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TDK AdvancedD Metal Oxide Varistor 390 V Varistor Voltage, 940 pF Capacitance, 100 A Clamping Current, 650 V B72220S2251K101
Specifications
| Country of Origin | China |
|---|---|
| Diameter | 21.5mm |
| Brand | TDK |
| THICKNESS | 5.7mm |
| Length | 25.5mm |
| Model | B72220S2251K101 |
| Packaging | Tape & Reel |
| Mount Type | Through Hole |
| Series | AdvancedD |
| Maximum Operating Temperature | 105°C |
| Capacitance | 940pF |
| Minimum Operating Temperature | -40°C |
| Maximum dc Voltage | 320V dc |
| Standards/Approvals | VDE, UL, CSA, IEC |
| Pin Count | 2 |
| Maximum AC Voltage | 250V ac |
| Clamping Voltage VC | 650V |
| Clamping Current | 100A |
| Maximum Surge Current | 10kA |
| Varistor Voltage | 390 V |
Key Features
- High capacitance of 940 pF supports effective noise suppression.
- Capable of clamping voltage up to 650 V for equipment protection.
- Through hole mounting ensures secure installation.
- Designed for high surge currents up to 10 kA for enhanced durability.
- Wide operating temperature range from -40°C to 105°C.
- Compact size with 21.5 mm diameter and 25.5 mm length.
- Flame-retardant epoxy resin coating meeting UL 94 V-0 standards.
- Terminals made from tinned wire ensure strong electrical connection.
Product Description
TDK B72220S2251K101 AdvancedD Metal Oxide Varistor is a high-performance surge protection component designed for industrial electronics, power supply systems, and electrical protection applications. This varistor features a varistor voltage of 390 V and a high clamping current of 100 A, making it suitable for protecting circuits against voltage spikes and transient surges.
The metal oxide varistor is coated with flame-retardant epoxy resin conforming to UL 94 V-0 standards, providing enhanced fire safety. It features through hole mounting with two pins for robust electrical and mechanical connection. Its compact dimensions of 21.5 mm diameter, 25.5 mm length, and 5.7 mm thickness make it suitable for space-constrained PCB designs.
This AdvancedD series varistor supports a wide temperature range from -40°C to 105°C, ensuring reliable operation in diverse environmental conditions. It can withstand maximum surge currents up to 10 kA and has a maximum continuous AC voltage rating of 250 V and DC voltage rating of 320 V. The capacitance of 940 pF also aids in noise suppression and transient voltage control.
Typical applications include industrial electronics, power supply protection, and surge suppression in manufacturing and laboratory equipment. The product meets international standards including VDE, UL, CSA, and IEC, ensuring compliance in critical installations.
High surge current capability up to 10 kA. Wide operating voltage range and temperature tolerance. Coating provides flame-retardant protection with UL 94 V-0 rating. Robust through hole mounting with tinned wire terminals.
Compact size suitable for dense circuit board layouts. Capacitance supports noise reduction in sensitive equipment. Compliant with recognized international safety standards.
Set includes one metal oxide varistor with the part number B72220S2251K101. Perfect for use in industrial, electronic manufacturing, and electrical surge protection systems. Browse more high-quality Varistors and surge protection components in the Electronics Components category at EnvMart.
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Frequently Asked Questions
The varistor voltage rating of this model is 390 V, which helps protect circuits against voltage spikes.
It can handle a maximum clamping current of 100 A, providing effective surge protection for electrical systems.
This varistor has a diameter of 21.5 mm, a length of 25.5 mm, and a thickness of 5.7 mm, making it suitable for compact PCB designs.
The maximum surge current rating for this unit is 10 kA, allowing it to withstand significant transient surges.
It operates within a wide temperature range from -40°C to 105°C, ensuring reliable performance in various environments.
This model features through hole mounting with two pins, ensuring a robust electrical and mechanical connection.
The capacitance of this varistor is 940 pF, which aids in noise suppression and transient voltage control.
The maximum AC voltage rating is 250 V, and the maximum DC voltage rating is 320 V, suitable for various applications.
It complies with several international standards including VDE, UL, CSA, and IEC, ensuring safety in critical installations.
The varistor is coated with flame-retardant epoxy resin that meets UL 94 V-0 standards, enhancing fire safety.
It is packaged in tape and reel format, which is convenient for automated assembly processes.
This varistor is suitable for industrial electronics, power supply protection, and surge suppression in various equipment.
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