å°ï¼IPÃR2=0ï¼æ以UP=0ãå³UN=0ã
æ ¹æ®KCLåIN=0ï¼R1ççµæµi1åRFççµæµiFå¿
ç¶ç¸çãå³ï¼
ï¼U1-0ï¼/R1=ï¼0-Uoï¼/RFã
æ以ï¼Uo=-RFÃU1/R1ã
温馨提示:答案为网友推荐,仅供参考