MJ1242FE-R52

Series:	Metal Devil® MJ
Packaging:	Tape & Reel (TR)
Part Status:	Active
Resistance:	12.4 kOhms
Tolerance:	±1%
Power (Watts):	0.125W, 1/8W
Composition:	Metal Film
Features:	--
Temperature Coefficient:	±50ppm/°C
Operating Temperature:	--
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.073" Dia x 0.138" L (1.85mm x 3.50mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	--

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Through Hole Resistors are essential components in electrical engineering and play an important role in most of modern electrical engineering designs. The MJ1242FE-R52 from SMAJ Series is one of these resistors and features double insulation, higher power rating, superior soldering performance and increased heat dissipation. It is a 2 watt rated resistor designed for high power applications requiring enhanced power dissipation. This article will provide an overview of the MJ1242FE-R52 application field and its working principle.

MJ1242FE-R52 Application Field:
The SJMA Series, which includes the MJ1242FE-R52 resistor model, is designed for environments that require higher power ratings than standard through-hole resistors due to increased insulation, enhanced thermal dissipation, and improved soldering performance. It is suitable for a number of applications such as temperature control, voltage regulation, voltage setting, current control, and current limiting. These resistors can be used in a wide variety of electronic equipment such as radio and television sets, printed circuit boards, and computers.MJ1242FE-R52 Working Principle:
By employing a thermistor-film chip, the MJ1242FE-R52 resistor is able to handle higher power applications and provide higher accuracy over standard through-hole resistors. The resistor consists of a ceramic case surrounded by a thermal insulation material, and a metal plate acting as the resistor element. It operates by applying a voltage across the resistor element which causes the element to resist the flow of current and generate an opposition to the current flow due to electrical resistance. The amount of resistance generated is controlled by the size and composition of the resistor element. The thermistor-film chip used in the MJ1242FE-R52 is able to control the resistance more accurately than standard resistors due to its enhanced power dissipation and resistance stability.Conclusion:
The MJ1242FE-R52 through-hole resistor from the SMAJ Series is designed for high power applications and features increased insulation, superior soldering performance, and enhanced heat dissipation. It operates using a thermistor-film chip that allows for more accurate resistance control than traditional resistors. This resistor model is suitable for a variety of applications such as temperature control, voltage regulation, current control, and current limiting.

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