Home » 12V

2 Compact 12V 2 Amp SMPS Circuit for LED Driver

In this post we comprehensively discuss a 2  simple 12V 2 amp SMPS circuit using the IC UC2842. We study a 2 amp flyback design by evaluating various formulas, which provides the exact selection details for the transformer winding and the parts specifications. Design#1: Introduction The first design is based on the versatile IC VIPer53-E. The … Read more2 Compact 12V 2 Amp SMPS Circuit for LED Driver

12V LED Backpack Power Supply Circuit

In this article we learn to make a simple 12v LED backpack power supply circuit for powering a 36watt LED lamp, which includes appropriately wired integrated sockets for enabling the attachment of external devices such as a regulated battery charger, ammeter, voltmeter etc. The idea was requested by Mr.  Kevin Bates Backpack LED Charger/Driver Firstly, … Read more12V LED Backpack Power Supply Circuit

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

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 a current rate of 1 amp. Written By: Dhrubajyoti Biswas The Dual Power Supply Concept In regard to positive volt it is preferable … Read moreAdjustable 3V, 5V, 6V, 9V,12V,15V Dual Power Supply

Laptop Charger Circuit from 12V Battery

The post discusses a simple car laptop charger circuit for charging laptops from a 12V car battery using a IC 555 based boost converter. The idea was requested by one of the avid readers of this blog. Making a 12V to 19V Converter May I request you for a circuit diagram for a transformerless small … Read moreLaptop Charger Circuit from 12V Battery

0.6V to 6V/12V Boost Converter Circuit

In this post we learn 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 with … Read more0.6V to 6V/12V Boost Converter Circuit

12V, 5 Amp SMPS Battery Charger Circuit

In this article we study a simple flyback based converter design which is implemented as an SMPS 12V, 5amp battery charger power supply, without using a iron core transformer.   How it Works The proposed 12V, 5 amp smps battery charger circuit employs a flyback converter topology which results in the required smps based high … Read more12V, 5 Amp SMPS Battery Charger Circuit

Do NOT follow this link or you will be banned from the site!