R2M 130V 1.0A Overvoltage Protection Diode

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R2M 130V 1.0A Overvoltage Protection Diode

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191714367770

£7.99

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Safeguard your sensitive electronic circuits with the robust and reliable R2M Over Voltage Protection Diode. This lot of 100 diodes provides a comprehensive solution for protecting your valuable equipment from transient voltage surges and spikes. Designed to clamp voltages at 130V with a current capacity of 1.0A, the R2M diode offers a crucial layer of defense against potentially damaging overvoltage conditions. These diodes are essential components for ensuring the longevity and stable operation of a wide range of electronic devices, from power supplies and industrial controls to consumer electronics and automotive systems. The R2M diode boasts a fast response time, quickly reacting to voltage spikes to prevent them from reaching downstream components. Its compact design allows for easy integration into existing circuit layouts, minimizing space requirements while maximizing protection.

The 130V clamping voltage is ideal for protecting circuits operating at or below this voltage level, providing a safe margin without unnecessarily limiting normal operation. The 1.0A current rating ensures that the diode can handle substantial surge currents without failing, offering reliable protection even under demanding conditions. These overvoltage protection diodes are manufactured to stringent quality standards, ensuring consistent performance and long-term reliability. Each diode undergoes rigorous testing to verify its clamping voltage, current capacity, and response time. The R2M diode is a cost-effective solution for preventing costly damage to electronic equipment caused by overvoltage events. By incorporating these diodes into your designs, you can significantly reduce the risk of equipment failure, downtime, and repair expenses.

The lot of 100 diodes provides ample supply for both prototyping and production runs. Whether you are designing a new product or upgrading an existing one, the R2M Over Voltage Protection Diode is an indispensable component for ensuring the safety and reliability of your electronic circuits. Consider these diodes for applications such as protecting microcontrollers, sensitive analog circuitry, communication interfaces, and power management systems. They are also suitable for use in surge protectors, power strips, and other devices designed to protect against voltage fluctuations. Invest in the R2M Over Voltage Protection Diode today and gain peace of mind knowing that your electronic equipment is well-protected against damaging voltage surges. Don't wait until it's too late – protect your investment now.

Add this essential component to your cart and ensure the longevity and reliability of your electronic devices.

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More Information
Product Name	R2M 130V 1.0A Overvoltage Protection Diode
SKU	191714367770
Price	£7.99
R2M 130V 1.0A Overvoltage Protection Diode Color	As per image
Category	Integrated Circuits
Brand	Nikko Electronics ltd
Product Code	191714367770
Availability	Yes

