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As 555 timer is robust, stable and most commonly used IC in the area of electronics and also use in many electronic circuits. This post gives an idea about 555 Timer IC pin diagram and its description ...

Abstract: The layer assignment problem arises in printed circuit board (PCB) and integrated circuit (IC) design. It involves the assignment of interconnect wiring to various planes of a PCB or to ...

Ask the publishers to restore access to 500,000+ books. A line drawing of the Internet Archive headquarters building façade. An illustration of a heart shape "Donate to the archive" An illustration of ...

To get a regulated power supply we use various voltage regulator ICs like 7805, 7812 etc but they all provide fixed value of output. For variable voltage regulation we already covered LM317 voltage ...

You’re probably familiar with the little black boxes nestled neatly inside your favorite devices. With their diminutive size and unassuming characteristics, it can be hard to believe these vessels are ...

Abstract: In view of the problem that bus IC card data cannot be identified and separated due to cross-section card swiping, substituted swiping and missing swiping, this paper proposes a special ...

Need of IC 4049 for LED torch Circuit: As we know it is impossible to glow three white LEDs in series with full brightness using 5v/20mA directly, if we connect the LEDs in parallel the value of ...