MA1.5KE51A

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MA1.5KE51A is a member of TVS – Diodes, a surge protection diode specifically designed for the over voltage protection and signal communication line. It works by blocking the input voltage to protect the device or the power line from the risk of over voltage. The device features low operating voltage, high transiencies, high surge current handling capability, ESD protection, EMI/RFI protection, fast response time, low reverse leakage and soft recovery feature.

Applications
MA1.5KE51A is typically used in many different applications such as automotive, industrial, consumer and telecommunications. In automotive applications, the device is used to protect the power line from over voltage. In industrial applications, it is used to protect the equipment from over voltage and provide EMI/RFI protection. In consumer applications, it is used to protect the device from surge current and other overvoltage effects. In telecommunications applications, it is used to protect the signal line from surge current.

Working Principle
The MA1.5KE51A device works by blocking the input voltage when it exceeds its rated breakdown voltage (VBR). When the input voltage increases beyond this level, the diode will conduct electricity. This will stop the voltage from rising and switch the device off, protecting it from any overvoltage damage. The device also has a soft recovery feature, which means it will turn itself off after a predetermined amount of time. This prevents the device from being damaged by short circuit.

The device also provides ESD protection and EMI/RFI protection. ESD protection ensures that the device is protected from electrostatic discharge, which can cause permanent damage or destruction of the device. It also prevents electrical interference from other devices, which could cause the device to malfunction. On the other hand, EMI/RF protection ensures that the device is protected from electromagnetic interference, which could cause the device to malfunction or stop functioning.

The MA1.5KE51A device also has a fast response time and a low reverse leakage. The fast response time ensures that the device will respond quickly to any overvoltage or electrical interference, preventing any damage from occurring. The low reverse leakage indicates that the device does not allow any current to flow backwards through it when the voltage is extremely high. This prevents any additional current flowing through the device and causing any further damage.

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