PS7141L-1B-E3-A

Series:	PS, OCMOS
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Mounting Type:	Surface Mount
Circuit:	SPST-NC (1 Form B)
Output Type:	AC, DC
Voltage - Input:	1.2VDC
Voltage - Load:	0V ~ 400V
Load Current:	150mA
On-State Resistance (Max):	30 Ohms
Termination Style:	Gull Wing
Package / Case:	6-SMD (0.300", 7.62mm)
Supplier Device Package:	6-DIP Gull Wing

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Introduction

Solid State Relays (SSRs) are an electronic switching device that controls the movement of electricity within an electrical system. Unlike their mechanical counterparts, SSRs are typically silent and more reliable. PS7141L-1B-E3-A is a type of SSR that can provide a reliable and efficient switching solution for many applications.

Application field

PS7141L-1B-E3-A is a type of SSR designed for industrial applications. It is suitable for high-power loads, such as pumps, motors, and machines, due to its efficient and reliable switching capability. It can also be used in lighting control applications to provide efficient and reliable switching, and is suitable for controlling incandescent, halogen, LED and other types of light sources. In addition, this type of SSR can also be used in low voltage AC and DC applications, such as temperature and pressure control. Its wide operating temperature range ensures reliable operation even in extreme conditions.

Working Principle

The PS7141L-1B-E3-A is a zero-cross-over type SSR, meaning that it turns on and off at zero current. This is achieved by using a light-triggered thyristor (LTT) as a combination of trigger and output switch. The light-triggered thyristor is composed of a light sensitive gate region, which is triggered by a light signal generated by a Zero-Cross Detector. When the power supply is turned on, the Zero-Cross Detector generates a light signal which triggers the light-triggered thyristor, and the load is then turned on. When the power supply is turned off, the Zero-Cross Detector stops generating the light signal, and the thyristor is turned off as well, thus turning off the load.

Advantages

The PS7141L-1B-E3-A has several advantages over traditional mechanical and electromechanical relays. It has a low impedance contact, providing a higher current intensity, and is also able to handle high power loads, up to 16A. The low contact resistance ensures efficient switching with minimal power losses. In addition, the SSR is more reliable and silent compared to mechanical relays. It has a wide operating temperature range, and the switching time is very short, typically around 2-5 milliseconds.

Conclusion

In summary, the PS7141L-1B-E3-A is an effective and reliable Solid State Relay (SSR) designed for controlling high power loads in industrial applications. It provides a low contact resistance and wide operating temperature range, and is able to switch both AC and DC power sources quickly and efficiently. It is suitable for controlling loads such as pumps, motors, lights, and is silent and reliable compared to mechanical relays.

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