VIPER22A is a switched-mode power supply controller IC introduced by STMicroelectronics. The device converts Analog voltage to the required regulated DC level for different purposes by switching techniques. This IC comes with a PWM Controller and a powerful MOSFET. It is used mainly in transformerless circuits. It has a wide input AC supply range along … Read more
Digital to Analog Converters are essential to the electronics market. They are used in almost every piece of electronic equipment which involves interaction with an external world. Whether it be mere LED blinking (LED dimming) or complex voice translators, DACs are important. DAC7715 provides a four-channel output and takes 12-bit serial input. It has a … Read more
Optocouplers or Optoisolators are mainly used for the electrical isolation between two circuits just using the light. SFH620A is an Optocoupler that has two parts i.e., two GaAs Infrared emitting diodes and a phototransistor, which functions by sensing the infrared light. It offers a high current transfer ratio, low coupling capacitance, and high isolation voltage … Read more
In this tutorial, we will learn to use 1N747 Zener Diode with example circuits. It offers a Zener voltage (Vz ) of 3.6V with ±5% tolerance and a speedy reverse recovery time. Zener diodes are used for voltage regulation applications. Recommended Components The following parts are used in this article, along with a generic electronics … Read more
A diode is a basic PN junction semiconductor device well-known in the microelectronics world. Because it is constructed with P and N-type materials. It acts as a one-way switch that allows the current to flow in one direction and halts in the other direction. 1N4007 belongs to the silicon family of1N400X series. It is a … Read more
2N5457 is a general-purpose N-channel Junction Field Effect Transistor with Drain and Source interchangeable feature. It operates in depletion-mode and requires reverse biasing to turn off. Because depletion types MOSFETs act like a normally closed switch. It has high (AC and DC) input impedance, contrary to other MOSFETs. It is a CMOS technology device used … Read more
Relays are one of the essential components in the electronics industry. A relay is an electromagnet that acts as a switch by opening or closing its contacts to controls the current. Relay modules are typically used with microcontrollers to profoundly control A.C. and D.C. devices, ranging from low voltages to high voltages. We can use … Read more
In this tutorial, we will learn to use EL357 optocoupler IC Compact 4 Pin SOP IC. It is a phototransistor and LED based photocoupler which provides high voltage isolation between input and output sources. The isolation voltage can be upto 3750 volts RMS value. Recommended Components The following parts are used in this article, along … Read more
74LS323 is an 8-bit universal shift-storage register having 3-state outputs with the feature of Synchronous Reset. Pin count has been minimized in it using parallel load inputs and flip flops outputs. In order to provide cascading without any trouble, separate inputs and outputs are available for flip-flops. Recommended Components The following parts are used in … Read more
74LS164 is a high speed shift register with serial input of data and parallel output of data. It is an 8-bit IC. That means data goes into IC bit by bit serially and 8-bit data appears on the output pins. Data at serial input is fed through 1 input AND gate and it is synchronous … Read more