VS-P135 Discrete Semiconductor Products

Series:	--
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Structure:	Bridge, Single Phase - All SCRs
Number of SCRs, Diodes:	4 SCRs
Voltage - Off State:	1.2kV
Voltage - Gate Trigger (Vgt) (Max):	2V
Current - Gate Trigger (Igt) (Max):	60mA
Current - Non Rep. Surge 50, 60Hz (Itsm):	357A, 375A
Current - Hold (Ih) (Max):	130mA
Operating Temperature:	-40°C ~ 125°C (TJ)
Mounting Type:	Chassis Mount
Package / Case:	8-PACE-PAK

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Thyristors - SCRs - Modules: VS-P135 Application Field and Working Principle

A thyristor is a type of solid-state semiconductor device that acts like a switch and controls the flow of electricity. It is the most commonly used type of control device for motor control and LED lighting. Thyristors are made up of four basic elements: an anode, cathode, gate and control circuits. In the case of a silicon-controlled rectifier (SCR) or VS-P135 ramp module, there are two ways of using it. The first is in full-wave motor control and the second is with light dimmers.

Application Field

The primary application of thyristors is in controlling the switching of electric circuits. They can be used to switch high voltages and high currents, such as those found in electric motors. SCRs are used in a variety of industrial and commercial applications as well, such as in power supplies, phase-angle-controlled power controllers, temperature controllers and engine speed controllers.The main benefit of SCRs is their ability to conduct even higher current than transistors, making them ideal for motor control and other high-power applications. In addition, they offer a more efficient way to control power than using electromechanical relays – up to ninety-nine percent efficiency. The VS-P135 ramp module is a four-channel module for controlling speed, power and current. It is equipped with an active peak current sense function and a constant-current output to meet the requirements of rapid current transition applications. The four channels of the module can be used in full-wave rectification, phase-angle control, phase-shift control, AC relays and high-frequency switching.

Working Principle

The SCR is a four-layer solid-state device that can control the power to a circuit. It works using two electrical contacts: the anode, which is the positive lead, and the cathode, which is the negative lead. When an electrical load is placed between the electrodes, the current flowing through the load can be controlled by applying a gate current to the gate of the SCR. This switch is normally off, but when the gate current is applied, it turns on and allows current to flow. The VS-P135 module works in a similar fashion. It consists of a single module with four channels, each of which can be used to control a separate load. Each channel contains an SCR and a control circuit, as well as additional circuits that provide protection and ensure smooth operation. The module works by sensing the supply voltage and then changing the gate current to the SCR in order to control the current to the load. The module is designed to be used with an external current control circuit, which is used to control the gate current and the output current. The module also contains a current sense circuit, which is used to measure the peak current of each channel, ensuring that the load is not overloaded. The VS-P135 ramp module is an ideal solution for applications that require efficient switching, such as motor control and LED lighting. It offers a wide range of features, such as over-current and over-voltage protection, and is suitable for a variety of applications. With its superior current control, high efficiency and reliability, the VS-P135 ramp module makes it easy to control the power to a range of loads.

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