1PMT4101E3/TR13

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The 1PMT4101E3/TR13 is a single Zener diode designed for use in general-purpose applications. It is designed to protect against over-voltage and current conditions. The diode is designed to handle up to 1.0 Amp of current with a breakdown voltage rating of 12V. The device has a maximum reverse voltage of 6V and a maximum forward voltage of 0.75V. The package size is a SOT-23 and it is available in a RoHS compliant package. The device has a maximum power dissipation of 185mW.

The working principle of a Zener diode is based on reverse-biased operation. When the diode is connected in reverse bias, the electric field inside the diode becomes very strong, increasing the electric field strength inside the diode until it reaches a certain level. At the breakdown voltage, the electric field strength is so high that it overcomes the reverse bias and electrons flow freely through the diode. This free electron flow causes the diode to conduct current in the reverse direction and dissipate electrical power in the form of heat.

The 1PMT4101E3/TR13 can be used in various applications such as voltage clamping, over-voltage protection, current limiting, EMI filter attenuation, and DC stabilization. It is also suitable for use in automotive systems, communication systems, computer systems, DC motors, and other power supply applications.

One of the most common applications where the 1PMT4101E3/TR13 is used is in over-voltage protection. In this application, the diode is connected in parallel with the load, and is designed to conduct current in the reverse direction when the voltage across the load exceeds the rated breakdown voltage. This will then limit the voltage across the load to the rated breakdown voltage, preventing any damage caused by over-voltage.

The 1PMT4101E3/TR13 can also be used in current limiting applications. In this application, the diode is connected in series with the load and is designed to conduct current in the reverse direction when the current exceeds the rated current limit. This will then limit the current through the load to the rated current limit, thereby preventing any damage caused by over-current.

The 1PMT4101E3/TR13 can also be used in EMI filter attenuation applications. In this application, the diode is used in series with the load and is designed to attenuate the high-frequency noise caused by electromagnetic interference. The device acts as a filter, allowing the desired signal to pass through while attenuating the unwanted noise.

In conclusion, the 1PMT4101E3/TR13 is a single Zener diode designed for use in general-purpose applications. It can be used in various applications such as voltage clamping, over-voltage protection, current limiting, EMI filter attenuation, and DC stabilization. The device is available in a RoHS compliant package and has a maximum power dissipation of 185mW. Its working principle is based on reverse-biased operation, where the electric field strength inside the diode is increased until it reaches a certain level, which then causes the diode to conduct current in the reverse direction.

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