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12V

1.5V to 12V DC Converter Circuit Diagram for LEDs

Last Updated on January 17, 2025 by Swagatam 31 Comments

FNKON0WH78T8LG3.LARGE

The post provides interesting information regarding the making of a 1.5V to 12V converter circuit using a couple of transistors and an inexpensive coil. The idea was requested by Mr. Keith. The Circuit Request I found your blog and have searched for an answer to my question but I’m just not finding it…. What I want to do […]

Filed Under: Power Supply Circuits Tagged With: 12V, Converter, DC, LEDs

0.6V to 6V/12V Boost Converter Circuit Diagram

Last Updated on January 17, 2025 by Swagatam 52 Comments

0.6v to 6v converter circuit

In this post I have explained how to make a 0.6V to 6V or 12V boost converter circuit using a single chip MC74VHC1G14, which uses under 1V to operate. About the IC MC74VHC1G14 Normally, we all know that a silicon transistor would find it difficult functioning below 0.7V, unlike germanium counterparts which are capable of doing it […]

Filed Under: Lamps and Lights Tagged With: 12V, Boost, Converter

20 Watt Fluorescent Tube Light Circuit with 12V Battery Operation

Last Updated on November 22, 2024 by Swagatam 22 Comments

EmergencyLightSchematics

This simple 20 watt home tube light circuit will work with any 12V battery and uses very few components yet is able to produce a reasonable amount of white light. The components used are very common and can be easily procured from the local electronic retailer. The idea is simple, the secondary winding of Tr1 […]

Filed Under: Lamps and Lights Tagged With: 12V, Battery, Fluorescent, Light, Tube, Watt

Simple 12V, 1A SMPS Circuit

Last Updated on September 22, 2023 by Swagatam 227 Comments

12v 1 amp smps circuit

In the following content I have explained two simple 12V, 1 Amp switch mode power supply (SMPS) circuit using the very reliable VIPerXX IC from ST microelectronics. With the advent of modern ICs and circuits, the age old iron transformer type of power supply are surely becoming obsolete. Today power supplies are much compact, smaller […]

Filed Under: Power Supply Circuits Tagged With: 12V, Simple, SMPS

Adjustable 3V, 5V, 6V, 9V,12V,15V Dual Power Supply Circuit

Last Updated on September 16, 2023 by Swagatam 36 Comments

LM3172BPOWER2BSUPPLY

The purpose of this paper is to detail a variable dual lab power supply circuit which has an adjustable range from 3V, 5V, 6V, 9V, 12V, and 15V or even more at an output current rate of 1 amp. Written By: Dhrubajyoti Biswas The Dual Power Supply Concept In regard to positive volt it is […]

Filed Under: Power Supply Circuits Tagged With: 12V, 15V, Adjustable, Dual, Power, Supply

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