BTA425X-800BTQ

Series:	--
Packaging:	Tube
Part Status:	Active
Triac Type:	Standard
Voltage - Off State:	800V
Current - On State (It (RMS)) (Max):	25A
Voltage - Gate Trigger (Vgt) (Max):	1.3V
Current - Non Rep. Surge 50, 60Hz (Itsm):	250A, 275A
Current - Gate Trigger (Igt) (Max):	50mA
Current - Hold (Ih) (Max):	75mA
Configuration:	Single
Operating Temperature:	150°C (TJ)
Mounting Type:	Through Hole
Package / Case:	TO-220-3 Full Pack, Isolated Tab
Supplier Device Package:	TO-220F

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Thyristors - TRIACs

TRIACs are a type of thyristor and are used as circuit elements in a variety of applications. They are three-terminal semiconductors, capable of switching current in both directions between the anode and cathode. The TRIAC is a controlled rectifier composed of two Series- Connected silicon controlled rectifiers (SCRs) connected in inverse parallel. This allows it to perform effectively as two switches connected in parallel with one switch normally left open and the other switch closed. By using the special control gate attached to the gate of the SCR and turning the gate current on and off, the SCR can be turned on and off in both directions.The TRIAC is widely used in AC switching (AC phase control) applications, including light dimmers, motor speed controllers, battery chargers, electric ranges and kitchen appliances. The BTA425X-800BTQ is a special type of TRIAC developed to meet the requirements of AC switch mode power supplies.The BTA425X-800BTQ TRIAC is a three-element semiconductor device with an anode, a cathode and a gate. It is capable of controlling current in both directions across its anode and cathode terminals. It works on the principle of minority carrier injection, which makes it suitable for use as a fast switching device. The TRIAC is controlled by the gate voltage, which helps in controlling the current through it.The BTA425X-800BTQ TRIAC is used in applications like AC power supplies, motor speed control, motor starter, furnace control, and other industrial applications. It is also used in consumer electronics applications like light dimmers, electronic switches, and temperature controllers.Since TRIACs are bidirectional devices, their switching times are faster than those of SCRs. The BTA425X-800BTQ TRIAC is designed for a high current rating and high switching voltage. The TRIAC can also be used for pulse-width modulation (PWM) control. This makes it suitable for applications requiring quick response and high switching accuracy.The BTA425X-800BTQ TRIAC is designed for use in demanding applications where high current ratings are required. It is built with a highly reliable, hermetically sealed construction with a planar process technology. This helps improve its switching characteristics, eliminating the need for external gate bias. Additionally, it has excellent peak off-state surge and on-state current ratings.The BTA425X-800BTQ TRIAC also features thermal and over-current protection. This feature helps protect the TRIAC in applications where current is more than its allowed maximum. In addition, it also has a rated withstand voltage, allowing it to withstand high voltage applied to its load circuit. The BTA425X-800BTQ TRIAC can also be used for voltage regulation and can be used in controlling the speed of motors. It is also used in control circuitry for welding systems and pulsed loads. Moreover, it is highly reliable and cost-effective for AC switch mode power supplies.In conclusion, the BTA425X-800BTQ is a highly reliable and efficient TRIAC that is suitable for use in a wide range of power applications. It is designed for high current ratings and high switching speed, making it a reliable and cost-effective solution for switching AC circuits. With its hermetically sealed construction, thermal protection and current protection, the BTA425X-800BTQ provides the perfect solution for AC power supply applications.

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