PGSMAJ13AHM2G Circuit Protection

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Application field and working principle of PGSMAJ13AHM2G

PGSMAJ13AHM2G is a kind of transient voltage suppression (TVS) diode. It is designed to protect electronic circuits against voltage transients and surges caused by mechanisms such as electrostatic discharge (ESD), load switching, inductive and capacitive loads, lightning and more. These voltage transients are very dangerous as they can cause component damage, malfunction, or loss of data.

The PGSMAJ13AHM2G diodes provide bidirectional so called "transient voltage protection" of data and signal lines. These devices effectively limit transient voltage by clamping action, and help to reduce the risk of damage to sensitive electronic components. Despite its small structure, PGSMAJ13AHM2G achieves excellent multi-pulse surge capability, and its bidirectional protection allows it to protect against both positive and negative voltage transients.

PGSMAJ13AHM2G diode consists of a P-N junction, which clamps the voltage when the voltage of the line it is protecting exceeds the breakdown voltage of the P-N junction. When the voltage is too high, the P-N junction enters avalanche breakdown, and this limits the voltage to a safe level. The breakdown voltage value of PGSMAJ13AHM2G diode is 13 V. Hence the device can protect a line against voltage above this value by clamping it and redirecting it.

By using PGSMAJ13AHM2G, the protection of power and data lines is guaranteed from the following transient sources: Lightning transients, Inductive switching transients, Capacitive switching transients, Electrostatic discharges, and EFT (electrical fast transient). The PGSMAJ13AHM2G can also be used in many different applications, such as automotive electronics, personal computer, medical equipment, consumer electronics, audio/video devices, telecom, and industrial electronics, among others.

In conclusion, PGSMAJ13AHM2G TVS diodes are designed so that they can clamp a voltage to a predetermined safe level before it reaches the sensitive circuitry. This prevents damage or data loss, and ensures reliable operation and stable performance of the electronic components in various applications.

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