SMB10J18A M4G

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The SMB10J18A M4G is a Transient Voltage Suppression Diode (TVS) used to provide protection from transient voltage spikes. This diode is particularly suited for automotive applications, such as protecting against long load dump waves and surge pulses over the entire automotive voltage range. It is a small surface mount package (SMA) and able to handle large energy pulses without impacting the performance of the protected circuit.

This device functions as a switch, opening and closing in response to the voltage across it, allowing current to flow only when the voltage is within a certain range. When the voltage exceeds this range, the diode is forward biased and starts to conduct current. As the voltage increases further, the current flowing through the diode increases. When the voltage reaches a certain point, which is referred to as the peak pulse current, the diode will shut off and the voltage will begin to decrease. When the voltage falls below the peak “on” voltage, the diode will turn off again and the cycle will repeat.

The SMB10J18A M4G is specifically designed for automotive applications, and it has an operating temperature range of -55 to +150 °C. It has a peak pulse current of up to 18A, making it suitable for a wide range of applications. It also has excellent clamping characteristics, allowing it to handle a variety of transients without having to limit the voltage across the diode. The device also has an excellent thermal stability, allowing it to handle high energy pulses without having to worry about thermal runaway.

The SMB10J18A M4G also provides excellent ESD protection, with an IEC Level 4 rating. This device is designed to handle up to 8KV of electrostatic discharge, making it suitable for both automotive and industrial applications. The device also has a fast response time, with a rate of change of 1.2V/ns or less. This ensures that it can quickly respond to transients and prevent any damage to the protected circuit.

The SMB10J18A M4G is a versatile and reliable TVS diode, suitable for a wide range of automotive and industrial applications. Its small SMA package allows it to be easily integrated into moving or portable systems. Its high-current handling capabilities, excellent clamping characteristics, and IEC Level 4 ESD rating make it an ideal choice for a wide range of applications.

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