SMF54A-HE3-18

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The SMF54A-HE3-18P is a member of the Transient Voltage Suppressor (TVS) diode family. TVS diodes are components that are designed to protect electronics from overvoltage conditions. In some cases, they work as the last line of defense against circuit failure due to excessive voltage, particularly in environments like automotive, industrial, and aerospace. The concept behind the design of the SMF54A-HE3-18P is to provide protection against overpressure transients.

The SMF54A-HE3-18P is designed for applications that require AC or DC input protection. The diode can be used in a variety of applications, including in car audio systems, automotive and industrial electronic control systems, consumer electronics, and in other circuitry that requires overpressure protection. The diode is designed to reliably absorb and dissipate surges at specific voltages.

The SMF54A-HE3-18P is constructed with a semiconductor junction with a breakdown voltage of 18 volts. It has a small, surface-mount package that can fit in tight spaces and can withstand multiple insertion cycles. The diode is made of poly sulphide and has a lead-free termination for safer and durable operation. The SMF54A-HE3-18P has a wide operating temperature range of -40 degrees Celsius to 125 degrees Celsius, allowing it to be used in a range of applications.

The SMF54A-HE3-18P is designed to protect devices from variations in input voltage. The diode functions by allowing current to flow when the voltage on the input side is lower than on the output side and blocking current from flowing in the opposite direction. This ensures that the output voltage does not exceed the input voltage level by excessive amounts. The SMF54A-HE3-18P is designed to absorb any positive or negative transients in the voltage, allowing it to provide protection from surges and overvoltages that could harm sensitive electronics.

The SMF54A-HE3-18P is designed for one-time transient protection. When the voltage exceeds the breakdown voltage of 18 volts, the protection circuit triggers and diverts the surge. The SMF54A-HE3-18P is designed to be self-resetting, allowing it to protects multiple times without failing.

The SMF54A-HE3-18P is designed to provide protection of a variety of sensitive electronic device, such as automotive audio systems, and consumer electronics. It is a reliable and cost-effective component that can require less board space, resulting in cost savings. The device is easy to install and requires minimal maintenance. Its versatility and efficiency make it an ideal component for a wide range of applications where overpressure protection is required.

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