HA4850E

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, or SSRs, are electronic devices used to quickly switch current to a load. They have no moving parts, eliminating the problems associated with mechanical relays such as stuck contacts, burning of contacts, and associated wear and tear. Instead of relying on a physical relay to switch overall electrical current, an SSR creates an insulated impulse via its optocoupler. The insulated impulse is then used to drive a switching mechanism to turn the load ON or OFF.

The HA4850E is a DC-Output SSR that utilizes a powerful multi-layered monolithic silicon structure to provide superior electrical insulation. The HA4850E is rated to switch DC loads from 0-48V and 0-15A, with a total power rating of 25W. It is an ideal choice for use in applications where noise immunity is of utmost importance, such as in public address (PA) systems. It features input-to-output insulation of 1500V, which greatly reduces the risk of system noise or interference.

The HA4850E operates in two modes: latching and non-latching. In latching mode, the output state is determined by the presence or absence of a holding current and can only be changed by toggling the input state. In non-latching mode, the output state is determined by the presence or absence of a logic signal, which allows for more flexibility in use. The HA4850E also features an enable pin, which when pulled low will disable all outputs, regardless of the input state.

The internal circuitry of the HA4850E consists of an LED optocoupler driving an insulated gate bipolar transistor (IGBT). The optocoupler consists of an infrared LED that emits light when a control voltage is applied, triggering the IGBT to switch the output. The IGBT is highly insulated and is capable of switching high current and high voltages safely. This makes the HA4850E ideal for use in systems that require high current, high reliability, and noise immunity.

The HA4850E is a highly efficient and reliable solid state relay that can be used in a wide range of applications. It is well suited for use in industrial automation, home automation, and PA systems. Its superior switching capability and noise immunity make it an excellent choice for applications requiring fast switching and noise control. Its compact size and low-power consumption also make it an attractive option for use in portable and battery-operated devices.

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