QK008N5RP

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Thyristors are a family of semiconductor devices commonly used as switches, rectifiers, sensors, and voltage regulators, and the TRIAC is a special three-terminal, solid-state semiconductor device that finds use in a wide variety of applications. The QK008N5RP is particularly well-suited for controlling high-power AC loads in AC to DC power control, motor and lamp dimming, HVAC, and variable speed fan control applications.

The QK008N5RP is a TRIAC (Triode for Alternating Current) with a maximum blocking voltage of 800 V and a maximum peak current of 1.5A. It has a positive gate voltage threshold and is made of a silicon alloy optimized for performance in a wide range of switching applications where the turn-on time, turn-off time, and thermal characteristics are all important.

The QK008N5RP is a gate-controlled thyristor of the TRIAC type, which has three electrical connections called the main terminal (MT1), gate (G), and main terminal 2 (MT2). This type of thyristor is used as a digital switch to control an AC load, by applying an appropriate trigger pulse to the gate G. The device acts as an AC switch, which is either in the ON state or OFF state depending on the voltage applied to its gate. If a current is applied above the gate threshold voltage, then the load current is started and the TRIAC is in the ON state. However, if the current is applied below the gate threshold voltage, the load current is stopped and the TRIAC is in the OFF state.

The QK008N5RP is suitable for AC to DC switching applications, motor and light dimming, HVAC, and variable speed fan control. As it has a fast turn-on time and a low-resistance path, it can be used for frequent switching with high-current loads. The device also provides an excellent immunity to noise and spikes.

To control the switching of the TRIAC, the gate must be driven by a positive voltage pulse. The pulse must have an amplitude which is higher than the gate threshold voltage (VGT) and a duration which is at least as long as the turn-on time. If the pulse duration is too short, the TRIAC will not turn-off properly.

The turn-on process of the QK008N5RP is affected by several factors, such as the gate current, load current, forward voltage, and junction temperature. Its turn-off is affected by factors such as load current, body capacitance, and junction temperature.

The QK008N5RP is a reliable semiconductor switch for high-power AC loads. Its fast turn-on capabilities, low resistance path, and high noise immunity make it ideal for reliable switching in many applications, from AC to DC power control, motor and lamp dimming, HVAC, and variable speed fan control.

The specific data is subject to PDF, and the above content is for reference