CPC1218Y

Series:	CPC, OptoMOS®
Packaging:	Tube
Part Status:	Active
Mounting Type:	Through Hole
Circuit:	SPST-NO (1 Form A)
Output Type:	AC, DC
Voltage - Input:	3.75 ~ 12VDC
Voltage - Load:	0V ~ 60V
Load Current:	600mA
On-State Resistance (Max):	1.1 Ohms
Termination Style:	PC Pin
Package / Case:	8-SIP, 4 Leads
Supplier Device Package:	4-SIP

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CPC1218Y Application Field and Working Principle

Solid State Relays (SSRs) are devices that allow for the switching of an electrical current with the use of semiconductor materials instead of traditional mechanical components. The CPC1218Y is an example of such a device and is part of the CPC series of SSRs. This article will discuss the application field and working principle of the CPC1218Y SSR.

Application Field

The CPC1218Y SSR is primarily used in industrial and commercial applications. It has a wide range of output power capabilities, which make it suitable for a wide variety of applications. The CPC1218Y is most commonly used in the following applications:

• Motor control;
• Power switching;
• Lighting control; and
• Temperature control.

The CPC1218Y is also well suited for use in medical and scientific equipment, as well as electronics and telecoms industries.

Working Principle

As stated previously, the CPC1218Y SSR is a semiconductor switching device. It is composed of a transistor, a photo transistor, and an optically coupled isolator. The principle of operation is relatively simple. When a voltage is applied across the input terminals of the CPC1218Y SSR, the transistor is activated, and the photo transistor is illuminated. This causes the optically coupled isolator to activate, which in turn switches on the output circuit. When the voltage is removed from the input terminals, the transistor deactivates, and the illumination of the phototransistor is no longer sufficient to activate the optically coupled isolator. This disconnects the output circuit, thus switching off the load. The main advantage of the CPC1218Y SSR over traditional mechanical relays is its high switching speed. It is also highly reliable, making it suitable for use in automation systems and other equipment that requires long-term uninterrupted operation.

Conclusion

The CPC1218Y SSR is a solid state switching device that is suitable for a wide range of applications, including motor control, power switching, lighting control, and temperature control. It operates on the same principle as other SSRs, relying on the activation of a transistor, a photo transistor, and an optically coupled isolator to switch an electrical current on or off. The main advantage of the CPC1218Y SSR is its high switching speed, which makes it suitable for automated applications.

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