Power Electronics

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Power supplies, power control, power sources/conversion, energy harvesting, battery charging, batteries, etc.
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C
Extra charging port
Last message by
MisterBill2
2
Replies
693
Views
R
Jumpin jahosifax
Last message by
MisterBill2
4
Replies
695
Views
lawrence101
How to modify a switch mode power supply.
Last message by
lawrence101
2
21
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5K
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Jeffery Vahrenkamp
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Super Capacitor Jump Starter Circuit
Last message by
Ya’akov
15
Replies
12K
Views
danthonymix
DIY Power Supply for Rocktron Voodu Valve (4-Pin DIN Connector)
Last message by
meth
1
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1K
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W
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Help, problem making a 4 pin DIN power supply for my electronic piano
Last message by
Ya’akov
2
25
Replies
11K
Views
ZL1ST
Charging a V60 battery from a Philips ventilator
Last message by
MisterBill2
17
Replies
1K
Views
G
Optocoupler & TRAIC gate resistor power sizing
Last message by
Ian0
2
Replies
660
Views
S
Powering ESP32 with 7.4V battery. PCB Design review
Last message by
statieva
2 3
53
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4K
Views
G
Request for Guidance on MPPT Circuit Design
Last message by
schmitt trigger
7
Replies
963
Views
J
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How can I connect a 36V battery (10amp) to a usb port
Last message by
Tonyr1084
2
31
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6K
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D
Cheap TEMU Battery Operated charger using 36VDC USB-C charging port?
Last message by
Jon Chandler
3
Replies
4K
Views
Annotat3r
Learning about Step-Up (Boost) Converters, choosing components, and the math behind it.
Last message by
MisterBill2
4
Replies
770
Views
C
Need help with a project, relay to control a DC motor
Last message by
MisterBill2
2 3
41
Replies
4K
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B
Designing a buck converter
Last message by
MisterBill2
9
Replies
2K
Views
M
LM2596T-3.3 and negative voltage
Last message by
mos_6502
7
Replies
1K
Views
M
Roughly estimate the remaining capacity of a Li-ion cell with any load and temperature
Last message by
nsaspook
5
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1K
Views
gaber2611
lead acid battery charger selection and understanding
Last message by
gaber2611
13
Replies
4K
Views
T
can I power 3V devices with 3.3V psu?
Last message by
thor21
2 3 4
77
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6K
Views
archxth_13
Kinetic Power Plant
Last message by
BondNL
2 3
50
Replies
7K
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