LH1550AT1

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) are becoming increasingly popular in the industrial, medical, consumer, and other industrial relay applications. Their non-contact, low voltage control, and durability make them ideal for various applications. The LH1550AT1 is one such SSR with a wide range of field applications and working principles.

The LH1550AT1 is a four-wire SSR providing high switching performance for small signals. It is designed to work with a broad spectrum of voltages from 5V to 500VAC, and a wide range of load powers from 1A to 10A. An external power source is required for the operation of the SSR. It is applicable for both AC and DC signals and has a contact resistance of typically 0.1Ω. This low contact resistance ensures a very low voltage drop in the circuit even at high current passes.

The LH1550AT1 has four distinct operation modes: momentary output, latching output, gate-operated output, and switched output. In the momentary output mode, the SSR provides a very quick and robust response, activating the necessary relays in less than a second. In the latching output mode, an initial pulse triggers the SSR relay, and then the output remains latched until the moment a reset pulse is applied to it. This way, the user can easily open or close the output relay without having to continually control the input signal. The gate-operated output mode allows for the achievement of a warm switch on/off, ensuring a smooth and comfortable transition at the output side. Finally, in the switched output mode, an independent controlled signal triggers the switching operation of the output relay.

The LH1550AT1 SSR is able to support control in various applications, including lighting, home appliances, office equipment, industrial machines, etc. It is able to provide a perfect and stable switching control solution for controlling TMCC-Lite and other communication enabled devices. In addition, with its high switching frequency and low resistance, it provides superior noise reduction performance in various applications. It is also capable of operating with sophisticated logic circuits, allowing for very precise control of various connectors.

The LH1550AT1 solid state relay provides superior performance compared to conventional electromechanical relays. It utilizes an advanced FET (Field Effect Transistor) technology, which eliminates the need for a physical contact between the relay and output device. This reduces contact wear, improves the life of the system, and ensures a safe and reliable relay operation.

The working principle of the LH1550AT1 SSR readily involves two inputs - one to control the SSR (IN), and one supplying a current/voltage to the external load (OUT). When the input (IN) is activated, the SSR switches on temporary, connecting the output (OUT) to the input. This signals the external load to be energized or de-energized depending on the initial state.

Overall, the LH1550AT1 solid state relay is ideal for applications where a high switching performance and noise reduction is required. It has a wide range of field applications and working principles, and can be used to control different types of loads, ranging from appliances to sophisticated logic circuits. Its non-contact switch helps to enhance system safety and extend the life of the system, making it an ideal choice for industrial, consumer and medical applications.

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