LH1525ACDTR

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

Introduction to Solid State Relays

Solid state relays (SSR) are a form of switch, often used to replace traditional electromechanical relays. As the name suggests, they work as traditional relays do in low voltage and hazard-prone conditions using solid-state components, rather than the traditional mechanical contacts. This fact makes them more reliable, and also eliminates the need for cumbersome wiring and frequent maintenance.

Solid state relays have several advantages over traditional electromechanical relays. They are less expensive, require less energy to operate, and can be miniaturized. Another benefit is that they are free of moving parts and electrical noise. As a result, SSRs often last longer and provide better contacts reliability.

The LH1525ACDTR is a low power, low voltage, single phase solid state relay (SSR) designed for compact and small size applications. It adopts an optimized MOSFET process for its electrode to provide quick response, low power consumption, and an operating voltage of 15 V–25 V DC. It is suitable for applications such as instrument interfacing, cooling fan control, and regulated voltage control.

The LH1525ACDTR SSR is composed of an input module, a controller, and an output module. The input module comprises a triac and a diode. When AC power is applied, the triac switches on and off with the help of the diode. The controller is responsible for controlling the timing and duration of the switching. The output module comprises a capacitor, a resistor, and a MOSFET, all of which performs the actual switching. The capacitor provides isolation between the input and output. The resistor provides a discharge path when the AC power is removed.

In operation, the triac can be switched off by briefly shunting its gate with a low current DC signal. The MOSFET can then be switched on, which causes current to flow through the load. The MOSFET will remain on until the DC input signal is removed, at which point the triac will switch back on and the cycle will repeat. The SSR can be used to control any AC voltage, from small household appliances to high-voltage motors.

The LH1525ACDTR SSR also features protection against transient voltage surge, low thermal resistance, wide frequency response, and a wide operating temperature range of -20℃ to +70℃.

Conclusion

The LH1525ACDTR is an ideal choice for a reliable, cost-effective, and low-voltage single-phase solid state relay. Its optimized MOSFET process allows it to provide quick response and low power consumption, with a wide frequency and operating temperature range. Moreover, it is designed for compact and small size applications, making it suitable for any AC voltage control. With its features, reliability, and cost savings, the LH1525ACDTR is a great choice for applications such as volatile voltage control, cooling fan control, instrument interfacing, and more.

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