30KPA54AE3/TR13

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TVS - Diodes, 30KPA54AE3/TR13 application field and working principle

Transient Voltage Suppression (TVS) diodes are specialized diodes used for protection against transients generated by lightning, electrostatic discharge, and inductive switching. TVS diodes come in a variety of configurations and ratings, and can be used for applications such as AC line protection, DC line protection, data line protection, and protection of equipment from the environment. TVS diodes are also used in communications systems to protect data transmission and reception from noise or interference.

The 30KPA54AE3/TR13 is a part of the 30KPA series of TVS diodes, and is designed to provide surge protection up to 36V and a peak pulse power rating of 180W (8/20μs). This makes it an ideal choice for applications such as motor control systems, power supplies, and automotive electronics.

The 30KPA54AE3/TR13 is a unidirectional termination device, meaning it only passes current in one direction. It is composed of two matched series zener diodes connected in parallel – two separate sections of two diodes connected to a common output. This arrangement allows two separate sources to be protected at the same time or allows the connection of one source with protection in two directions. The TVS diode features a low forward voltage drop, low capacitance, and fast clamping response.

The 30KPA54AE3/TR13 works by absorbing high voltage transients and transferring the current from the voltage peak to the device’s anode. This redirects the current away from the equipment it is protecting. The current flow eventually slows to a level that can be sustained by the TVS diode, and the voltage is then clamped to a predefined voltage. The clamping voltage remains there until the peak of the transient dissipates, at which point the TVS diode returns to its conducting state and allows the circuit to continue as normal.

The 30KPA54AE3/TR13 features an overstressing protection mechanism which prevents excessive current from flowing during an over-voltage or over-current event. The device’s output voltage remains constant during the event, limiting the output current and therefore maintaining the safety of the circuit. The TVS diode also features a protection circuit which prevents it from being damaged if there is a reverse voltage applied to it for any length of time.

The TVS diode 30KPA54AE3/TR13 is ideal for use in low-to-medium powered devices in a variety of applications. It provides efficient, reliable protection against spikes, surges, and transients, and its low capacitance provides a fast clamping response. This makes it an ideal choice for use in sensitive electronics, motor control systems, and communication systems.

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