MASMBJ130A Circuit Protection

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A Transient Voltage Suppressor, or TVS, is an electronic device used to safely and reliably protect against overvoltages and transients in an electrical system. TVS diodes provide a high level of protection against voltage spikes, capacitors, and transients in applications ranging from automotive systems to aerospace. MASMBJ130A is an example of a TVS diode with a wide range of applications and a high degree of protection.

The MASMBJ130A series of TVS diodes is designed for use in a variety of applications. It is designed with a low profile package which allows it to be used in space-constrained applications. The device features an ultra-low capacitance of 0.35 pF, allowing it to perform well in high-frequency environments. It also features a reverse leakage current of ≤ 0.5 μA, reducing power dissipation and improving circuit operation. The device also has an input clamping voltage of 13 V, making it ideal for protecting sensitive circuitry from overvoltage conditions.

The MASMBJ130A is also designed to provide an operation temperature range between -65°C and 175°C, making it a suitable solution for automotive, aerospace and other harsh environments, making it well-suited to harsh environmental conditions found in applications ranging from automotive to military, industrial, and medical.

The operation principle of MASMBJ130A is quite simple; when a surge voltage present, it will limit and clamp the voltage to a safe level. When the voltage is above the specified breakdown voltage, the diode will start switching from a low to a high impedance state and be able to dissipate the energy. During this process, the device will draw a small amount of current to ensure the voltage remains below the clamping voltage. Hence, it can protect the circuitry from voltage overshoot and transients.

To sum up, MASMBJ130A is a TVS diode designed for applications requiring protection against damaging overvoltages from transients and electric surges. Its ultra-low capacitance and low reverse leakage current makes it ideal for high-frequency environments. Its robust operating temperature range makes it suitable for use in automotive, aerospace and other harsh environments.

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