JANTXV1N4988US

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The JANTXV1N4988US component is a high-rel silicon avalanche transient voltage suppressor diode used for the protection of sensitive parts in circuits. It has been designed to provide a high degree of protection from electrostatic discharges up to 40kV—without the need of external series resistor.

Common application fields of the particular device include automotive applications, computers, telecoms, consumer electronics and even military and aerospace transient surge protection. To mention a few, it could be used for the protection of electronic control units, engine computers, data and telecom lines, digital lines and personal digital assistants.

The device features superior clamping capability with minimal leakage current, fast response time and outstanding transient protection capabilities. As specified by the manufacturer, the decimeter has a peak pulse power dissipation of 1.6kW per package.

In general terms, the device acts as an active clamp using a reverse-biased diode to provide clamping action. In diodes, the built-in electric field is only able to withstand a certain amount of reverse voltage and, ultimately, the current will start to flow. This is a phenomenon known as avalanche breakdown. The JANTXV1N4988US works by exploiting this concept to provide effective protection against voltage transients.

The component is specifically designed to effectively clamp the voltage transients and is rated to absorb up to 40kV with no need of external series resistance. This design has been adopted for a high level of protection with minimal series resistance, helping to decrease power losses and keeping the operation of the protected components within their specified range. Also, the design is improved to reduce the total clamp time.

The JANTXV1N4988US component is an excellent choice for protecting sensitive parts in circuits from electrostatic discharges and voltage transients. It is specifically designed for high reliability applications, offering superior protection, fast response time and superior clamping capability. The design also helps to reduce leakage current and minimise power losses while providing a high degree of protection.

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