LTV-8141S-TA1

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

Optoisolators are devices that are designed to transfer electrical signals without the need for physical contact. These devices are widely used in the industrial, medical, automotive and electronic markets. By using an optoisolator, a signal from one device can be electrically isolated from the other, reducing noise and providing superior signal integrity. This article will discuss the application field and working principle of the LTV-8141S-TA1 optoisolator.

The LTV-8141S-TA1 is a low-cost, low-power photovoltaic output optoisolator with a 0.5 to 4.7 Volt output voltage. It is designed for applications where signal isolation is desired and is available in a variety of package styles with an integrated Schmitt Trigger input to ensure consistent operation at input voltages as low as 1.2V.

The LTV-8141S-TA1 is well suited for applications such as driving an integrated fan speed control, controlling solenoid valves or reading analog signals where isolation between circuits is critical. It also provides protection from voltage transients and industrial noise. Additionally, it can be used for motor and speed applications, as well as for signal transmission between an Arduino and other microcontroller-based systems.

In terms of its working principle, the LTV-8141S-TA1 operates in two stages. During the first stage, photo current is generated from near-infrared light rays emitted from an LED in an IR package, which is then amplified and is applied to a light-triggered switch. The light-triggered switch essentially acts as a gate, allowing current to flow through and charge a capacitor within the optoisolator.

In the second stage, the voltage across the capacitor is rectified by a photodiode followed by a schmitttrigger and a voltage regulator, producing a regulated logic-level voltage at the output of the optoisolator. The optoisolator also includes an integrated bleeder resistor that keeps the capacitor charged so that it is ready to act when light signals are detected. In addition, the LTV-8141S-TA1 also features an operating temperature range of -40 degrees Celsius to 85 degrees Celsius, making it suitable for use in extreme temperatures.

Overall, the LTV-8141S-TA1 is a reliable and cost-effective optoisolator that provides a highly insulated signal transmission between two circuits. Its integrated Schmitt Trigger input, low-power operation and wide operating temperature range make it an ideal solution for various applications.

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