5KASMC43AHM3/9A

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TVS or Transient Voltage Suppressor (TVS) diodes are often used for the purpose of protecting a circuit from damage due to transient over-voltage events, such as those which can occur due to electrostatic discharge (ESD) or lightning strike, either to equipment or to the power supply. The 5KASMC43AHM3/9A TVS diode is a popular device for ESD protection, as its low power dissipation and fast response make it an ideal choice for many applications.

5KASMC43AHM3/9A Application Field and Working Principle

The 5KASMC43AHM3/9A can be used in several different applications. One common application is the protection of an electronic circuit from ESD. The 5KASMC43AHM3/9A provides both ESD protection and displacement current protection (fields such as horizontal bars, information lines and low-voltage differential signals). When an over-voltage transient occurs, the device will quickly clamp the voltage and dissipate the energy, while simultaneously limiting the current flow.

The 5KASMC43AHM3/9A is able to provide excellent protection due to its low capacitance (4.5 picofarads) and low insertion loss (about 0.3dB at 1GHz). This helps to minimize signal degradation when using it in applications such as video or audio. The device also has a fast recovery time of 150nS, ensuring that the voltage is clamped quickly to a safe level. Additionally, the device has an operating temperature range of -55 to 125C.

The working principle of the 5KASMC43AHM3/9A is somewhat similar to how a reverse bias zener diode works; when an over-voltage transient occurs, the diode\'s internal resistance lowers, allowing current to quickly flow through; this current clamps the voltage and dissipates the energy, preventing damage to the circuit.

The 5KASMC43AHM3/9A is a popular choice when it comes to ESD protection, thanks to its excellent protection capabilities and low power dissipation. Additionally, it is highly reliable due to its fast response time, low capacitance, and wide operating temperature range. With its ability to provide both ESD protection and displacement current protection, it is suitable for a wide variety of applications in which these types of protection are needed.

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