| Allicdata Part #: | L12J3R3E-ND |
| Manufacturer Part#: |
L12J3R3E |
| Price: | $ 2.94 |
| Product Category: | Resistors |
| Manufacturer: | Ohmite |
| Short Description: | RES CHAS MNT 3.3 OHM 5% 12W |
| More Detail: | 3.3 Ohms ±5% 12W Wirewound Chassis Mount Resistor |
| DataSheet: |  L12J3R3E Datasheet/PDF |
| Quantity: | 1000 |
| 25 +: | $ 2.67444 |
Specifications
| Operating Temperature: | -55°C ~ 350°C |
| Failure Rate: | -- |
| Package / Case: | Radial, Tubular |
| Lead Style: | Solder Lugs |
| Height - Seated (Max): | -- |
| Size / Dimension: | 0.313" Dia x 1.748" L (7.94mm x 44.40mm) |
| Mounting Feature: | Brackets (not included) |
| Coating, Housing Type: | Vitreous Enamel Coated |
| Features: | Flame Retardant Coating, Safety |
| Series: | 270 |
| Temperature Coefficient: | ±400ppm/°C |
| Composition: | Wirewound |
| Power (Watts): | 12W |
| Tolerance: | ±5% |
| Resistance: | 3.3 Ohms |
| Part Status: | Active |
| Packaging: | Bulk |
Description
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Chassis Mount Resistors are resistors designed to be mounted inside the chassis of an electronic product, usually for the purpose of suppressing and dampening electrical and radio interference. This type of resistor is also commonly used for power handling, current limiting, voltage division, temperature compensation, and frequency control. In the field of audio electronics, this type of component is often used for regulating the power output of amplifiers, reducing feedback, dampening resonance, and controlling the modulation frequencies of audio signals. For power supplies, they can provide filters and line regulators which can be used to improve power efficiency. The L12J3R3E resistor is a type of chassis mount resistor with a conducting core material that consists of a combination of copper, tungsten and nickel. It has a resistance tolerance of ±0.25%, and a rated working temperature of up to 150°C. The maximum power it can handle is 7 watts, making it suitable for a variety of applications.The working principle of the L12J3R3E is fairly simple. Its resistive core material is pre-cut to the desired resistance value. When electrical current passes through the resistor it causes potential differences that need to be dissipated in order to maintain an even voltage level. To do this, the resistor transforms the energy of the current into thermal energy which it dissipates through its heat sink. This helps to maintain a stable output voltage and reduce interference from other electrical components.When using the L12J3R3E in an electronic device, it is important to account for the mechanical and thermal stress that will be placed on the resistor. This stress can cause the resistance value to fluctuate over time, resulting in variation in the output voltage. To prevent this, it is recommended to use a heatsink and fan combination to keep the component cool.In conclusion, the L12J3R3E resistor is a highly versatile chassis mount resistor with a wide range of applications in audio electronics, power supplies, and other equipment. Its working principle is based on the resistance of its conducting core material, which is converted into thermal energy to dissipate as heat. The use of dissipative components such as a heatsink and fan combination is recommended to prevent the variability of its resistance due to mechanical and thermal stress.
The specific data is subject to PDF, and the above content is for reference
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