Electrical Engineering Questions, Problems & Solutions : TransWikia.com ~ Page 9

Control Loop Stability - Crossover frequency

I am testing the control loop stability of a DC-DC Converter. One of the Pass-criteria of the DC-DC Converter states, "Cross over frequency should not be higher than 1/8th of...

Asked on 12/22/2021

6 answer

Current Sense circuit with digitally programmable gain

I'm designing a precision source meter and I wanted to put a couple ideas out to the community. One thing I will note is that this device has 32 channels,...

Asked on 12/22/2021 by AMacDonald

1 answer

Negative current sense limit

I would like to find the expression of voltage across Rsense in the circuit below: The author says in the...

Asked on 12/22/2021 by learn design

1 answer

Does EC11 Incremental Encoder need hardware debouncing and VCC for encoder?

I'm implementing an EC11E rotary encoder which has 3 pins + 2 pins for a switch. It seems like most of the projects I've seen online wire...

Asked on 12/22/2021

3 answer

PCIe card Dimension Half-Length 106.68 × 175.26 Specification Devaiation

As per the Wikipedia and other Sites, the dimension of the Half-Length PCIe card is 106.68 × 175.26, https://en.wikipedia.org/wiki/PCI_Express But as per the specification, ...

Asked on 12/22/2021 by Prashanth Kumar G N

1 answer

Adding 2 cooling fans to an amplifier circuit board

simulate this circuit – Schematic created using CircuitLab I'd like to add (2) 5v .41A cooling fans to this Vox bass amp. What...

Asked on 12/21/2021 by Errol

1 answer

Questions from a current regulating and measuring circuit

In my previous question I asked about a simple topology suggestions for regulation of highish currents(around 10A) especially for resistive heating elements in 1...10 Ohm range. I concluded to...

Asked on 12/21/2021 by floppy380

1 answer

Power IR2110 from a low voltage AC Source

I am trying to power the IR2110 using an AC Source. However, this source is also connected to a full wave bridge rectifier that's going to supply a controlled buck...

Asked on 12/21/2021

1 answer

I need some help understanding the schematics of DIY HS102 oscilloscope

I was looking on the schematics for the DIY HS102 oscilloscope by Martin Loren (http://hscope.martinloren.com/HS102-oscilloscope.html) But I'm a bit confused about the role of the ASM1117 (LDO...

Asked on 12/21/2021 by Mikkel Snitker

2 answer

Series RLC circuits

Suppose a series RLC circuit has its resonance frequency f_r. If we apply AC current of frequency f_r to this series RLC circuit then circuit has maximum current as output....

Asked on 12/21/2021 by Abhilash Kurmi

2 answer

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