AQA621VL

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Solid State Relays

A solid state relay (SSR) is an electronic switch that is used to switch high power alternating current (AC) loads with a solid state circuit. It is mainly used to connect and disconnect a load from a power source. The applications of SSRs have grown vastly, due to their low power consumption, wide frequency range, silent operations, low cost, and compatibility with microcontrollers.

The AQA621VL is a type of SSR that is widely used in applications such as lighting control, heating and cooling, biomedical equipment, process control, motor control, and safety circuits. It is a single-pole throw (SPST), normally open type of solid state relay.

The AQA621VL operates in the 4 to 32 V range, with a DC current load of 0.5 amps. It can control current up to 28 amps and is suitable for loads up to 600 VAC. The device has an off-state leakage of less than 0.9 mA and an on-state voltage drop of less than 1.2V.

The working principle of the AQA621VL is based on the use of a MOSFET transistor to switch the current flow. When the switching voltage is applied to the input, the MOSFET transistor opens, which allows current to flow through the output. Since there are no moving parts, the SSR does not suffer from physical wear and tear, which in turn results in a longer lifetime. Moreover, the AQA621VL is also designed to provide protection against overload, short circuit, and reverse polarity.

In conclusion, the AQA621VL is a popular type of solid state relay that is used in a wide variety of applications. It uses a MOSFET transistor to switch the current flow, and is designed to provide protection against overloads, short circuits, and reverse polarity. It operates in the 4 to 32 V range, with a DC current load of 0.5 amps and is suitable for loads up to 600 VAC.

The specific data is subject to PDF, and the above content is for reference