PS7122L-1A

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 (SSRs) have been transforming the electrical industry for many years, and the PS7122L-1A SSR is no exception. It is a reliable, precise, and efficient switching device for applications up to 25 Amps. The PS7122L-1A is a compact three-terminal hybrid device, containing a MOSFET output and optically isolated and regulated inputs. With the purpose of controlling large load current, the device can switch high currents up to 25 amperes.

The PS7122L-1A application field is very broad and it can be used in many applications. In industrial automation, the PS7122L-1A is used for motor control, heating control, lighting control, semiconductor processing, and other process control. It can also be used in home appliances such as refrigerators, washing machines, microwave ovens, dishwashers, and air conditioners. Moreover, the device is also used in automotive and telecommunication applications, such as engine control and transceiver communication.

The PS7122L-1A SSR serves as both an input signal interface and as a current switch. It acts as an interface between the low-current signaling system and the higher current load circuit or system. It is equipped with a built-in zero crossing detector. When used in zero crossing operation, the PS7122L-1A SSR ensures zero transient surge to the load and minimum EMI (electromagnetic interference) radiation.

The working principle of the PS7122L-1A is based on its three terminal optically isolated circuitry. The input receives the control signal and amplifies it, providing a current source. This is then passed through an opto-isolator and gives signals to the SSR\'s control section. The output is generated using a MOSFET (metal-oxide-semiconductor field-effect transistor). The MOSFET is then connected to the input signal, the load, and the gate terminal of the FET, and the power source. The FET conducts when the gate terminal has a positive potential with respect to the source, and the load current flows through the controlled output. The SSR then turns the load on/off according to the signal it receives from the input signal.

The features of the PS7122L-1A SSR are similar to other SSRs. It has a high off-state voltage and is equipped with a wide input voltage range. With the optically isolated input circuit, it offers a high degree of electrical insulation. In addition, it has EMI immunity, fast response time, resistor current limiting, and the ability to be used in parallel switching. Its over-current protection devices make it safe to use in circuits with high power loads. Moreover, the SSR is protected against short-circuit and over-temperature conditions, ensuring safe operation.

The PS7122L-1A SSR offers a great solution for many industrial automation and home appliance applications. Its ability to switch high currents with reliability and precision makes it a valuable device for controlling high current loads. Its optically isolated input circuitry ensures a high degree of electrical insulation and EMI immunity, while its robust design ensures safe operation in high powered circuits. The PS7122L-1A is an excellent choice for controlling large loads in industrial and automotive applications.

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