MASMBJ150A

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The MASMBJ150A is a surface mount bidirectional Transient Voltage Suppression (TVS) diode designed for switch mode power supplies and other high speed pulse applications. This TVS diode is designed to be used for unidirectional and bidirectional over-voltage protection. It has an estimated clamp voltage of 154V which is excellent for over-voltage protection of power supplies.

The MASMBJ150A has a peak pulse current of 1500W and nominal working voltage of 150V. It features a high rate of power dissipation to provide superior over-voltage protection to delicate circuits. The device is packaged in a small surface mount package that is highly suitable for applications with limited space.

The MASMBJ150A operates under the principle of avalanche breakdown. The avalanche breakdown occurs when the electric field in a reverse biased diode becomes strong enough to cause the sudden flow of electrons from the cathode to the anode. This flow of electrons cause the voltage across the diode to decrease. The device starts to conduct when the reverse biases voltage exceeds the device’s breakdown voltage. This is followed by a sharp increase in the current flowing through the device.

The MASMBJ150A is used in various application fields due to its high current capacity and low voltage rating. It is most often used in applications such as protection circuits, over-voltage protection circuits, and motor drive circuits. It is also used as a protection device in applications where noise or high voltage surges occur, such as automotive electronics, AC adapter, industrial machinery, etc. The device is capable of withstanding voltages up to 150V and currents up to 1500W.

The MASMBJ150A is suitable for use in any circuit where over-voltage protection is required. It is designed to protect a wide range of equipment from damage due to over-voltage or voltage transients. It can be used in a variety of applications, including DC-DC converters, power supply circuits, motor control circuits, and more. The MASMBJ150A has a fast response time in the event of an over-voltage, helping to protect sensitive circuitry from damage from over-voltage conditions.

In summary, the MASMBJ150A is an excellent device for providing over-voltage protection in high-speed pulse applications as well as other power supply circuits. With a high rate of power dissipation and a small surface mount package, it is the perfect device for protecting delicate circuits. The device is designed to work under the principle of avalanche breakdown, allowing it to conduct current when the reverse biased voltage exceeds the breakdown voltage, clamping the voltage to the device’s rated voltage. It is suitable for a wide range of applications and is capable of withstanding voltages up to 150V and currents up to 1500W.

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