Operational Amplifier Study Reference - Edubirdie

University:
Santa Fe College
Course:
PHY 2048 | General Physics 1 with Calculus
Academic year:

2024
Views:

357

Pages:

4
Author:

Jabin F.

OP-AMP (operational Amplifier) Active device (Gain >1) Pout Pout = Pgain > 1 →(perform mathematical operation) Imput Anpufer Output Coupling Capacitor hain=20 Total gain = 201 Grain, =10 1 Gaing BW (single stage) #Symbol: 2-input fue putrration V (single olf) -ve patration VEE I-VEE= Vec + Vec (pyal supply) Opamp dual inpul, daal power supply Single olp Differential Amplifier. V₂ Non-Inverting Ilp. V. inverting I/p Practical characteristics of Opomp.→ Unear Vot VOMPE +Vat= +Vcc +ve saturation Y= mx Vo= AL(VI) VI (V2V) -ve zaturation Vomin -VCC-VEE-Veet. Ideal Characteristic Aor(Ideally)→∞ RL FET (idrally) : RIFET (practically) 10-10-2 Ri (opame) ideally Rolopamp) ideally of Bandwidth (ideally)→∞ Hz 1A Vo ↑ AOL (V-Vito 4,V2= VI VGC virtual ground Concept. Vo +VSAT VGC→ Virtual ground Concept Ilp terminal of op-amp is exactly at same potential. VE 2 Volt V+= 2 Volt Is valid in linear region. ↓ To create linear Region. i provide -Ve feedback. How tonnect. How olpis Connecting to →1. Above Concept is VGG V₂=V 2. When Rio (that means oper) CKT.) 3 Roo, Zat=? 4 Jinput ERI Ri ideally-sos Ro ww AOLVD) Voltage control noltage source vevs 105-106 1. Ideal inverting opamp :- ovolt Gain,=-10 Guin2 = -20 2. Chainz) Gains -ve sign (180 phase shift) 2. Ideal Non Inverting Op-amp :- V1-0 + V-Vo RF 20 Due to VAC page-56 Consider 741 op amp ckt as shown below. Where VOC VEE = +15V and R= 2.2 k If Vi = 2mV; what is the value of Vo concerning the ground? Tovolt BY VGC Vo=3Vn Vo = -3Vi (Vo= -6mV o-Vi + O-V₁ = 0 Vu= -Vi Nodal at Ve V+V+Vn-Ve = o R Vo VI = ACL +ve means O phase change.

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