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Where is the optimal placement for the R2M 130V 1.0A Overvoltage Protection Diode within a switch-mode power supply (SMPS) circuit?
For maximum circuit integrity, the R2M 130V 1.0A Overvoltage Protection Diode should be strategically placed across the voltage rail that requires regulation, typically on the secondary side of a switch-mode power supply or the B+ line in legacy display equipment. Engineers usually install this diode in a parallel configuration with the load it is intended to protect. By placing the R2M 130V 1.0A Overvoltage Protection Diode in this manner, it acts as a high-impedance component during normal operation, drawing negligible current. However, the moment a transient spike or a regulation failure causes the voltage to exceed the 130V threshold, the diode enters an avalanche breakdown state, creating a low-resistance path to ground. This shunts the excess energy away from sensitive downstream components like microcontrollers or power transistors. When designing the PCB layout, ensure the traces leading to the R2M 130V 1.0A Overvoltage Protection Diode are wide enough to handle the 1.0A surge current without delaminating, providing a robust first line of defense against catastrophic overvoltage events.
How does the R2M 130V 1.0A Overvoltage Protection Diode handle transient spikes compared to standard Zener diodes?
The R2M 130V 1.0A Overvoltage Protection Diode is specifically engineered as a transient voltage suppressor (TVS) with an avalanche characteristic, which offers a much faster response time than standard Zener diodes. While a standard Zener is optimized for voltage regulation and may have a slower clamping response, the R2M 130V 1.0A Overvoltage Protection Diode is designed to react in picoseconds to nanoseconds. This rapid activation is critical for protecting modern high-speed semiconductors from the 'let-through' energy of a spike. Furthermore, the R2M 130V 1.0A Overvoltage Protection Diode features a higher peak pulse power handling capability compared to general-purpose diodes of similar size. Its 130V clamping voltage is precisely calibrated to ensure that even during a significant surge, the voltage across the protected circuit remains within safe operating limits. Professional repair technicians often prefer the R2M 130V 1.0A Overvoltage Protection Diode for its reliability in high-stress environments where voltage fluctuations are frequent and unpredictable.
What are the thermal considerations when integrating the R2M 130V 1.0A Overvoltage Protection Diode into a compact industrial control system?
Thermal management is a vital factor when implementing the R2M 130V 1.0A Overvoltage Protection Diode in high-density industrial environments. Although the diode is rated for 1.0A, this is typically a repetitive peak current rating for transient events rather than a continuous DC load. During an overvoltage event, the R2M 130V 1.0A Overvoltage Protection Diode dissipates energy as heat while clamping the voltage. If the overvoltage condition persists, the junction temperature of the diode will rise rapidly. To ensure long-term reliability, it is recommended to provide adequate copper pour around the diode's leads on the PCB to act as a heatsink. When the R2M 130V 1.0A Overvoltage Protection Diode operates near its maximum thermal limits, its breakdown voltage may shift slightly due to its temperature coefficient. Therefore, designers should account for an ambient temperature range that allows the R2M 130V 1.0A Overvoltage Protection Diode to remain within its safe operating area (SOA), preventing thermal runaway and ensuring the component does not fail prematurely during a sustained surge.
Can the R2M 130V 1.0A Overvoltage Protection Diode be used in series to protect circuits with operating voltages higher than 130V?
Yes, it is technically possible to connect multiple R2M 130V 1.0A Overvoltage Protection Diode units in series to achieve a higher cumulative clamping voltage. For instance, two diodes in series would provide a theoretical clamping threshold of 260V. However, in professional electronic design, this approach requires careful implementation. When using the R2M 130V 1.0A Overvoltage Protection Diode in series, it is essential to ensure that the leakage current and breakdown characteristics are well-matched between the units. Without matching, one diode might take the brunt of the voltage stress, leading to unbalanced power dissipation and potential failure of the entire string. Often, engineers will place high-value balancing resistors in parallel with each R2M 130V 1.0A Overvoltage Protection Diode to equalize the voltage drop across them during the non-conducting state. While series configuration is a viable workaround for higher voltage rails, utilizing the R2M 130V 1.0A Overvoltage Protection Diode within its intended 130V specification remains the most reliable method for protecting standard power supply outputs and telecommunications equipment.
What is the typical failure mode of the R2M 130V 1.0A Overvoltage Protection Diode during an extreme surge event?
The R2M 130V 1.0A Overvoltage Protection Diode is designed to fail in a 'short-circuit' mode when it is subjected to energy levels that exceed its maximum ratings. This is a deliberate safety feature often referred to as a 'fail-safe' mechanism. When the R2M 130V 1.0A Overvoltage Protection Diode fails short, it creates a permanent low-resistance path to ground, which typically causes the upstream fuse or circuit breaker to trip. This sacrificial behavior is exactly what protects the more expensive and sensitive downstream components from being exposed to the full force of a massive overvoltage spike. If you find an R2M 130V 1.0A Overvoltage Protection Diode with zero ohms of resistance during troubleshooting, it has successfully performed its job by absorbing a lethal surge. Replacing the shorted R2M 130V 1.0A Overvoltage Protection Diode and the associated fuse usually restores the circuit to full functionality, assuming no other components were compromised before the diode clamped the voltage.
Is the R2M 130V 1.0A Overvoltage Protection Diode suitable for protecting inductive loads like motors or solenoids?
The R2M 130V 1.0A Overvoltage Protection Diode is an excellent choice for suppressing back-EMF (electromotive force) generated by inductive loads such as motors, relays, and solenoids. When the current to an inductive load is suddenly cut off, the collapsing magnetic field generates a high-voltage spike that can easily destroy driving transistors or integrated circuits. By installing the R2M 130V 1.0A Overvoltage Protection Diode across the inductive load, these 'flyback' voltages are clamped at 130V, safely dissipating the stored energy. The 1.0A current capacity of the R2M 130V 1.0A Overvoltage Protection Diode is sufficient for most small to medium-sized industrial relays and automotive actuators. However, for very large inductive loads with high energy storage, designers should verify that the total energy (Joules) of the spike does not exceed the peak power rating of the R2M 130V 1.0A Overvoltage Protection Diode. Its fast switching speed ensures that even the steepest voltage transients are caught before they can cause insulation breakdown or semiconductor latch-up.
How does the capacitance of the R2M 130V 1.0A Overvoltage Protection Diode impact its use in high-speed data line protection?
While the R2M 130V 1.0A Overvoltage Protection Diode is primarily designed for power supply protection and DC rail safeguarding, its internal junction capacitance is a factor to consider if it were to be used in signal-processing applications. For standard 130V power rails, the capacitance of the R2M 130V 1.0A Overvoltage Protection Diode is negligible and does not interfere with the DC stability. However, in high-speed data transmission lines, high junction capacitance can cause signal attenuation or distortion. Because the R2M 130V 1.0A Overvoltage Protection Diode is optimized for robust power handling and 1.0A surge capacity, it has a relatively larger junction area compared to low-capacitance ESD protection diodes. Therefore, while it is the industry standard for protecting power inputs and low-frequency control lines, the R2M 130V 1.0A Overvoltage Protection Diode is typically not used for high-frequency RF or gigabit data lines. It remains most effective in power distribution units, industrial PLCs, and consumer electronics power stages where its 130V clamping precision is most needed.