These ICs LF155 LF156 LF256 LF257 LF355 LF356 LF357 all belong to one big family of JFET input operational amplifiers. These are special op amps that give very high input impedance, very low input bias current and good DC accuracy. You may think why they made so many numbers, but the reason is that each […]
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IC IR2111 H-Bridge MOSFET, IGBT Driver IC: Full Datasheet, Circuit Diagram
In this article I will talk about this IC IR2111 which people use many times in power electronics field. We can see that this IC is made in such a way that it can handle high voltage and also it can work with very high switching speed and it is mainly meant for working like […]
IC LM393 Complete Datasheet with Circuit Diagram
Here we are going to discuss about LM393 that is a very popular dual voltage comparator IC. I will try to explain everything step by step so you can understand. We will see the ratings, the pinout, the electrical values, the formulas and also the way we can use it in real life circuits. General […]
3 Watt LED Datasheet
In the following post I have explained the main technical features and specifications of 3 watt white LEDs. I have explained more regarding their operating parameters and safe-operating limitations. Main Features Extreme luminosity capability Extreme working life > 50K hours. Very Low thermal resistance. SMD technology allows embedded PCB type sodering. Completely UV free design Enhanced ESD protections Image Courtesy – https://www.led-display.cc/High-Power-LED/Q1B/LP5W-80-SERIES:-5-watt-high-power-LED.jpg […]
IC TDA 7560 Datasheet – 4 x 45W QUAD BRIDGE CAR RADIO AMPLIFIER PLUS HSD
In this post I have explained the datasheet of the IC TDA7560 which is a cutting-edge BCD (Bipolar / CMOS / DMOS) technology class AB 4 x 45 quad Audio Power Amplifier in Flexiwatt 25 package made for super high power car radio. The thoroughly interdependent P-Channel/N-Channel output composition makes it possible for a rail to rail […]
220V Solid State Relay (SSR) Circuit using Triac and OptoCoupler
An AC mains solid state relay or SSR is a device which is used for switching heavy AC loads at mains level, through isolated minimal DC voltage triggers, without incorporating mechanical moving contacts. In this post I have explained how to construct a simple mains operated solid state relay or an SSR circuit using a […]





