B72214S0321K531 Circuit Protection |
|
| Allicdata Part #: | 495-76212-2-ND |
| Manufacturer Part#: |
B72214S0321K531 |
| Price: | $ 0.20 |
| Product Category: | Circuit Protection |
| Manufacturer: | EPCOS (TDK) |
| Short Description: | VARISTOR 510V 4.5KA DISC 14MM |
| More Detail: | 510V 4.5kA Varistor 1 Circuit Through Hole Disc 14... |
| DataSheet: |  B72214S0321K531 Datasheet/PDF |
| Quantity: | 2000 |
| Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
| Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
| 500 +: | $ 0.17769 |
| 1000 +: | $ 0.13730 |
| 2500 +: | $ 0.12519 |
| 5000 +: | $ 0.11711 |
| 12500 +: | $ 0.10903 |
| 25000 +: | $ 0.10338 |
| 50000 +: | $ 0.10096 |
Specifications
| Varistor Voltage (Typ): | 510V |
| Package / Case: | Disc 14mm |
| Mounting Type: | Through Hole |
| Operating Temperature: | -40°C ~ 105°C (TA) |
| Capacitance @ Frequency: | 370pF @ 1kHz |
| Number of Circuits: | 1 |
| Energy: | 84J |
| Current - Surge: | 4.5kA |
| Varistor Voltage (Max): | 561V |
| Series: | StandarD |
| Varistor Voltage (Min): | 459V |
| Maximum DC Volts: | 420V |
| Maximum AC Volts: | 320V |
| Moisture Sensitivity Level (MSL): | -- |
| Part Status: | Active |
| Lead Free Status / RoHS Status: | -- |
| Packaging: | Tape & Reel (TR) |
Description
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The B72214S0321K531 is a type of component found in TVS –Varistors, MOVs (Metal Oxide Varistors). It is an electronic device used to provide protection for sensitive circuitry from high voltage transients and noise. It isused in various electronic circuits and equipment, such as computers, televisions, and other electrical equipment.The B72214S0321K531 contains a thermo-sensitive ceramic element surrounded by a metal case. The combination of the two components makes it able to absorb electrical energy transferred from one or more voltage sources and then dissipates it as heat. This process is known as "clamping", which is ultimately done to protect the circuitry from any voltage spikes and transients that can cause physical damage or failure. In terms of application field, the B72214S0321K531 is mainly used in power circuits, as it reduces the impact of high voltage transients and eliminates any possibility of system damage. It is also used in video monitoring systems to protect CCTV cameras from voltage transients. Additionally, it can be seen in single board computer (SBC) applications in which it is used to dampen any high frequency noise that can lead to system failure.In terms of working principle, B72214S0321K531 operates as a clamp and is sized to operate within a specific voltage range. When there is a sudden increase in voltage, the thermocouple element inside the device reacts with it. This causes the metal oxide varistor (which sits outside the thermo-sensitive ceramic element) to absorb the excess voltage and turn it into heat immediately. The heat is then dissipated with the help of the metal enclosure, thus reducing the overall voltage back to its original value without damaging the electronic circuit. What makes the B72214S0321K531 so useful is its ability to suppress high voltage transients quickly. It does this without generating any EMI noise or emitting any sparks. Another great advantage of this device is its minimal leakage current. This enables it to provide greater circuit protection and greater fault- tolerance even when the circuit is subject to harsh environmental conditions. To conclude, the B72214S0321K531 is a device that is used to provide protection from high voltage transients and noise in a wide variety of electronic applications. It works by clamping the voltage levels with the help of its thermo-sensitive ceramic element and metal oxide varistor, and is able to provide greater circuit protection and greater fault-tolerance even under extreme environmental conditions.
The specific data is subject to PDF, and the above content is for reference
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