P4SMA130A Circuit Protection

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TVS diodes are similar to ordinary diodes, which use a rectifying diode’s principles to prevent an external supply’s voltage or interference voltage from being so large that it causes a failure of the internal electronic components of the system. P4SMA130A is a Transient Voltage Suppressor (TVS) diode that can be used to protect an electronic system against ESD, EFT and similar transient voltage events.

The P4SMA130A is a unidirectional (pick-off) diode with a reverse working voltage of up to 130V. It has a typical clamping voltage of around 141V with an Ipp (peak pulse current) of 4A. It is also designed to have a maximum power rating of 250 W and a thermal stability of 150°C. This means that it can handle relatively high levels of voltage and current surges with minimal failure.

The working principle of the P4SMA130A is that when there is a transient voltage or current change, the diode will aid in quickly clamping the voltage and limiting the current. The diode is able to reduce the peak voltage by changing the peak current in the loop circuit. Once the peak current has been limited, normal operation will resume. This ensures that the device is protected from any potential damage caused by the surge.

The P4SMA130A is suitable for use in a variety of applications, such as automotive, power electronics and telecommunications. It can be used for protection from electrical fast transients (EFT) and electrostatic discharge (ESD) on a board level or line level. It is typically used in power supplies, power management ICs, TVS (transient voltage suppressor) and in circuit protection devices. The device can also be used to protect AC/DC power adapters from ESD and EFT.

The P4SMA130A is a reliable and cost-effective solution for protecting electrical systems from voltage and current surges. It is also designed to reduce the peak voltage and mitigate against any potential damage that these spikes may cause. It is suitable for use in a range of applications and provides a cost-effective solution for protecting sensitive electronic components and systems from ESD, EFT and other transient voltage events.

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