VG121018J400DP Circuit Protection

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The VG121018J400DP is a bi-directional TVS – Varistors, MOVs device. It is designed for high power materials applications within automotive and industrial electrionics. Its incorporation of bi-directional capability allows it to protect against transient over-voltage conditions of both positive and negative polarities.

VG121018J400DP is equipped with a single pellet construction. Its ESD protection and surge protection capabilities are designed for the inrush current management and ESD protection of medium voltage DC and AC lines. It features a series diode to help redirect the current away from the protection element. This design offers compatible system level clamping of wide voltage input ranges.

As a bidirectional device, VG121018J400DP allows for both sides of a circuit to be protected from transient voltage surges. This means that both the high side and the low side voltage conditions can be safeguarded from voltage spikes. This is done by the implementation of the Zener diode and the additional surge protection element. The Zener diode redirects the high voltage current back to the input lines, while the surge protection element absorbs and dissipates the energy from the surge event.

The VG121018J400DP incorporates a multilevel protection system that aids in lightning and power transient avoidance. It features both spike clamping and surge hold-off voltages, which help to ensure that no damage will be done to sensitive components in the event of an over-voltage or surge condition. It also offers high leakage current to provide added protection against ground loops.

The VG121018J400DP also features a high insulation resistance and excellent temperature stability. It is capable of operating over a wide temperature range, with some parts even lasting up to 225C. This makes the device well suited for applications in harsh environments, such as high temperature industrial electrical systems. Additionally, the device has a high retention voltage of more than 12V, ensuring that it provides reliable protection when it is needed.

Overall, the VG121018J400DP is a reliable and highly versatile TVS – Varistors, MOVs device. Its bi-directional capabilities and voltage range make it perfect for a range of applications, and its high temperature stability and insulation resistance make it ideal for operation in harsh environments. With its high retain voltage and surge hold-off voltages, it ensures that sensitive electronic components are protected from transient over-voltage events. The VG121018J400DP is designed to meet the most demanding requirements of the automotive and industrial applications.

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