RN55C3742BBSL Allicdata Electronics
Allicdata Part #:

RN55C3742BBSL-ND

Manufacturer Part#:

RN55C3742BBSL

Price: $ 0.75
Product Category:

Resistors

Manufacturer: Vishay Dale
Short Description: RES 37.4K OHM 1/8W .1% AXIAL
More Detail: 37.4 kOhms ±0.1% 0.125W, 1/8W Through Hole Resisto...
DataSheet: RN55C3742BBSL datasheetRN55C3742BBSL Datasheet/PDF
Quantity: 1000
100 +: $ 0.68040
300 +: $ 0.58320
500 +: $ 0.48600
1000 +: $ 0.42120
5000 +: $ 0.40824
Stock 1000Can Ship Immediately
$ 0.75
Specifications
Series: Military, MIL-R-10509/7, RN55
Packaging: Bulk 
Part Status: Active
Resistance: 37.4 kOhms
Tolerance: ±0.1%
Power (Watts): 0.125W, 1/8W
Composition: Metal Film
Features: Flame Retardant Coating, Military, Moisture Resistant, Safety
Temperature Coefficient: ±50ppm/°C
Operating Temperature: -65°C ~ 175°C
Package / Case: Axial
Supplier Device Package: Axial
Size / Dimension: 0.090" Dia x 0.240" L (2.29mm x 6.10mm)
Height - Seated (Max): --
Number of Terminations: 2
Failure Rate: --
Description

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Through-hole resistors are resistors that are passively wired into a hole in a printed circuit board, thus the term “through-hole”. In its simplest form, a through-hole resistor has two ends that are soldered to the PCB to provide electrical contact, and the center of the resistor is surrounded by an insulating material usually in ceramic, plastic, or metal. The RN55C3742BBSL is one such through-hole resistor, designed to be used in a variety of applications. This article will discuss the field of applications for the RN55C3742BBSL, as well as its working principle.

Applications

The RN55C3742BBSL is a precision, through-hole, high-power metal alloy resistor designed to provide a high level of accuracy and reliability in a wider operating temperature range. The resistor is commonly used in industrial and professional applications such as telecom/automotive equipment, factory automation, energy measurements, and appliance control. It is also suitable for military/aerospace and medical equipment that requires heavy-duty performance and stability.

Working Principle

Through-hole resistors, such as the RN55C3742BBSL, are typically constructed with metal-oxide film on an insulating substrate. The insulating material is usually a ceramic, plastic, or metal, and the substrate contains many layers of films which act as resistors. The material chosen determines the resistor\'s power rating, temperature coefficient, and precision. The metal-oxide film acts as a resistive material, and it is applied by use of a precision-controlled sputtering process. The sputtering process is used to precisely control the amount of film deposited onto the substrate. Once the film is applied, it is baked on a high-heat oven to ensure stability.When electricity is applied to the resistor, the metal-oxide film acts as a resistive material, decreasing the current flow and increasing the voltage drop across the resistor. The resistance of the resistor is determined by the thickness of the resistive film, and the precision of the sputtering process is directly related to the accuracy of the resistance value. This process is used to manufacture resistors with precise values and tolerances.

Conclusion

The RN55C3742BBSL is a precision, through-hole, high-power metal alloy resistor designed to provide a high level of accuracy and reliability in a wider operating temperature range. The resistor is commonly used in industrial and professional applications, and it is suitable for military/aerospace and medical equipment that requires heavy-duty performance and stability. The working principle of the RN55C3742BBSL is based on metal-oxide film on an insulating substrate which is applied by a precision-controlled sputtering process. This process is used to precisely control the amount of film deposited onto the substrate, and the thickness of the film determines the resistor\'s resistance value. The precision of the sputtering process is directly related to the accuracy of the resistance value, allowing for the production of precise and reliable resistors.

The specific data is subject to PDF, and the above content is for reference

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