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Hello,SMPS Power supply using PC power supply transformer ei28, ei33, erl35 100w...800whttps://320volt.com/ir2153-smps-devresi-100w-800w/
Audio Amplifier SMPS Power Supply
4421
0
5
burhan
burhan
TURKEY
53
7
Modern LiPo Battery Pack for HP 'Classic' Calculators This is my attempt at a LiPo-based battery pack for "Classic" HP Calculators, specifically HP-35, HP-45, and HP-55. The original NiCd pa...
HP Classic Calculator LiPo Battery Pack
1534
1
0
Tom LeMense
Tom LeMense
UNITED STATES OF AMERICA
1
3
IntroductionThe LM317/LM337 symmetrical power supply circuit is an electronic setup for meeting the voltage requirements of both positive and negative circuits. Powering circuits requiring dual polari...
LM317 AND LM337 ADJUSTABLE POWER SUPPLY CIRCUIT BOARD
660
0
1
Simon Mugo
Simon Mugo
KENYA
12
0
IntroductionThe main aim of this article is to provide a guide on how to design an essential +/- 9V dual power supply. This is done from a 3V supply prototype, and the main element used for the design...
3V to 9V Dual Boost Converter Power Board
481
0
0
Simon Mugo
Simon Mugo
KENYA
12
0
The LM350 power supply is a popular do-it-yourself (DIY) project among electronics enthusiasts. It is a versatile and adjustable voltage regulator that can provide a stable DC output voltage. This pow...
LM350 power supply diy
779
0
0
Toni Eletrônica
Toni Eletrônica
BRAZIL
41
0
Adjustable voltage power supplyAmong the most important electronic devices in the electronics laboratory is the voltage source. This source can be linear, switching mode, adjustable or not, but it is ...
Adjustable voltage power supply
753
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
This power distribution pcb provides 5v and 8v along with a pass-through I2C clock/data connection to the motorized slide fader potentiometers from this project: https://www.pcbway.com/project/sharepr...
LDO Distribution for Fader Pots - 5V Logic and 8V Motor
986
0
2
Gadget Reboot
Gadget Reboot
CANADA
62
19
To power up electronics circuits or while testing different voltage-ampere/power ranges are required. We can not deliver that power from a single battery. Either we have to put a buck converter or lin...
Variable Current/Voltage DC power supply
2848
1
1
Manoj kumar
Manoj kumar
INDIA
16
0
To design the schematic and PCB, I used Altium Designer 22 and the SamacSys component libraries (Altium plugin). To get high-quality fabricated PCB boards, I sent the Gerbers to PCBWay and purchased o...
220Vac to 5Vdc Transformerless Power Supply Using LNK304
2958
0
5
PCBWay Team
PCBWay Team
CHINA, PEOPLES REPUBLIC
149
3
Circuit presentationThe electronic circuit presented indicates the value of the voltage with eight LEDs, namely the following voltage levels: 10; 10.5; 11; 12; 13; 14; 14.5 and 15V. Because the values...
Car Battery Monitor
962
0
1
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
The use of mobile phones is increasing day by day due to the involvement of digital and online things in our lives. During the period of the pandemic, when offices and educational institutions were cl...
Power Bank Circuit Design Board PCB
1185
0
0
Arshmah Arshmah Shahkar
Arshmah Arshmah Shahkar
UNITED STATES OF AMERICA
24
0
Circuit Operation?The assembly ensures the charging phase with limited current and constant voltage. The low voltage charging current of the transformer passes through the transistor Q1, the diode D7,...
Battery Cell Charger
1085
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
InspirationWhile making a customized RGB LED set up at our home, basically it was a bunch of addressable 5v LEDs the WS2812, but unfortunately we didn't have a high current power source to light them ...
Zeus - An AC to DC High Watt Power Supply Unit
945
0
0
Deblina Chattopadhyay
Deblina Chattopadhyay
INDIA
2
0
Relay and Isolated Input Base BoardThis PCB is part one of a stackable series, which will comprise an Automation Controller, controllable via the ESP32-s or ESP-12E SOC modules. `This project is consi...
Relay and Isolated Input Base Board
2567
0
5
Jean Redelinghuys MakerIoT2020
Jean Redelinghuys MakerIoT2020
THAILAND
47
164
power module for audio amplifier
power module for audio amplifier
1101
0
1
Roman Zaglinskiy
Roman Zaglinskiy
UKRAINE
12
0
This is my attempt at a LiPo-based battery pack for "Classic" HP Calculators, specifically HP-35, HP-45, and HP-55. The original NiCd packs are all dead by now, and rebuilding them is difficult -...
HP Classic Calculator LiPo Battery Pack V2
1639
0
0
Tom LeMense
Tom LeMense
UNITED STATES OF AMERICA
1
3
1
2
3
4
5
6
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8
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10
11
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