14D201K 200 V 4.5 kA Varistor 1 Circuit Through Hole Disc 14mm

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14D201K 200 V 4.5 kA Varistor 1 Circuit Through Hole Disc 14mm

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14D201K

200 V 4.5 kA Varistor 1 Circuit Through Hole Disc 14mm

£2.25

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The 14D201K Varistor is a high-performance metal-oxide varistor (MOV) meticulously engineered to provide robust transient voltage surge suppression for a wide spectrum of electronic applications. This component, boasting a voltage rating of 200V and an impressive surge current capacity of 4.5kA, is adept at protecting sensitive electronic components from potentially damaging voltage spikes originating from sources such as lightning, inductive load switching, and electrostatic discharge (ESD). Its through-hole mounting (THT) configuration and 14mm disc diameter facilitate seamless integration into printed circuit boards (PCBs), ensuring easy installation and reliable performance. Designed with a single circuit configuration, the 14D201K efficiently clamps transient overvoltages, thereby safeguarding electronic equipment and ensuring continuous, reliable operation. This varistor is an indispensable asset for enhancing the durability and lifespan of electronic circuits operating in environments susceptible to voltage fluctuations. Specifically designed for use in environments where transient voltage surges are prevalent, the 14D201K Varistor is perfectly suited for a diverse array of applications.

Its notable surge current handling capacity, coupled with its rapid response time, guarantees effective clamping of voltage spikes, mitigating potential damage to downstream components. The through-hole mounting design ensures a secure and steadfast connection to the PCB, thereby enhancing the varistor's operational reliability. Commonly deployed in power strips, surge protectors, and various electronic appliances, the 14D201K provides essential protection against voltage surges emanating from AC power lines. Its resilient construction and dependable performance offer sustained protection, thereby minimizing the risk of equipment failure and downtime. The varistor's non-linear resistance characteristic allows it to swiftly transition from a high-impedance state to a low-impedance state when a transient voltage surpasses its clamping threshold, effectively diverting surge current away from vulnerable circuit elements. It is an effective surge protection device.

Investing in the 14D201K Varistor is an investment in the sustained performance and longevity of your electronic equipment. Its exceptional surge current capacity, rapid response time, and robust construction make it a cost-effective solution for mitigating the risks associated with transient voltage surges. Whether you are involved in the design of power supplies, motor controllers, or consumer electronic products, this varistor provides the necessary protection to ensure unwavering reliability. Discover the wide range of applications and experience the peace of mind that comes with knowing your equipment is shielded from potentially destructive voltage spikes. Prioritize quality and safeguard your electronic designs with the 14D201K Varistor, and witness the tangible difference that a superior surge protection device can make. Prevent unwanted circuit damage with a cost-effective varistor.

Key attributes of the 14D201K Varistor include its substantial surge current capacity, swift response time, and rugged construction. These characteristics make it an optimal choice for bolstering the reliability and extending the lifespan of your electronic devices. Suitable for a broad spectrum of applications, it consistently delivers dependable performance even in demanding operational conditions. The varistor effectively minimizes downtime and offers exceptional protection against a variety of voltage surge events. Benefit from the proven performance of this industry-leading metal-oxide varistor, designed for maximum circuit protection. The 14D201K plays a vital role in enhancing the safety and dependability of various electronic applications, including power supplies, telecommunications infrastructure, and industrial automation systems.

It provides reliable defense against power surges and electrostatic discharge. Don't miss the opportunity to fortify the protection of your valuable electronic equipment. Secure your 14D201K Varistor today and experience the noticeable improvement in circuit robustness. Enhance reliability and extend the lifespan of your projects with this essential component. Order now to elevate your project's resilience. Take immediate action to acquire the 14D201K Varistor and substantially improve the protection of your electronic devices.

Secure your investment by incorporating this high-quality varistor into your circuits today!

More Information

More Information
Product Name	14D201K 200 V 4.5 kA Varistor 1 Circuit Through Hole Disc 14mm
SKU	14D201K
Price	£2.25
14D201K 200 V 4.5 kA Varistor 1 Circuit Through Hole Disc 14mm Color	As per image
Category	Varistors
Brand	Nikko Electronics ltd
Product Code	14D201K
Availability	Yes

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Shipping cost is based on order value. Just add 14D201K 200 V 4.5 kA Varistor 1 Circuit Through Hole Disc 14mm to your cart and use the Shipping Calculator to see the shipping price. We want you to be 100% satisfied with your 14D201K 200 V 4.5 kA Varistor 1 Circuit Through Hole Disc 14mm purchase. Items can be returned or exchanged within 30 days of delivery.

