FCB43R3J

Series:	FC, CGS
Packaging:	Bulk
Part Status:	Active
Resistance:	3.3 Ohms
Tolerance:	±5%
Power (Watts):	4W
Composition:	Wirewound
Features:	Flame Retardant Coating, Safety
Temperature Coefficient:	-80/ +40ppm/°C
Operating Temperature:	-55°C ~ 200°C
Package / Case:	Radial
Supplier Device Package:	--
Size / Dimension:	0.197" Dia x 0.953" L (5.00mm x 24.20mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	--

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Introduction

Through Hole Resistors (THR) are one of the most commonly used electrical components in many applications. The types of THR include fixed and variable resistors which come in a variety of shapes and sizes. One of the most popular THR is the FCB43R3J, which is a high voltage ceramic-based and axial-leaded resistor. It is widely used in power supplies, motors, amplifiers, and telephones, among many other applications.

Features

The FCB43R3J features a design that contains a ceramic core and an axial lead which allows for a stable and accurate resistance value. The ceramic core is surrounded by an insulated surrounding material which helps protect the core and prevent electrical leakage. The resistor is usually constructed from aluminum oxide, which has a high thermal conductivity and good electrical insulating properties. The axial lead allows for the resistor to be mounted in any orientation. The resistor is also existing in both surface mount and through-hole versions.

Applications

The FCB43R3J is used in many different applications. The resistor is mainly used in electronic equipment, such as amplifiers, power supplies, and telephones. It can be used to regulate and limit current in circuits, providing protection against short circuit or overload conditions. The resistor is also used in automotive electronics, power switching, line looping, and power modules. It is also found in consumer applications and products, such as heating and cooling elements, light dimmers and LED displays.

Working Principle

The FCB43R3J works by producing a voltage drop as current passes through the device. The resistor contains two terminals and acts like a one way valve. When current is applied to the terminals, it causes a voltage drop across the resistor. The voltage drop is measured in ohms, which is the unit of electric resistance. The higher the resistance, the greater the voltage drop and the lower the current.

Advantages

The FCB43R3J offers a number of advantages over other types of resistors. The resistor is reliable and offers low power consumption, which makes it ideal for use in low current applications. It is also robust and offers good temperature stability, which helps to maintain a stable performance over a wide range of temperatures. The resistor has a low profile design which allows for easy installation in tight spaces. Lastly, the resistor is inexpensive and widely available, making it a popular choice among manufacturers.

Disadvantages

Although the FCB43R3J is a good choice for many applications, there are some disadvantages associated with the resistor. The resistor is generally more expensive than other types of resistors, such as carbon film resistors. The resistor also has a higher inductance, which can lead to increased power losses at high frequencies. Lastly, the resistor has a limited range of resistance values which can limit its use in some applications.

Conclusion

The FCB43R3J is a popular THR that is used in many different applications. The resistor offers advantages such as low power consumption, good temperature stability, and a low profile design. It also has some disadvantages, such as limited resistance values and a higher inductance. All in all, the FCB43R3J is an excellent choice for many applications and is a reliable and inexpensive choice for any project.

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