needbrainscratched's user avatar
needbrainscratched's user avatar
needbrainscratched's user avatar
needbrainscratched
  • Member for 2 years, 10 months
  • Last seen more than a week ago
11 votes
6 answers
1k views

Need clarification regarding op-amp's ground/ reference and common mode dependence on supply

6 votes
2 answers
477 views

Why are low values of resistor in non-inverting configuration of opamp causing gain peaking?

5 votes
4 answers
3k views

What exactly are IBIS simulation models? Can I use them like a normal simulation component?

5 votes
1 answer
698 views

Need help with simulation of three-phase rectifier with hysteresis controller

4 votes
4 answers
2k views

Why does my integrator slowly saturate to negative rail in the following configuration?

3 votes
4 answers
1k views

Is -3dB bandwidth defined for any type of transfer function?

2 votes
1 answer
286 views

Question regarding connecting LISN to a three phase PFC

2 votes
1 answer
171 views

Why does current noise flow through the parallel combination of R1 and RF in a non-inverting opamp?

2 votes
3 answers
122 views

Why do we talk about system stability as a whole when Barkhausen criteria is valid only for one specific frequency?

1 vote
8 answers
394 views

Why should an open drain/collector comparator go low when pull up is not connected if it is essentially a floating node?

1 vote
1 answer
276 views

Why is my op-amp integrator charging up to the DC voltage supplied (instead of the rails)?

1 vote
3 answers
555 views

Why does current mirror need a diode connected configuration?

1 vote
1 answer
228 views

Why is the op-amp not able to amplify this voltage? It's a straight-forward non-inverting configuration with ideal op-amps(LTSpice simulations)

1 vote
1 answer
392 views

Why is the Wheatstone bridge configuration almost always used for sensors over a simple voltage divider? [duplicate]

1 vote
1 answer
410 views

Can someone explain the dependence of coupling coefficient to inductance value to me? It seems counter intuitive

1 vote
1 answer
770 views

LTspice giving weird results in simulation of phase shifted full bridge converter

1 vote
1 answer
673 views

Why is my battery showing a huge negative inrush current in my designed charger model?

1 vote
4 answers
2k views

How to design EMI filter if you don't have the actual physical circuit ready?

0 votes
0 answers
53 views

Best option for isolation of output voltage from controller board?

0 votes
3 answers
1k views

How is output current of a MOSFET gate driver controlled?

0 votes
2 answers
344 views

Confused regarding gain margin and stability

0 votes
1 answer
282 views

Power MOSFETs used as a switch in DC/DC converter circuits in saturation region

0 votes
1 answer
269 views

Need help with simulation of three-phase active rectifier on LTSPICE

0 votes
1 answer
87 views

Why is the noise gain these opamps 500? I feel it should be 250

0 votes
0 answers
52 views

Is there any way to model an equivalent impedance value for an opamp? (not talking about input or output impedance, want a single value impedance)

0 votes
3 answers
475 views

Is using a passive RC high pass filter at the output of an opamp a good method to remove DC offset?

0 votes
4 answers
177 views

Please help me understand the reason for using this 5V battery and 2k resistor at the gate of this MOSFET

0 votes
2 answers
212 views

Is it appropriate to model a DC/DC converter as a variable resistance if I have input voltage and current datapoints?

0 votes
0 answers
160 views

How can I accurately and quickly simulate this 280Ah battery charger circuit with a real-time charging time of over 2 hour?

0 votes
1 answer
218 views

Boost PFC converter stepping up voltage but unable to shape the input current