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Bourns AVHT Series Surface Mount Varistor 3.3 nF Capacitance 5 A Clamping 54 V 22 V Varistor Voltage Model AV20K1812801NIR1HT
Specifications
| Country of Origin | Slovenia |
|---|---|
| Brand | Bourns |
| Material | Metal |
| THICKNESS | 1.3mm |
| Length | 4.7mm |
| Model | AV20K1812801NIR1HT |
| Depth | 3.2mm |
| Packaging | Tape & Reel |
| Mount Type | Surface |
| Series | AVHT |
| Energy Rating | 3J |
| Maximum Operating Temperature | 150°C |
| Capacitance | 3.3nF |
| Minimum Operating Temperature | -55°C |
| Maximum dc Voltage | 26V dc |
| Standards/Approvals | RoHS |
| Package/Case | 1812 |
| Termination Style | Surface Mount |
| Maximum AC Voltage | 20V ac |
| Clamping Voltage VC | 54V |
| Clamping Current | 5A |
| Maximum Surge Current | 800A |
| Varistor Voltage | 22 V |
Key Features
- Low capacitance of 3.3 nF suitable for high-frequency applications.
- Clamping voltage rating of 54 V ensures protection from voltage spikes.
- Wide operating temperature range from -55°C to 150°C for reliable performance.
- Surface mount termination style facilitates PCB assembly.
- Compliant with RoHS standards for environmental safety.
- Metal material construction provides durability and effective suppression.
- Energy rating of 3 joules supports transient energy absorption.
- Package size 1812 is industry standard for varistors.
Product Description
Bourns AV20K1812801NIR1HT is an AVHT series surface mount varistor designed for transient voltage suppression in electronic circuits. Featuring a capacitance of 3.3 nF and a clamping current rating of 5 A, this varistor clamps voltage spikes at 54 V, ensuring protection for sensitive electronics.
The device supports a varistor voltage of 22 V, making it suitable for applications requiring consistent voltage clamping. Constructed from metal materials and featuring a compact 1812 package size (4.7mm length, 3.2mm depth, 1.3mm thickness), it is ideal for space-constrained PCB layouts.
With an operating temperature range from -55°C to 150°C, the AVHT varistor is capable of functioning reliably under harsh environmental conditions. The device's 3-joule energy rating and maximum surge current capability of 800 A allow it to absorb high transient energies, typically encountered in automotive and industrial electronic systems.
These varistors offer temperature-independent suppression characteristics and comply with RoHS standards, ensuring environmental compliance and compatibility with lead-free solder processes. The surface mount termination style simplifies assembly in modern electronics manufacturing.
The Bourns AVHT series is particularly suited for automotive electronics such as anti-lock brake systems and direct ignition systems where transient voltage protection is critical. Its low capacitance also makes it appropriate for suppressing high-frequency noise in communication devices.
Low capacitance of 3.3 nF suitable for high-frequency filtering. Robust clamping at 54 V with 5 A current rating for transient protection. Wide operating temperature range from -55°C to 150°C ensures durability. Compact surface mount 1812 package for space-efficient layouts.
RoHS compliant material and construction. Energy rating of 3 joules supports absorbing transient surges. Maximum surge current 800 A for effective transient suppression. Metal body delivers enhanced suppression and mechanical integrity.
Designed for automotive and industrial transient voltage protection. Explore more Varistors and surge protection components at EnvMart to secure your electronic designs with high-performance, reliable transient suppressors.
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Frequently Asked Questions
The capacitance of this varistor is 3.3 nF, making it suitable for high-frequency applications.
The clamping voltage rating is 54 V, which ensures protection from voltage spikes.
This varistor can handle a maximum surge current of 800 A, allowing it to absorb high transient energies effectively.
The operating temperature range for this model is from -55°C to 150°C, ensuring reliable performance under various conditions.
It comes in a compact 1812 package size, which measures 4.7 mm in length, 3.2 mm in depth, and 1.3 mm in thickness.
The varistor features a surface mount termination style, facilitating easy assembly on PCBs.
Yes, it is compliant with RoHS standards, ensuring it meets environmental safety requirements.
The energy rating is 3 joules, which supports its capability for transient energy absorption.
The maximum DC voltage rating for this varistor is 26 V.
This varistor is particularly suited for automotive electronics such as anti-lock brake systems and direct ignition systems, where transient voltage protection is critical.
It is constructed from metal materials, which provide effective suppression and mechanical integrity.
The varistor voltage rating is 22 V, making it suitable for applications requiring consistent voltage clamping.
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