SMDA03C-8E3/TR7 Circuit Protection

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TVS - Diodes is a specialty type of diode designed to protect electronic circuits from excessive voltage. It provides protection against surges in both AC and DC power, and is used in a variety of applications, such as automotive electronics, consumer electronics, industrial automation, and military applications. The SMDA03C-8E3/TR7 is a TVS diode developed by Panasonic and belonging to the SP-TEN series. It is designed to provide protection against voltage surges up to 8 kV 8/20µs.

The SMDA03C-8E3/TR7 is a popular choice for automotive and medical applications due to its small size and low-profile package. It is rated to handle up to 8kV and 25A of power, and its operating voltage ranges from 5.4V to 12V. Moreover, it has a low clamping voltage and fast response time, making it suitable for use in high-speed applications. It is also RoHS compliant and offers higher surge current capability compared to competitors.

The typical application of the SMDA03C-8E3/TR7 is to protect circuits from overvoltage. The diode can reduce noise and overvoltage surge up to 8kV 8/20µs. It is ideal for use in applications such as motor drives, displays, and AC/DC power supplies. When the input voltage exceeds the surge voltage limit, the device starts to conduct current, reducing the excess voltage. The device is then reset automatically when current flow stops.

The SMDA03C-8E3/TR7 is also designed with a fast response time, which helps to reduce the number of false triggers. The device has low leakage current and low clamping voltage, which helps protect sensitive circuits from damage. It also has low EMI/RFI noise suppression and excellent ESD protection. The operating temperature range is -40°C to +125°C and the junction to case thermal resistance is 0.5°C/W.

In summary, the SMDA03C-8E3/TR7 is a popular TVS diode designed to protect electronic circuits from voltage surges and other overvoltage events. It has a low profile package, high surge current capability, low EMI/RFI noise suppression, and fast response time. It is suitable for use in automotive and medical applications as well as other high-speed, high-voltage applications.

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