Feb 20, 2017 #1 ashrafsazid Advanced Member level 4 Joined Sep 17, 2016 Messages 104 Helped 1 Reputation 2 Reaction score 2 Trophy points 18 Location Germany Activity points 935 Hi, Can anybody help me out suggesting how I can implement the circuit shown below on transistor level? The main thing I want to know how can I implement this Voltage Controlled Voltage Source (VCVS) of gain 1 and gain 30 respectively.
Hi, Can anybody help me out suggesting how I can implement the circuit shown below on transistor level? The main thing I want to know how can I implement this Voltage Controlled Voltage Source (VCVS) of gain 1 and gain 30 respectively.
Feb 24, 2017 #2 pancho_hideboo Advanced Member level 5 Joined Oct 21, 2006 Messages 2,847 Helped 767 Reputation 1,536 Reaction score 733 Trophy points 1,393 Location Real Homeless Activity points 17,490 Create Operational Amplifier. Then invoke resitive feedback to set gain. Attachments 170225-014242.png 36.7 KB · Views: 96
Feb 24, 2017 #3 crutschow Advanced Member level 6 Joined Feb 22, 2012 Messages 4,469 Helped 999 Reputation 1,996 Reaction score 1,129 Trophy points 1,393 Location Colorado USA Zulu -7 Activity points 25,336 Doing a VCVS with transistors will require a fairly complex circuit similar to an op amp, so you might as well just use an op amp.
Doing a VCVS with transistors will require a fairly complex circuit similar to an op amp, so you might as well just use an op amp.
Feb 24, 2017 #4 Dominik Przyborowski Advanced Member level 4 Joined Jun 6, 2013 Messages 1,211 Helped 505 Reputation 1,015 Reaction score 506 Trophy points 1,393 Location Norway Activity points 9,327 Or, better, use a circuit invented exactly for your application - one of the commonly used CMFB amplifier
Or, better, use a circuit invented exactly for your application - one of the commonly used CMFB amplifier