5KASMC36AHM3_A/H Circuit Protection

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TVS (Transient Voltage Suppression) diodes are specialized semiconductors used to protect sensitive equipment from electrical surges. They are most commonly used in communication systems, data processing systems and electronic control systems, but can also be applied to other electronic devices. The 5KASMC36AHM3_A/H is a type of TVS diode designed to protect sensitive microelectronic equipment from overvoltage conditions in automotive applications. It is a dual-channel device with independent control capability that can be used to protect both positive and negative lines.

The 5KASMC36AHM3_A/H is specially designed to protect sensitive electronics from high voltage transient pulses. This device is composed of two FETs and two TVS diodes in a single package, allowing for independent control of protection on each of the two lines. The first FET provides instantaneous shutoff protection, and the second FET and diode combination provides fast response to low level transient pulses.

To ensure reliable operation, the 5KASMC36AHM3_A/H includes two features to protect against ESD (Electrostatic discharge). The first feature is an IEC grade overvoltage protection which ensures that any voltage that exceeds 15 volts is clamped to an acceptable level. The second feature is a current limiting function which limits the current to 500mA when a voltage surge occurs. The current limiting function is also designed to protect the diode from excessive current flow.

The 5KASMC36AHM3_A/H is designed to operate at 12.5 volts and features a zener diode to provide overvoltage protection. The device is highly resistant to ESD, with a maximum ESD rating of ±15kV (Human Body Model) and ±8kV (Contact Discharge). It also features a low reverse leakage current of less than 1µA at 12.5V.

In terms of applications, the 5KASMC36AHM3_A/H is best suited for automotive ECUs (electronic control units). It can be used to protect the ECU from voltage transients caused by EMI (electromagnetic interference) or short spikes caused by engine and powertrain components. It is also suitable for a wide range of automotive applications including engine sensors, ABS systems and airbag systems.

In conclusion, the 5KASMC36AHM3_A/H is an excellent choice for protecting sensitive automotive electronics from high voltage transient pulses. It is a dual-channel device with independent control capability, providing overvoltage protection, current limiting, and ESD protection. Its low reverse leakage current makes it suitable for a wide range of automotive applications including engine sensors, ABS systems, and airbag systems.

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