Everlight International Corp. Isolators - Optoisolators - Transistor, Photovoltaic Output EL817(S1)(TD)

The EL817(S1)(TD) is a 4-pin DIP phototransistor photocoupler designed for applications requiring electrical isolation between circuits. It features a high isolation voltage of 5000Vrms, ensuring robust performance in environments with different potentials. The device has a current transfer ratio (CTR) ranging from 50% to 600% at a forward current of 5mA, making it suitable for various signal transmission tasks. This optoisolator operates over a wide temperature range from -55¬8C to +110¬8C, which allows for versatility in different operating conditions. It is compliant with RoHS and EU REACH regulations, and it has received multiple safety approvals, including UL, cUL, and VDE certifications. The EL817(S1)(TD) is packaged for surface mount technology (SMD) and is available in tape and reel format, facilitating automated assembly processes. Engineers may consider this product for use in programmable controllers, telecommunication equipment, and home appliances, among other applications where isolation and signal integrity are critical.