UESD12ST5G

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The UESD12ST5G is a transient voltage suppressor (TVS) diode which is used for protecting a circuit from transients or spikes in voltage. It is a two-leaded device that is constructed by connecting a reverse biased PN junction between an anode and a cathode. The PN junction breaks down at a predetermined breakdown voltage, or clamping voltage, and diverts the current away from the protected circuit. This prevents damage to the protected circuit from excessive voltage or current.

The UESD12ST5G is designed to provide up to 5A of surge current protection. Its maximum peak pulse power capability is 2350W, and its clamping voltage is 12V. The rated peak pulse current is specified at up to 87A per line. Additionally, the diode has an operating temperature range of -55 to +150°C. This high operating temperature range allows for use in harsh environments.

The working principle of the UESD12ST5G is simple yet effective. When an inrush of current or electrical surge is detected, the diode begins to divert the current away from the protected circuit. It does this by increasing the reverse bias voltage until the PN junction breakdown voltage is reached, at which point the current is diverted. The diode is able to absorb or dissipate energy by its special design, and this prevents excessive voltage or current from entering the protected circuit.

The UESD12ST5G can be used in a wide variety of applications including automotive, industrial, and telecom. It is also well-suited for use in high-frequency or high-power circuits. It can be used in applications such as AC/DC adapters, power supplies, motor controls, communication systems, cell phone chargers, and LED drivers.

In conclusion, the UESD12ST5G is a reliable and robust transformer voltage suppressor diode. It is a two-leaded device that is designed to provide up to 5A of surge current protection. Additionally, its wide operating temperature range allows for use in tough environments. It can be used in a variety of applications including automotive, industrial, and telecom.

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