This tutorial explains a simple AC mains-powered LED night light circuit; the circuit runs directly from a 230V AC mains supply and does not require a large transformer. Furthermore, it can light 24 bright white LEDs with each takes 50mA current and also it is small, cheap and good for night room light. Also, circuit […]
LED and Lamps
DIY LED Lamp Circuit using Salvaged Parts from Blown LED Bulb
This DIY LED Lamp Circuit using Salvaged Parts from Blown LED Bulb is cheap and easy project, as it uses stuff people throw away. Here, we will learn how to change broken CFL light to energy saving LED light, also this circuit work direct with 230V AC power with no need of transformer to save […]
Simple LED Driver Circuit using IC CAT3063
This Simple LED Driver Circuit using IC CAT3063 helps to power LEDs good and save power, also circuit keep LEDs work well and make them last long. Here, we talk how CAT3063 work in LED driver and it give steady current to many LEDs and this IC CAT3063 can power 3 LEDs at same time […]
Simple LED Boost Driver Circuit with IC MP3302
Simple LED Boost Driver Circuit with IC MP3302 chip is good boost converter for LED lights in many projects, it can light 27 LEDs in 9 groups and each group have 3 SMD 2835 LEDs. The circuit uses a lithium-ion battery as its power source, moreover, the MP3302 IC provides a stable current and drives […]
PWM Dimmer Circuit for 12V DC Lamp
This post is about PWM Dimmer Circuit for 12V DC Lamp which controls lamp brightness and saves energy, also main part of this circuit is IC 555 timer chip which make PWM signal. Furthermore, PWM signal change power to lamp by duty cycle and IC 555 timer works like astable multivibrator at 2.8KHz which is […]
Light Controlled Switch Circuit using IC LM311 and LDR
This article talks about Light Controlled Switch Circuit using IC LM311 and LDR, as it simple and very useful and it feel light change near it. We find this circuit in many place like automatic light, street lamp and security system and main thing is about voltage comparator with LM311 IC. Then LDR sees light […]