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Forum: Power Electronics

Power sources/convertion, Switching power supplies, Renewable energy, PLCs. Discussions relating to the design and implementation of alternative energies.

  1. Sticky Thread Sticky: READ BEFORE YOU POST - do not post e-books, ieee papers here

    Started by pranam77, 29th August 2009 08:21
    • Replies: 0
    • Views: 27,476
    pranam77
    29th August 2009, 08:21 Go to last post

  1. How to calculate transformer winding losses

    Started by Selvam_Perumal, 14th October 2019 12:13
    1 Attachment(s)
    • Replies: 5
    • Views: 182
    Selvam_Perumal
    Today, 18:04 Go to last post

  2. Any ideas about this 400V, 1A Bench PSU?

    Started by treez, 15th October 2019 20:51
    3 Attachment(s)
    • Replies: 1
    • Views: 137
    treez
    Today, 15:39 Go to last post

  3. Buck converter vs buck-boost converter

    Started by pragash, 15th October 2019 15:39
    2 Attachment(s)
    • Replies: 15
    • Views: 329
    asdf44
    Today, 15:21 Go to last post

  4. Battery cutoff voltage vs 0% battery voltage

    Started by pragash, 15th October 2019 10:07
    • Replies: 5
    • Views: 201
    treez
    Yesterday, 18:43 Go to last post

  5. Which transformers can pass approvals testing rergarding isolation voltage testing?

    Started by treez, 13th October 2019 13:40
    1 Attachment(s)
    • Replies: 13
    • Views: 574
    FvM
    Yesterday, 08:11 Go to last post

  6. Filter Cutoff Frequency

    Started by gegoyus, 11th October 2019 06:05
    1 Attachment(s)
    • Replies: 3
    • Views: 176
    Easy peasy
    15th October 2019, 10:00 Go to last post

  7. Regulator strategy - embedded system power design

    Started by pragash, 14th October 2019 03:08
    • Replies: 3
    • Views: 267
    pragash
    15th October 2019, 09:46 Go to last post

  8. Bridge diode thermal problem

    Started by Hasan2017, 7th October 2019 08:54
    2 Attachment(s)
    • Replies: 10
    • Views: 618
    Easy peasy
    15th October 2019, 08:34 Go to last post

  9. Maintaining supply voltage on load

    Started by manycalavera, 14th October 2019 23:02
    1 Attachment(s)
    • Replies: 3
    • Views: 170
    KlausST
    15th October 2019, 06:40 Go to last post

  10. Algorithm to estimate given battery chemistry and capacity

    Started by sabu31, 9th October 2019 09:53
    • Replies: 3
    • Views: 270
    betwixt
    14th October 2019, 13:19 Go to last post

  11. ac consumption in a adapter

    Started by ravi.2k17, 13th October 2019 15:59
    • Replies: 7
    • Views: 252
    betwixt
    14th October 2019, 13:05 Go to last post

  12. Direct Torque Control of Induction Motor

    Started by imranahmed, 12th October 2019 12:10
    • Replies: 0
    • Views: 220
    imranahmed
    12th October 2019, 12:10 Go to last post

  13. Film capacitor failed in flyback smps at high temperature?

    Started by treez, 9th October 2019 08:01
    1 Attachment(s)
    • Replies: 5
    • Views: 446
    schmitt trigger
    11th October 2019, 15:06 Go to last post

  14. H-bridge gate signal problem

    Started by researcher12, 9th October 2019 13:12
    2 Attachment(s)
    • Replies: 3
    • Views: 280
    Easy peasy
    11th October 2019, 01:22 Go to last post

  15. What is the formula for the gain of pwm modulator in an SPWM inverter

    Started by neonwarrior, 11th October 2019 00:40
    • Replies: 0
    • Views: 150
    neonwarrior
    11th October 2019, 00:40 Go to last post

  16. using a power inverter in a car

    Started by Build-A-Burger, 9th October 2019 11:38
    • Replies: 6
    • Views: 305
    Build-A-Burger
    10th October 2019, 02:42 Go to last post

  17. Charge Management Controller problem

    Started by hakraf, 9th October 2019 11:31
    2 Attachment(s)
    • Replies: 2
    • Views: 150
    hakraf
    9th October 2019, 12:44 Go to last post

  18. Input stage to 24W buckboost LED driver is high in component count.

    Started by treez, 6th October 2019 19:00
    2 Attachment(s)
    • Replies: 3
    • Views: 257
    betwixt
    7th October 2019, 08:59 Go to last post

  19. Supply 5V, 5mA from the 240VAC mains without SMPS

    Started by treez, 28th September 2019 22:44
    4 Attachment(s)
    • Replies: 13
    • Views: 781
    asdf44
    6th October 2019, 23:16 Go to last post

  20. [moved] Why Zener getting heat at no load in Capacitor power supply arrangement..

    Started by saramah, 30th September 2019 22:19
    3 Attachment(s)
    • Replies: 14
    • Views: 979
    treez
    5th October 2019, 20:56 Go to last post

  21. Why use diff mode inductors rated for 6A(rms) when Input current is only 833mA(rms)

    Started by treez, 29th September 2019 17:56
    1 Attachment(s)
    • Replies: 6
    • Views: 388
    treez
    5th October 2019, 20:46 Go to last post

  22. SMPS Flyback Transformer Construction

    Started by imranahmed, 5th October 2019 11:06
    1 Attachment(s)
    • Replies: 1
    • Views: 168
    treez
    5th October 2019, 20:43 Go to last post

  23. Limit Current Maintain Voltage PSU output

    Started by HardwareChap, 5th October 2019 13:39
    • Replies: 5
    • Views: 253
    wwfeldman
    5th October 2019, 20:41 Go to last post

  24. 60W offline flyback PCB suffers burning

    Started by treez, 5th October 2019 19:06
    1 Attachment(s)
    • Replies: 1
    • Views: 153
    wwfeldman
    5th October 2019, 20:26 Go to last post

  25. TPS54560: Voltage is dropping when load connected

    Started by vimalraj, 24th September 2019 11:23
    5 Attachment(s)
    • Replies: 19
    • Views: 837
    malli_1729
    5th October 2019, 14:51 Go to last post

  26. Modelling UC3842 current mode PWM Controller

    Started by Adithya_Pai, 4th October 2019 14:59
    6 Attachment(s)
    • Replies: 4
    • Views: 278
    asdf44
    4th October 2019, 23:07 Go to last post

  27. Simple transformerless power supply design

    Started by mdaupu, 24th September 2019 07:34
    1 Attachment(s)
    • Replies: 14
    • Views: 687
    treez
    4th October 2019, 21:35 Go to last post

  28. 300W SMPS with low input capacitance at the end of a 10km cable

    Started by treez, 28th September 2019 17:11
    1 Attachment(s)
    • Replies: 9
    • Views: 482
    Easy peasy
    4th October 2019, 02:13 Go to last post

  29. Charge of Li ion battery of Samsung tablet

    Started by kahlenberg, 3rd October 2019 21:27
    1 Attachment(s)
    • Replies: 0
    • Views: 136
    kahlenberg
    3rd October 2019, 21:27 Go to last post

  30. LM3421 LED driver off-time calculation

    Started by treez, 30th September 2019 20:51
    • Replies: 0
    • Views: 143
    treez
    30th September 2019, 20:51 Go to last post
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