SQM200JB-4R7

Series:	SQM
Packaging:	Bulk
Part Status:	Active
Resistance:	4.7 Ohms
Tolerance:	±5%
Power (Watts):	2W
Composition:	Ceramic
Features:	Anti-Arc, Flame Proof, Moisture Resistant, Safety
Temperature Coefficient:	±300ppm/°C
Operating Temperature:	-55°C ~ 155°C
Package / Case:	Radial
Supplier Device Package:	Radial Lead
Size / Dimension:	0.433" L x 0.276" W (11.00mm x 7.00mm)
Height - Seated (Max):	0.846" (21.50mm)
Number of Terminations:	2

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Through Hole Resistors

Through hole resistors are a type of resistor that are designed to be mounted in a circuit board, have leads that pass through the circuit board. SQM200JB-4R7 refers to an example of a through-hole resistor package and its unique parameter of resistance capacity.

Application Field of SQM200JB-4R7

The SQM200JB-4R7 through hole resistor are often used for signal conditioning, power management as well as high frequency applications with 200 milliohms resistance value. It is also widely used in analog circuits, such as audio and video amplifiers, as well as digital circuits. Beyond this, the SQM200JB-4R7 through hole resistor has other applications such as protection from overload, current boosting, current division and wave attenuation.

Working Principle of SQM200JB-4R7

The core of the sqm200jb-4r7 through hole resistor is the resistor itself. A resistor is an electrical component which has the ability to resist the flow of electrical current. This is done by providing a voltage drop along its length as the electricity passes through it. The resistance value of the SQM200JB-4R7 is defined by the length and width of the resistor’s lead as well as the material it is made from. The resistance value increases with the increase of voltage drop and decrease of current passing along the leads. The greater resistance will be provided by the metal or the material of the leads, and longer leads equals greater resistance. Therefore, the resistance capacity of the SQM200JB-4R7 is determined by the length and width of its leads as well as its material. The SQM200JB-4R7 also utilizes a heat sink to disperse heat generated by the resistor, thereby reducing the risk of overheating and preventing damage to the circuit. In addition, the leads of the resistor are coated with insulation in order to prevent interference and shorts within the circuit.

Conclusion

The SQM200JB-4R7 through hole resistor is an important device in circuits ranging from analog to digital, helping to control current and voltage as well as preventing overloads and shorts. It is generally made with a metal or a material of some sort that provides resistance, and a heat sink to dissipate excess heat. Its resistance value is determined by the material, length, and width of its leads.

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