Questions tagged [topology]

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Which better welding inverter topology

I have build a welding inverter using two switch forward (reference based http://danyk.cz). But I used Irgpc40u igbt(single each side) and sg3525 pwm. I test it at 900watt power line, 1.6mm electrode. ...
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1answer
68 views

I2C differential network architecture using PCA9615

I'm building an architecture for a large scale robot (3x3meters) and I would like to build a specific architecture around I2C differential to control motors drivers (this should be noisy). My problem ...
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2answers
143 views

Where do electric circuit topologies come from?

The question is pretty straight forward but allow me to expand. If not clear, by circuit topologies I mean connections between circuit elements/blocks. What branch of mathematics deals with this? Do ...
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1answer
49 views

Linearizing multi-star network for home automation

I'm designing a communication network for private home automation. My design goals are: Local wrt network changes. That is, changing one part of the network should not require modification of the ...
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1answer
144 views

Create a synchronous network of 400 devices

I have around 400 devices that i want to address in a star topology. Each device controls a set of LED strips (27*12 resolution). The idea is display a video animation in a good frame per second rate (...
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1answer
82 views

Feedback topology of a common emitter circuit

I was studying the topology of this particular circuit. I do not understand how the topology of this circuit is considered series-series. I can see it in input , but at the output it would make more ...
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0answers
85 views

2KW - 48V - 240v / 50Hz UPS - Unknown Topology

I am refurbishing a 2kw ups that a friend gave to me. It had failed and had been left in a shipping container on a site and the PCB had suffered some low level corrosion. The PCB is a 2 layer board, ...
3
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2answers
362 views

How to select DC-DC converter topology?

I would really appreciate some help on this one. I am doing my bachelor's thesis/project which requires me to design and construct a DC-DC converter. I have been working on it for a couple of weeks ...
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2answers
101 views

Possible ways to represent a circuit schematic

I have the following circuit with a 9V battery and two resistors, R1, R2, in parallel. Here is how it looks: Are the following three ways all valid ways to represent this circuit? Explanation: In ...
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6answers
485 views

Feedback Topologies

This is my homework problem. I tried to solve this problem but i got it wrong. Here is the problem: As it is clear from the circuit that we are taking voltage at the node V0 and some fraction of ...
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1answer
158 views

Designing a CANbus+DC power network of sensors

I'm designing a network of sensors to be placed in an outdoor environment, see the attached diagram. The network will consist of 30 data acquisition boards (very low power consumption), divided in 10 ...
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2answers
111 views

How is circuit topology chosen in analog designs?

Suppose I'm an experienced analog designer, e.g., RF, power electronics, ADC. How does choosing a circuit topology fit into the overall workflow for a typical work assignment? I imagine my manager ...
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1answer
89 views

What is the name for the low pass topology in this figure?

I am a student researching physics and I am currently fixing some old equipment (RF signal attenuators for our acousto-optical modulators), I found the control voltage passing through a low-pass ...
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1answer
76 views

Circuit topology name and function for PNP transistor in light barrier circuit

I have seen this rather simple circuit for end position detection of a DC motor drive mechanism. An infrared LED (V402) and a phototransistor (V401) are used as a light barrier. Can someone give me a ...