T72H103544DN

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Thyristors, more formally called Silicon Controlled Rectifiers (SCRs), are semiconductors that have the unique ability to switch large amounts of electric current and voltage with very little power. The SCR is essentially a two-terminal type of device, with an anode, cathode, and gate terminal. When correctly biased, an SCR is in the off state, most of the current flowing through it is blocked, and no control signal is required to maintain that state. To turn an SCR on, a small control signal, usually an electric current, is sent to the gate terminal, and the SCR switches from the blocking to the conducting state.

The T72H103544DN is a current-controlled thyristor, or SCR, that can be used in a variety of applications. It is a 600V power thyristor that is specifically designed for automotive, high-temperature and household appliance applications. This device is capable of carrying a maximum load current of 350A and can handle up to 600V when used in inverter circuits. It is also designed to operate at temperatures between -40 and +125 °C.

The T72H103544DN has a variety of features that make it suitable for a wide range of applications. For example, it has an exceptionally high current handling capability, a wide voltage range and it is also designed to withstand high temperature levels. Its snap-action turn-on/turn-off times are also very small, which makes it suitable for use in lightning control and pulse-width control applications.

The working principle of the T72H103544DN thyristor is based on the PNPN structure of a SCR. In a PNPN structure, two P-type doped layers are sandwiched between two N-type doped layers. When the voltage applied at the anode of the thyristor is greater than the specified breakdown voltage, the thyristor will begin to conduct, allowing current to pass through. The current will then be limited by the gate control circuit. If a negative gate signal is applied, the device will turn off again.

The T72H103544DN SCR is an excellent device for automotive, appliance control, lighting, and inverter switching applications. It is well-suited for applications that require fast turn-on and turn-off times, high current and voltage handling capability, and the ability to withstand high temperatures. With its PNPN structure and gate control, it is an ideal choice for a variety of application needs.

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