SMBJ10AHR5G

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A transient voltage suppressor (TVS) is an electronic component used to protect sensitive circuits in mission-critical systems or vital products from voltage spikes. The SMBJ10AHR5G is a common type of TVS Diode, designed to protect sensitive electronics from surges and voltage discrepancies, such as induced spikes, lightning strikes, static electricity, etc. It is an unidirectional diode with a peak pulse power dissipation of 1.5KWs, a 9V to 340V working range, a peak clamping voltage of approximately 11 volts, and a current rating of 10 Amps.

The working principle of this type of diode is quite simple. In reverse bias, the diode acts as an open circuit, allowing no current to flow. When a voltage spike exceeding the diode’s working range is applied, however, the diode turns on, allowing some current to momentarily flow through it, which diverts the voltage spike away from the sensitive electronics and protects them from damage. The current reverses direction when the voltage spike is dissipated and the reverse voltage drops back to below the diode’s working range, thus restoring its open-circuit state.

Due to its high current rating, small size, low price, and high efficiency, the SMBJ10AHR5G is an extremely popular choice for use in applications where power integrity and system longevity are critical. It can be found in a wide variety of applications, from automotive electronics and aviation to medical equipment and consumer appliances. Additionally, as it is small, light, and inexpensive, it is often used for mobile devices and other portable applications.

The SMBJ10AHR5G’s popularity in mission-critical applications is due to its combination of excellent performance and reliable protection. Due to its low capacitance and high peak pulse power rating, it is capable of withstanding high spike voltages and high rate of change of currents, while providing excellent suppression and robust protection. Furthermore, as its operation does not require extra components, it is perfect for applications where board space and power dissipation must be kept to a minimum.

To summarize, the SMBJ10AHR5G is a commonly used transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes. Its working principle is simple; it acts as an open circuit in reverse bias but switches on to redirect and divert high voltage spikes away from the circuit when they exceed the diode’s working range. Small, lightweight, and relatively inexpensive, it is perfect for mission-critical applications and those requiring superior protection and power integrity, such as automotive electronics, aviation, medical equipment, consumer appliances, and portable devices.

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