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3D Moon-Sphere LED Driver with Charger and Dimmer Circuit

In this post we learn how to build a homemade LED driver with dimmer and charger circuit for illuminating a 3D moon from a 5V USB source. The idea was requested by Mr. John Sweden. Circuit Objectives and Requirements I’ve been a visitor to your website for many years and wonder if I may ask … Read more3D Moon-Sphere LED Driver with Charger and Dimmer Circuit

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

7 Watt LED Driver SMPS Circuit – Current Controlled

The presented 7 watt LED driver circuit is an SMPS based non-isolated, transformerless circuit which ensures a safe current controlled output for the attached LED, it is very affordable to build without  involving complex transformer winding. Constant Current and Load Regulation Objective The aim behind the design of the IC TPS92310 (from TEXAS INSTRUMENTS) is … Read more7 Watt LED Driver SMPS Circuit – Current Controlled

SCR Shunt Circuit for Protecting LED Drivers

The post presents an effective method for protecting capacitive LED driver circuits through an SCR shunt regulator circuit and explains how it can prevent filter capacitors from blowing of and LEDs from getting destroyed. The remedy was requested by Mr. Max Payne. Protecting High Watt LEDs Please suggest regarding 3W, 5W LED bulb circuit design fault. … Read moreSCR Shunt Circuit for Protecting LED Drivers

Transformerless Constant Current LED Driver Circuit

In this post we learn how just a single IC MBI6001 can be used as a transformerless constant current LED driver circuit for illuminating a chain of many LED in series. The MBI6001 series of ICs are designed to work with mains AC inputs and convert it into a lower voltage DC output which may … Read moreTransformerless Constant Current LED Driver Circuit

CREE XM-L T6 LED Driver Circuit – Specifications and Practical Application

This article explains how to illuminate a Cree XM-L T6 LED using a current controlled driver circuit while the supply input is from a battery, or in case a mains SMPS is intended as the driver unit. The idea was requested by Mr. Jaco. Technical Specifications Thanks for the great advice and circuits! Have you … Read moreCREE XM-L T6 LED Driver Circuit – Specifications and Practical Application

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