The ESDUEF3V3D4F is a high-performance ESD protection diode manufactured by JSCJ (JCET). Supreme Components International, an authorised distributor, offers this component to protect your circuits from electrostatic discharge. This 3.3V diode is housed in a small SOD-323 package, making it suitable for space-constrained applications. It provides robust protection for sensitive electronic devices, preventing damage from ESD strikes. The ESDUEF3V3D4F is designed to meet stringent industry standards for ESD immunity, ensuring reliable operation in harsh environments. Applications include mobile phones, tablets, and other portable devices. Trust Supreme Components International for quality components and reliable service.