TS420-600H

Current - Hold (Ih) (Max):	5mA
Base Part Number:	TS420
Supplier Device Package:	I-PAK
Package / Case:	TO-251-3 Short Leads, IPak, TO-251AA
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 125°C
SCR Type:	Sensitive Gate
Current - Non Rep. Surge 50, 60Hz (Itsm):	30A, 33A
Current - Off State (Max):	5µA
Series:	--
Current - On State (It (RMS)) (Max):	4A
Current - On State (It (AV)) (Max):	2.5A
Voltage - On State (Vtm) (Max):	1.6V
Current - Gate Trigger (Igt) (Max):	200µA
Voltage - Gate Trigger (Vgt) (Max):	800mV
Voltage - Off State:	600V
Part Status:	Active
Packaging:	Tube

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Introduction to Thyristors - SCRs

A thyristor or silicon-controlled rectifier (SCR) is a semiconductor device that is mainly used as a solid-state device or switch on and off. It has three terminals, an anode, a gate and a cathode, and is basically a one-way electrical switch. When a given voltage is applied to the gate terminal and if the current through the anode-cathode path exceeds the trigger current, the thyristor turns ON and stays ON until the current falls below the hold-current.

TS420-600H Application Field and Working Principle

The TS420-600H is a highly efficient SCR (Silicon Controlled Rectifier) which can be used in a wide range of applications. It is a three-terminal, three-phase device that most commonly used in power control three-phase ac motor. The thyristor can also be used in electric welding, high power DC, AC switchgear, power control, lamp dimmers, and motor speed control. The TS420-600H is a Thyristor Module with three SCRs (Silicon-controlled Rectifier) that works as a single unit. It is designed for controlling current in applications such as motor controllers, AC and DC power conversion, and power factor correction. The TS420-600H SCR unit is designed for use in applications with direct current (DC) voltages up to 600 volts, and with alternating currents (AC) up to 420 Volts. The principle of operation of SCRs is based on their ability to conduct current in only one direction when forward biased. When forward bias voltage is applied to the anode and gate of the SCR, the device turns on and allows current to flow from the anode to the cathode. When the applied voltage level is removed, the current then stops flowing through the SCR. The TS420-600H has an inturned gate structure that provides a high level of noise and transient immunity. It also features a low trigger current and thermal protection that prevents over-current and under-voltage conditions. This ensures the safe and reliable operation of the device in its designed application. The TS420-600H has a wide range of uses, such as switching and control of various types of power supplies, electronic ballast circuits, power supplies, switching power supplies, and power factor correction circuits.

Conclusion

In conclusion, the Thyristor Module TS420-600H is a highly efficient and reliable SCR device that is suitable for use in a variety of applications. It is easy to mount, has a low trigger current and thermal protection, and can be used with AC and DC voltages. The device can be used to effectively switch and control power supplies, electronic ballast circuits, power factor correction circuits, and other types of power conversion circuits. It is thus a versatile and reliable device for a wide range of applications.

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