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Power Electronics
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Power supplies, power control, power sources/conversion, energy harvesting, battery charging, batteries, etc.
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IR LED Illuminator Lamp Using Rechargeable Battery
jon712
Oct 9, 2018
Last message by
jon712
Oct 12, 2018
5
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3 HP TEFC Motor Starting Capacitors: Need help picking new capacitors
SEGACDX
Oct 12, 2018
Last message by
MaxHeadRoom
Oct 12, 2018
7
Replies
6K
Views
Solar panel powered arduino problem
zazas321
Oct 8, 2018
Last message by
redrok
Oct 12, 2018
2
3
40
Replies
4K
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C
Meaning of Rth sink-ambient negative
Challenger
Oct 12, 2018
Last message by
DickCappels
Oct 12, 2018
1
Replies
1K
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R
TP4056 is not charging my 18650 battery li-ion?
ram_nipun
Oct 11, 2018
Last message by
ram_nipun
Oct 11, 2018
8
Replies
7K
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110 volt 1200 watt appliance used in Europe...
Vakse Viggo
Oct 9, 2018
Last message by
ian field
Oct 11, 2018
14
Replies
2K
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L
Wiring Up Transformer Primaries
lsllll
Oct 10, 2018
Last message by
Audioguru
Oct 11, 2018
7
Replies
1K
Views
E
Soft start for toroidal transformer
EliCustom
Oct 9, 2018
Last message by
shortbus
Oct 11, 2018
12
Replies
5K
Views
F
+18V Isolated Power Supply for High Side MOSFETs
Firenze02
Oct 10, 2018
Last message by
Bordodynov
Oct 11, 2018
5
Replies
1K
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S
Need help keeping a rigid mechanism in a 60ºC(140ºF) Incubator
Stopfortheklopp
Oct 10, 2018
Last message by
Dodgydave
Oct 11, 2018
3
Replies
1K
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K
ASUS G53SV new battery not charging on AC power
kleinen34
Oct 10, 2018
Last message by
crutschow
Oct 11, 2018
1
Replies
898
Views
Spare Alternator??
MaxHeadRoom
Oct 8, 2018
Last message by
wayneh
Oct 10, 2018
13
Replies
2K
Views
Custom 240w 24v Motor Controlled for Electric Racing Cars
Harry D
Oct 10, 2018
Last message by
dendad
Oct 10, 2018
1
Replies
1K
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W
High power protection methods
Walks91
Oct 10, 2018
Last message by
Hymie
Oct 10, 2018
3
Replies
737
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A
Question in power supply
alberts11
Jul 18, 2018
Last message by
alberts11
Oct 10, 2018
2
20
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2K
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S
Need help designing a 194.0 °F bioreactor for cell culture.
Stopfortheklopp
Oct 10, 2018
Last message by
ebp
Oct 10, 2018
2
Replies
749
Views
What is Secondary EMF vs Primary EMF?
johnyradio
Oct 9, 2018
Last message by
crutschow
Oct 9, 2018
5
Replies
3K
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T
4v 10 amp battery, what charger??
Twotkyns
Oct 9, 2018
Last message by
crutschow
Oct 9, 2018
2
Replies
598
Views
Transformers to step up ac output of electric fencer.
michael59
Oct 6, 2018
Last message by
michael59
Oct 9, 2018
7
Replies
5K
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Problem with TRIAC and resistive load
MPYC
Oct 7, 2018
Last message by
MPYC
Oct 9, 2018
7
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3K
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