| Allicdata Part #: | B72214Q0381K101-ND |
| Manufacturer Part#: |
B72214Q0381K101 |
| Price: | $ 0.32 |
| Product Category: | Circuit Protection |
| Manufacturer: | EPCOS (TDK) |
| Short Description: | VARISTOR 620V 8KA DISC 14MM |
| More Detail: | 620V 8kA Varistor 1 Circuit Through Hole Disc 14mm |
| DataSheet: |  B72214Q0381K101 Datasheet/PDF |
| Quantity: | 1000 |
| Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
| Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
| 3000 +: | $ 0.28550 |
Specifications
| Varistor Voltage (Typ): | 620V |
| Package / Case: | Disc 14mm |
| Mounting Type: | Through Hole |
| Operating Temperature: | -45°C ~ 105°C (TA) |
| Capacitance @ Frequency: | 400pF @ 1kHz |
| Number of Circuits: | 1 |
| Energy: | 225J |
| Current - Surge: | 8kA |
| Varistor Voltage (Max): | 682V |
| Series: | -- |
| Varistor Voltage (Min): | 558V |
| Maximum DC Volts: | 505V |
| Maximum AC Volts: | 385V |
| Moisture Sensitivity Level (MSL): | -- |
| Part Status: | Active |
| Lead Free Status / RoHS Status: | -- |
| Packaging: | Bulk |
Description
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TVS—Varistors, MOVs, B72214Q0381K101 Application Field and Working Principle
TVS diodes, also known as transil, transient voltage suppressors(TVS), are a key component of transient voltage surge suppressors(TVSS). TVS diode is a kind of fast response and transient voltage avoider. In electrical systems, TVS diodes provide transient voltage surge suppression for incoming AC power and protect sensitive electronic components.
MOVs, also known as metal Oxide Varistors, are components whose resistance varies with the applied electrical voltage and which are used to protect circuits from static or transient voltages. They are components with high electrical resistivity and low hysteresis. MOVs are able to absorb and clamp transient voltages, and can be thought of as a kind of capacitor.
B72214Q0381K101 are MOVs used for transient voltage surge suppression. These are thermally protected MOVs with a variable resistor that change resistance in response to changes in voltage. This helps to reduce overvoltage and keep within certain safe values.
The MOVs are specifically suited to protect devices that are exposed to high transient voltage in AC power and other high-speed systems, such as automotive, industrial, and medical applications. They can also be used in power supplies such as voltage regulators and switches. The MOVs are capable of handling higher current than their metal oxide film counterparts, making them more suitable for high power applications.
The working principle for B72214Q0381K101 is based on the same principles as other MOVs. They work by having a variable resistor that changes resistance when a certain voltage is applied. This change in resistance places the circuit into a protection state, clamping the voltage to a safe level. The MOVs are designed in such a way to respond quickly to voltage changes, thus providing effective protection. They are also able to reset themselves, ensuring that they can be used multiple times.
In order to maximize the protection offered by B72214Q0381K101, there are a few things to take into consideration when using them. The first is the peak operating voltage, the second is the critical voltage level, and the third is the service life. The operation of the MOVs should always remain within the peak operating voltage so they remain effective. Additionally, the critical voltage level should not be exceeded as this will cause the device to fail. Finally, the MOVs should be replaced when the service life is reached in order to ensure the maximum protection.
In conclusion, B72214Q0381K101 are MOVs used to protect circuits from static or transient voltages. They are specifically suited for high-speed AC power systems and can handle higher current than their metal oxide film counterparts, making them more suitable for high power applications. The working principle of these MOVs is based on a variable resistor that changes resistance when a certain voltage is applied, which protects the circuit. When using these MOVs, it is important to stay within the peak operating voltage and the critical voltage level as this will ensure maximum protection is maintained.
The specific data is subject to PDF, and the above content is for reference
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