AQV215A Relays

Series:	PhotoMOS™ AQV
Packaging:	Tube
Part Status:	Active
Mounting Type:	Surface Mount
Circuit:	SPST-NO (1 Form A)
Output Type:	AC, DC
Voltage - Input:	1.14VDC
Voltage - Load:	0V ~ 100V
Load Current:	320mA
On-State Resistance (Max):	4 Ohms
Termination Style:	Gull Wing
Package / Case:	6-SMD (0.300", 7.62mm)
Supplier Device Package:	6-SMD

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The AQV215A is a type of solid state relay (SSR) used to switch AC or DC voltage input signals. It works by opening and closing an electrical circuit by the application of an alternating voltage, making it different from a mechanical relay which switches a current only when a contact is made. The AQV215A is considered a single-pole single-contact (SPST) solid state relay, meaning its switching operation only involves one electrical switching contact. In terms of its application field, the AQV215A is most commonly used in industry for switching low power electronic loads such as motors, lighting, pumps, fans, compressors and other motor controls. It can also be used in home automation and general purpose switching applications, including gardens, garages, and anything else requiring a low power AC or DC signal. The working principle of the AQV215A is fairly simple. It consists of two main components: the power MOSFET and the integrated control circuit. The MOSFET, as the switching element, turns on and off the solid state relay through a DC voltage signal input. The integrated circuit contains several components such as diodes, a capacitor, a potentiometer and a transistor. This circuit provides the necessary control over voltage and current to ensure the MOSFET functions correctly. When a voltage is applied to the AC or DC input terminals of the AQV215A, the voltage is adjusted by the integrated circuit and this is then sent to the MOSFET, turning it on or off, depending on the particular application.Since the AQV215A is a solid state relay, it does not suffer from the same physical wear and tear that a mechanical relay would when constantly switching high power loads. The lack of moving parts also contributes to its low power consumption, which is a huge benefit for applications involving battery power. The AQV215A is designed to be extremely durable and reliable, with an expected lifetime of over one million switching cycles. Overall, the AQV215A has many advantages to offer over a mechanical relay due to its low power, durability and reliability. Because of its versatility, it can be used in a wide variety of applications, from industry to home automation, to general purpose switching. Upon proper usage, the AQV215A should provide a long and worry-free lifetime.

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