Voltage series negative feedback amplifier circuit
Source: InternetPublisher:清宁时光 Keywords: Series negative feedback amplifier circuit BSP Updated: 2021/02/20
The voltage series negative feedback amplifier circuit has good circuit stability and strong amplification capability
, and is a commonly used amplifier circuit. The voltage series negative feedback amplification
circuit is shown in the figure.
The reference values of component parameters are as follows:
1) Transistor; VT1 and VTZ are both 3DG6.
2) Resistor: R1=2kCl． Yes=Ra - lOkfl． RP-Rwz-
lOOkn, R4-2k,cl, Rs-lOOfl, R6-lkfl,
R7-1.5kfl. Feng-R9-lOkfl, Rio-51S1, Ru-2.7kfl,
RL-2.2kfl, Rf =3. 6kn.
3) Capacitance: CI—G—10UF, G—G=100tiF,
c1—220t.rF.
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