| Allicdata Part #: | RER50F4020RC02-ND |
| Manufacturer Part#: |
RER50F4020RC02 |
| Price: | $ 21.87 |
| Product Category: | Resistors |
| Manufacturer: | Vishay Dale |
| Short Description: | RES CHAS MNT 402 OHM 1% 20W |
| More Detail: | 402 Ohms ±1% 20W Wirewound Chassis Mount Resistor |
| DataSheet: |  RER50F4020RC02 Datasheet/PDF |
| Quantity: | 1000 |
| 5 +: | $ 19.87470 |
| 10 +: | $ 17.47850 |
| 25 +: | $ 15.93210 |
| 50 +: | $ 15.11530 |
| 100 +: | $ 14.57080 |
| 250 +: | $ 13.88480 |
| Operating Temperature: | -55°C ~ 250°C |
| Failure Rate: | R (0.01%) |
| Package / Case: | Axial, Box |
| Lead Style: | Solder Lugs |
| Height - Seated (Max): | 0.561" (14.25mm) |
| Size / Dimension: | 1.062" L x 1.080" W (26.97mm x 27.43mm) |
| Mounting Feature: | Flanges |
| Coating, Housing Type: | Aluminum |
| Features: | Military, Moisture Resistant, Non-Inductive |
| Series: | Military, MIL-PRF-39009, RER50 |
| Temperature Coefficient: | ±20ppm/°C |
| Composition: | Wirewound |
| Power (Watts): | 20W |
| Tolerance: | ±1% |
| Resistance: | 402 Ohms |
| Part Status: | Active |
| Packaging: | Bulk |
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< html >Chassis Mount Resistors
RER50F4020RC02 Application Field and Working Principle
Chassis mount resistors are instrumental for the proper application of electrical power. The most common of these resistors include the RER50F4020RC02 series, which is suitable for surface mounting in a variety of electronic device applications.
The RER50F4020RC02 series is capable of highly accurate resistance control in static switching power supplies, digital equipment, and other device applications. The series is excellent for pulse loading and is rated at +25°C ambient temperature. The resistors also have a superior temperature stability due to its construction, giving it a low temperature coefficient of resistance.
Physically, the RER50F4020RC02 comes in a small octahedral package, making it ideal for use in computer, space saving and elegant devices. They are also designed in such a way that they easily suitable for mass production in automated assembly lines.
Working Principle:
The way in which RER50F4020RC02 works is by controlling the current flow through a circuit. When a current runs through a resistor, it generates heat. This heat dissipates the voltage and therefore reduces the current through the circuit. The size of the resistor (resistance value) determines how much current is allowed to flow, and thus resistance and current indirectly determine the output voltage.
Essentially, the RER50F4020RC02 functions as a transformer to transform electrical energy from a higher voltage to a lower one. These transistors are especially useful for controlling current flows in electronic devices because they generate less heat than the higher voltage components.
The RER50F4020RC02 features a temperature coefficient of resistance which is lower than that of similar resistors, helping to ensure that the full rated power of the resistor is maintained even at high operating temperatures.
In summary, the RER50F4020RC02 series of chassis mount resistors are suitable for a variety of electronic device applications, and they provide highly accurate resistance control in power supplies, digital equipment, or other device applications. These resistors have a low temperature coefficient of resistance for superior temperature stability, and they feature octahedral packages for easy mass production in automated assembly lines.