MCST4825DS

Series:	MCS
Packaging:	Bulk
Part Status:	Active
Mounting Type:	Chassis Mount
Circuit:	SPST-NO (1 Form A)
Output Type:	AC, Proportional Control
Voltage - Input:	8 ~ 32VDC
Voltage - Load:	300V ~ 530V
Load Current:	25A
Termination Style:	Screw Terminal
Package / Case:	Hockey Puck
Supplier Device Package:	--

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MCST4825DS Application Field and Working Principle Solid state relays are devices that offer replacement solutions for traditional electromechanical relays by relying on solid components. In particular, the MCST4825DS is an advanced solid state relay device with an assortment of features that make it suitable for particular purposes. This article will discuss the application field and working principle of this solid state relay. The MCST4825DS is a low-cost AC load switching device that is specifically designed for switching resistive, inductive, and capacitive loads up to 25A. In addition, it is engineered to provide contactless mechanical operation and reliability, and it offers zero-crossing switching performance and built-in zero-voltage suppressor. This device has an operating voltage of from 4 to 32 volts and is capable of switching currents up to 25A. It is also thermally insulated for protection against shock and vibration. In terms of the relay\'s feature set, the MCST4825DS is equipped with several components that make it particularly suitable for its designated applications. For example, the device has an integrated light emitting diode (LED) indicator that can provide visual indication and an "active high" alarm reset feature that can be interfaced to control systems. Additionally, the device is well-suited for automated and remote control applications since it can be programmed for zero-interference operation, and it has built-in pulse-width modulation (PWM) signal control. In terms of the relay\'s working principle, it largely relies on a unique combination of electrical and thermoelectric effects to perform its various functions. At its core, the device utilizes a solid state switching element–such as a MOSFET or IGBT–to deliver power control between terminals. This switching element is activated and deactivated by a control circuit that is powered by a DC voltage. When the MCST4825DS is activated, the control circuit sends a signal to the switching element, which then controls the amount of current that flows between the input and output terminals. In the on-state, the switching element is designed to keep the input and output terminals electrically isolated, preventing any electrical current from flowing between them. This feature ensures that the load is switched on in a safe manner. When the MCST4825DS is deactivated, the control circuit sends a signal to the switching element, causing it to become non-conductive, thereby disconnecting the input and output terminals. This ensures that the load is switched off safely, preventing any unwanted current leakage. The MCST4825DS is an advanced solid state relay that is ideal for applications that require high performance, reliability, and safety. Its unique features and working principle make it suitable for a wide range of applications, including automated and remote control systems. This device can provide reliable and safe contactless switching between AC loads up to 25A.

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