SMF10A-M3-18

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SMF10A-M3-18 is part of a family of devices known as Transient Voltage Suppressors (TVS) Diodes. This part family of parts provides protection from electrical transients, surges, and similar conditions. The part is characterized primarily by its extremely low leakage and fast response time to suppress unwanted voltage transients.

These TVS diodes have an input voltage rating of ±18 V and a clamping voltage of 20 V DC. The device has a typical capacitance of 3 pF and a typical breakdown voltage of 10 V. This part family also offers very low leakage current (typically in the range of 0.1 to 1 μA).

The working principle of the SMF10A-M3-18 is based on the principle of Zener breakdown. When a surge of current passes through the device, the junction between the anode and cathode becomes depleted and the current passes through the reverse-biased junction. This creates a large voltage drop across the junction and a voltage spike is generated which is suppressed by the diode. The diode quickly clamps the voltage to the device\'s maximum zener voltage rating and the device can then sustain higher voltage transients for some time.

The TVS diode\'s fast response time makes it ideal for applications such as computer and telecommunications equipment, data-storage devices, portable electronic devices, power and test equipment, security systems, and many more. Additionally, this part family also offers very low capacitance and wide operating temperature ranges (from -40°C to 125°C).

In summary, the SMF10A-M3-18 offers a wide array of features that make it an ideal choice for surge protection. Its low leakage current, fast response time, wide operating temperature range, and low capacitance make it suitable for a variety of applications. Additionally, its Zener breakdown principle makes it an effective safety mechanism for protecting sensitive electronic components from damaging voltage transients.

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