L225J25K

Operating Temperature:	-55°C ~ 350°C
Failure Rate:	--
Package / Case:	Radial, Tubular
Lead Style:	Solder Lugs
Height - Seated (Max):	--
Size / Dimension:	1.126" Dia x 10.500" L (28.60mm x 266.70mm)
Mounting Feature:	Brackets (not included)
Coating, Housing Type:	Vitreous Enamel Coated
Features:	Flame Retardant Coating, Safety
Series:	270
Temperature Coefficient:	±260ppm/°C
Composition:	Wirewound
Power (Watts):	225W
Tolerance:	±5%
Resistance:	25 kOhms
Part Status:	Active
Packaging:	Bulk

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Introduction

Chassis mount resistors, also known as “bracket-style” resistors, are one of the most common categories of resistors. They are designed to be mounted directly onto PCBs or chassis, and are often found on audio and RF equipment. The L225J25K is a type of chassis mount resistor, and it has certain features and functions that make it particularly well-suited to certain applications. In this article, we\'ll take a look at the application field and working principle of the L225J25K.

Applications

The L225J25K is particularly well-suited for applications that require high power ratings and high temperature operation. It\'s also highly suited for frequency-dependent applications, and it provides good isolation properties. In addition, these resistors are designed to be mounted directly onto PCBs or chassis, so they are ideal for applications where space is tight or when weight needs to be minimized.

Working Principle

The L225J25K works by using a wire-wound design to achieve its high power rating and high temperature operation. The wire-wound design provides a non-uniform resistance which helps to reduce thermal resistivity and improves the temperature characteristics. The resistor is also made with non-conductive ceramic enclosures, which helps to reduce interference between adjacent components and enhances its isolation properties. The resistor is also designed to be robust and durable, with the ability to handle temperatures up to 150C.

Conclusion

The L225J25K is a type of chassis mount resistor that is especially well-suited for high power ratings and high temperature operation. Its wire-wound design provides a non-uniform resistance that improves its temperature characteristics and reduces interference between adjacent components. In addition, it\'s designed to be robust and durable, with the ability to handle temperatures up to 150C. As such, it\'s highly suited for frequency-dependent applications, and provides good isolation properties.

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