Allicdata Part #: | RWR74S3R30FRS73-ND |
Manufacturer Part#: |
RWR74S3R30FRS73 |
Price: | $ 1.49 |
Product Category: | Resistors |
Manufacturer: | Vishay Dale |
Short Description: | RES 3.3 OHM 5W 1% WW AXIAL |
More Detail: | 3.3 Ohms ±1% 5W Through Hole Resistor Axial Milita... |
DataSheet: | RWR74S3R30FRS73 Datasheet/PDF |
Quantity: | 1000 |
500 +: | $ 1.34888 |
1000 +: | $ 1.23606 |
2500 +: | $ 1.21644 |
Series: | Military, MIL-PRF-39007, RWR74S |
Packaging: | Tape & Reel (TR) |
Part Status: | Active |
Resistance: | 3.3 Ohms |
Tolerance: | ±1% |
Power (Watts): | 5W |
Composition: | Wirewound |
Features: | Military, Moisture Resistant |
Temperature Coefficient: | ±50ppm/°C |
Operating Temperature: | -55°C ~ 250°C |
Package / Case: | Axial |
Supplier Device Package: | Axial |
Size / Dimension: | 0.312" Dia x 0.875" L (7.92mm x 22.23mm) |
Height - Seated (Max): | -- |
Number of Terminations: | 2 |
Failure Rate: | R (0.01%) |
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The RWR74S3R30FRS73 through hole resistor is an ideally suited component for a broad range of applications, including power electronics for motor control, power supplies, circuit protection, and protection of sensitive loads. It is also used in measuring instruments, network powering systems, and can also be used in conjunction with other discrete components to create solutions for other application areas. The RWR74S3R30FRS73 is designed to offer reliable long-term performance in harsh environments.
The RWR74S3R30FRS73 through hole resistor is composed of two resistors encased in a metal tube along with a dielectric material. The resistors are wired in series within the tube and create a single resistor using the two resistors. The dielectric between the resistors and the metal sides of the tube prevents the two from shorting out. The use of multiple resistors in series improves the impedance control and linearity, allowing for a higher power dissipation over larger areas.
The RWR74S3R30FRS73 offers significant advantages when used for circuit protection. Its small size and minimal noise creation make it ideal for protecting sensitive loads from damage due to over voltage or other dangerous environmental fluctuations. The metal tube offers additional protection from humidity and other moisture related issues. It is also capable of withstanding high temperatures, with some models capable of withstanding temperatures up to 500°C.
The RWR74S3R30FRS73 through hole resistor is an ideal choice for low-cost, low-power, and low-noise designs. Its series connection allows for higher power dissipation in a limited amount of space. The metal tube construction provides additional strength, durability, and protects against moisture damage, while its small size makes it ideal for tight applications. Additionally, its low-cost and small size make it a popular choice for many industrial and consumer applications.
The working principle of the RWR74S3R30FRS73 through hole resistor is quite simple. Basically, two resistors are connected in series within the metal tube along with a dielectric material between them. As electrical current passes through the resistors, a small amount of the current is lost in each resistor. This loss of current creates a voltage drop, which is the resistance of the resistor. The higher the voltage drop, the higher the resistance, which in turn allows for a higher power dissipation over larger areas.
In summary, the RWR74S3R30FRS73 through hole resistor is an ideal component for applications that require low-cost, low-power, and low-noise operation. Its small size and high-temperature ratings make it ideal for protective applications. Its series connection improves power dissipation and allows for a large power transfer in a confined space, while its metal tube construction provides additional strength and durability. Its low-cost and small size make it a popular choice for many industrial and consumer applications.
The specific data is subject to PDF, and the above content is for reference
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