FAQ

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What specific applications benefit most from the 14D201K 200V 4.5kA Through-Hole MOV Varistor's 200V rating and 4.5kA surge capability?
The 14D201K 200V 4.5kA Through-Hole MOV Varistor is ideally suited for robust transient voltage surge suppression in a wide array of electronic applications, particularly those operating on AC lines up to 130Vrms or DC lines up to 170Vdc. Its 200V continuous operating voltage rating ensures reliable performance in typical 120V AC mains applications, providing ample headroom. The impressive 4.5kA (8/20µs) surge current capacity makes the 14D201K 200V 4.5kA Through-Hole MOV Varistor an excellent choice for protecting sensitive equipment from significant energy transients originating from lightning strikes, heavy inductive load switching, and industrial motor control circuits. Common applications include power supplies, industrial control systems, communication equipment, home appliances, and LED lighting drivers where high-energy surge protection is paramount for system longevity and reliability.
How does the clamping voltage of the 14D201K 200V 4.5kA Through-Hole MOV Varistor relate to its 200V rated voltage, and what are its typical clamping characteristics?
For the 14D201K 200V 4.5kA Through-Hole MOV Varistor, the 200V rating typically refers to its maximum continuous operating voltage (MCOV), which is the peak AC or DC voltage it can withstand without degradation. The clamping voltage, however, is the voltage across the varistor when it is actively suppressing a transient surge. This clamping voltage is always higher than the MCOV. For the 14D201K 200V 4.5kA Through-Hole MOV Varistor, standard specifications usually indicate a clamping voltage around 330V to 390V at a nominal surge current (e.g., 10A or 100A). As the surge current increases, the clamping voltage will also slightly rise. Understanding this characteristic is critical for engineers to ensure that the downstream sensitive circuitry can safely withstand the clamped voltage level during a surge event, providing effective protection against damaging voltage spikes.
What specific surge current waveform (e.g., 8/20µs) does the 14D201K 200V 4.5kA Through-Hole MOV Varistor's 4.5kA rating refer to, and how does this impact its lifespan?
The 4.5kA surge current rating for the 14D201K 200V 4.5kA Through-Hole MOV Varistor typically refers to its single non-repetitive surge current capacity using the industry-standard 8/20µs waveform. This waveform simulates lightning-induced surges, where the current rises to its peak in 8 microseconds and decays to 50% of its peak in 20 microseconds. While the 14D201K 200V 4.5kA Through-Hole MOV Varistor is designed for robust protection, repetitive surges, even below the maximum rating, can gradually degrade the varistor's material, leading to a reduction in its MCOV and an increase in leakage current. Its lifespan is inversely related to the magnitude and frequency of applied surges. For applications with frequent surge events, it's crucial to consider the device's energy absorption capability (Joules) and derate its surge current handling or utilize multiple varistors in parallel to distribute the energy and extend operational life.
What are the typical failure modes of the 14D201K 200V 4.5kA Through-Hole MOV Varistor, and what safety considerations are essential for its integration?
The 14D201K 200V 4.5kA Through-Hole MOV Varistor typically fails in one of two ways: short-circuit or open-circuit. Under normal operating conditions, it has a very high resistance. However, repeated surges or a single catastrophic overvoltage exceeding its maximum energy rating can cause the varistor material to degrade, leading to a decrease in its resistance and an increase in leakage current. This degradation can eventually result in a thermal runaway condition, where the varistor heats up, potentially leading to a short circuit and, in severe cases, rupture or ignition. To mitigate these risks, it is crucial to incorporate safety measures such as series fuses or thermal cutoffs upstream of the 14D201K 200V 4.5kA Through-Hole MOV Varistor. These protective devices will isolate the varistor from the circuit if it enters a low-resistance state, preventing hazardous conditions and ensuring the overall safety and reliability of the electronic system.
What is the recommended operating temperature range for the 14D201K 200V 4.5kA Through-Hole MOV Varistor, and how do environmental factors affect its performance?
The 14D201K 200V 4.5kA Through-Hole MOV Varistor typically has a wide operating temperature range, commonly from -40°C to +85°C, or even up to +125°C for some variants. This range ensures reliable performance in most industrial and commercial environments. However, sustained operation at the higher end of its temperature range or in high-humidity environments can impact its long-term reliability. Elevated temperatures accelerate the aging process of the varistor material, potentially leading to increased leakage current and a reduction in its maximum continuous operating voltage (MCOV) over time. High humidity can also contribute to degradation, especially if the protective coating is compromised. For optimal longevity and consistent performance, it's advisable to design the system such that the 14D201K 200V 4.5kA Through-Hole MOV Varistor operates well within its specified temperature limits and is protected from excessive moisture, particularly in critical applications.
What are the critical PCB layout and mounting considerations for optimizing the surge protection effectiveness of the 14D201K 200V 4.5kA Through-Hole MOV Varistor?
Effective surge protection with the 14D201K 200V 4.5kA Through-Hole MOV Varistor heavily relies on proper PCB layout and mounting. To maximize its protective capabilities, it should be placed as close as possible to the point of entry of the transient surge and immediately before the components it is intended to protect. Short, direct traces with minimal inductance are paramount, as excessive trace length can introduce parasitic inductance, which will add to the clamping voltage seen by the protected circuitry, reducing the varistor's effectiveness. Utilize wide traces for the varistor connections to minimize impedance. For its through-hole mounting, ensure adequate pad size and solder joint integrity for optimal thermal dissipation and mechanical stability, especially given its 14mm disc diameter. Proper grounding is also essential; connect the varistor's ground side to a robust ground plane to effectively shunt surge energy away from sensitive components.
How does the 14D201K 200V 4.5kA Through-Hole MOV Varistor compare to other TVS devices like TVS diodes or GDTs in terms of performance and application suitability?
The 14D201K 200V 4.5kA Through-Hole MOV Varistor offers a unique balance of cost-effectiveness, high energy absorption, and fast response time compared to other TVS devices. While TVS diodes provide extremely fast clamping (nanoseconds), they typically have lower energy handling capabilities and are more expensive for high-current applications. Gas Discharge Tubes (GDTs) can handle very high surge currents and are virtually transparent to normal operation, but they have a slower response time and a higher clamping voltage, making them suitable for primary protection. The 14D201K 200V 4.5kA Through-Hole MOV Varistor strikes a middle ground, offering robust 4.5kA surge capacity and sub-nanosecond response at a lower cost per joule than TVS diodes, making it ideal for secondary protection in AC line applications or primary protection in DC systems where high energy absorption is critical. Often, a multi-stage approach combining a GDT (primary) with the 14D201K 200V 4.5kA Through-Hole MOV Varistor (secondary) and a TVS diode (tertiary) provides comprehensive protection.