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Q&A

Posts tagged transformer

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81%
+7 −0
Q&A Technique to reset pulse transformer core quickly

I am analysing a pulse transformer which is required to transfer below communication protocol pulse from primary to the secondary side. The pulse duration is 32 μs and off time available to reset t...

2 answers  ·  posted 3mo ago by kadamrohan16‭  ·  last activity 3mo ago by Andy aka‭

25%
+0 −4
Q&A DC-DC converter using Hartley oscillator and transformer [closed]

Instead of using a buck or a boost converter can we use for DC-DC conversion the circuit Im going to describe in the next lines? First we begin with a Hartley oscillator whose output is fed into ...

0 answers  ·  posted 5mo ago by MissMulan‭  ·  edited 5mo ago by MissMulan‭

66%
+2 −0
Q&A Flyback transformer for Vout > Vin

This question is asked in an addition to https://electrical.codidact.com/posts/276436 Here is a Flyback converter mentioned there: Design parameters are: Input voltage 125 volts Output volt...

2 answers  ·  posted 10mo ago by 2kind‭  ·  last activity 10mo ago by Andy aka‭

Question transformer flyback
84%
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Q&A 208VAC triple-phase to single-phase conversion

The question: Is there a way to convert from triple-phase 208VAC to single-phase 208VAC? Background: Hi everyone, I am stuck on a project I'm working on. I'd like to convert 208VAC (three phase,...

2 answers  ·  posted 1y ago by cosined‭  ·  last activity 12mo ago by Andy aka‭

71%
+3 −0
Q&A How could you model a 10M/100M Ethernet PHY architecture?

Application notes for microcontrollers or other ICs that have an internal 10M/100M ethernet PHY module differ in their requirements for the external interface components. It seems that the PHY des...

1 answer  ·  posted 1y ago by DavidE‭  ·  last activity 1y ago by Olin Lathrop‭

66%
+2 −0
Q&A Transformer - Vsec or Current rating parameter

I am looking at the datasheet of the 7508170315(link) transformer and something seems strange to me. If I connect this to a 12V supply and expose it to 10us pulse: 12V*10us/475uH = 252mA which ...

2 answers  ·  posted 2y ago by 2kind‭  ·  last activity 2y ago by Olin Lathrop‭

Question transformer
66%
+2 −0
Q&A How could a damaged wire in split-phase power delivery create these voltages?

Recently, my home suffered a partial power outage, and due to curiosity and a desire to learn more about residential AC power, I'm trying to understand how the event that took place resulted in the...

3 answers  ·  posted 2y ago by Joel Lathrop‭  ·  edited 2y ago by Olin Lathrop‭