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Consider the bistable circuit of Fig. 15.22(a) with the op amp’s negative-input terminal disconnected from ground and connected to a reference voltage VR. (a) Derive expressions for the threshold voltages V.and VTH in terms of the op amp’s saturation levels L and L ,R, R2, and VR: (b) Let L_ =-L_=V and R, = 10 k12. Find R, and V, that result in threshold voltages of O and V/10. RU R2 W + +/

Question-AnswerCategory: Electronics EngineeringConsider the bistable circuit of Fig. 15.22(a) with the op amp’s negative-input terminal disconnected from ground and connected to a reference voltage VR. (a) Derive expressions for the threshold voltages V.and VTH in terms of the op amp’s saturation levels L and L ,R, R2, and VR: (b) Let L_ =-L_=V and R, = 10 k12. Find R, and V, that result in threshold voltages of O and V/10. RU R2 W + +/
Yash Raj asked 2 months ago

Consider the bistable circuit of Fig. 15.22(a) with the op amp’s negative-input terminal disconnected from ground and connected to a reference voltage VR. (a) Derive expressions for the threshold voltages V.and VTH in terms of the op amp’s saturation levels L and L ,R, R2, and VR: (b) Let L_ =-L_=V and R, = 10 k12. Find R, and V, that result in threshold voltages of O and V/10. RU R2 W + +/

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1 Answers
Mazurek Gravity Staff answered 2 months ago

 
 

from the circuit using supereposition we can write
If the boat Pet Voltage Vo=ht, then any increease in v
cond change the levby
At blu Point of Change we can corese equation
taking V = Van, Vo = t. , Vp = Vote :
Voce Ven ( 2 ) + La Lipa en
VTH = - LaVas - - L. () + vs ( ) -
| (물) + va (+) -
Substituting Va
) v () + lees) ( ) - 음
+ > 3 = 20040
뺣 = 늙
년
Ve =
lov
HANNER sre

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