M Thread Starter matrixon Joined Dec 22, 2015 6 Jan 12, 2016 #1 The voltage gain of an amp is Gm*Zout, the bandwidth of the voltage gain is limited by the Zout as signal freq increases. I wonder whether the Gm also has 3dB bandwidth or not. And If Gm has 3dB bandwidth,what element cause it?
The voltage gain of an amp is Gm*Zout, the bandwidth of the voltage gain is limited by the Zout as signal freq increases. I wonder whether the Gm also has 3dB bandwidth or not. And If Gm has 3dB bandwidth,what element cause it?
DickCappels Joined Aug 21, 2008 6,819 Jan 13, 2016 #2 In general, yes. www.nxp.com/wcm.../mos.../vanoppen_highfreqmos_iedm1994.pdf