SMF5V0A-HM3-08

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SMF5V0A-HM3-08 is a type of unidirectional TVS (Transient Voltage Suppression) Diode. It is a high-reliability protection device designed to protect sensitive electronic equipment against overvoltage lightning or other transient voltage spikes. The SMF5V0A-HM3-08 is designed to meet various safety standards, including UL, IEC, CSA, FCC, VDE and CQC.

The SMF5V0A-HM3-08 is a surface-mount TVS diode with Uni-Directional (Vrwn) or Bi-Directional (Vrwn and Vrwm) reverse polarity protection. The device is powered by a 5.0V nominal voltage, a 3.8V minimum reverse breakdown voltage, and a maximum peak pulse power of 800 W (10/1000µs) @ 25°C. It features an ultra-low leakage current of 1.0 mA max at 5.0V and an operating temperature range of -55°C to 125°C, making it suitable for use in a wide range of applications.

This SMF5V0A-HM3-08 TVS Diode is widely used in a variety of applications, including automotive, industrial control, medical devices, military and aerospace, as well as consumer electronics and telecom equipment. The device can be used in a variety of applications requiring high reliability and overvoltage protection, such as mobile phones, tablets, wearable devices, and computers.

The working principle of the SMF5V0A-HM3-08 TVS Diode is fairly simple. The device is designed to clamp the voltage applied to the diode between its two specified levels: a higher limit level and a lower limit level. When the voltage applied to the diode is within the specified voltage clamping range, the current through the diode remains constant. When the voltage applied to the diode exceeds the higher voltage limit, the current through the diode overshoots and starts to increase, until the current reaches a point where the diode’s protection feature kicks in and limits the current to the specified maximum value. This device is designed to provide protection against such transient overvoltages, while not interfering with normal operation of the protected circuit.

In conclusion, the SMF5V0A-HM3-08 is an ideal device for high-reliability protection applications due to its low leakage current, high peak power capability, and wide operating temperature range. Its simple working principle makes it suitable for a wide variety of applications. The SMF5V0A-HM3-08 is tested in accordance with safety standards to ensure that it meets or exceeds the requirements of these standards and provides reliable protection against transient overvoltages.

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