What is a Varicap diode?
In electronics, a varicap diode, a varactor diode, a variable capacitance diode, a variable reactance diode or an adjusting diode is a diode type designed to exploit the voltage-dependent capacitance…
Category: Component
This area cover guidance about electrical component and electronic devices. it also cover use of component in circuits design with benefit and losses of miss-configuration of its value. its also cover active and passive component and its example with projects.
How does the diode work?
When we talk about electrical and electronic circuits, we use the old convention, called the conventional current flow (from positive to negative). To get rid of any idea of thinking…
Why zener diode is used?
Zener diodes are widely used as voltage references and as shunt controllers to adjust voltage across small circuits. When connected in parallel with a variable voltage source so it is…
LM386
LM386 Low Voltage Audio Amplifier IC The LM386 is an integrated circuit with a low voltage audio power amplifier. It is suitable for battery-operated devices such as radios, guitar amplifiers…
How do photodiode arrays work?
Working of photodiode How does photodiode work : A photodiode array (PDA) is a linear range of discrete photodiodes on an integrated circuit (IC). For spectroscopy it is placed at…
What is the difference between BJT and FET?
Difference between bjt and fet Main Difference between BJT and FET is that BJT is Current Controlled device and FET is voltage control device. They are developed from different semiconductor…
What is the meaning of IDMT relay?
IDMT relay What is idmt relay: The IDMT relays are protection relays. They are used in the transmission lines to see that the line current does not exceed the safe values…
What is the difference between JFET and MOSFET?
Difference between jfet and mosfet Lets understand about difference between JFET and MOSFET, Main difference is current control and voltage control in circuit. First need to know what is Field Effect…
How transistor can be used as a switch?
With a zero signal applied to the base of the transistor, it rotates “OFF” by acting as an open switch and zero collector current. The easiest way to change moderate…
How do NPN transistors work?
The standard bipolar or BJT transistor is presented in two basic forms. An NPN type (Negative-Positive-Negative) and a PNP type (Positive-Negative-Positive). The most commonly used transistor configuration is the NPN…