The TPE05H3S4 is an Electrostatic Discharge (ESD) protection device manufactured by TECH PUBLIC. It is designed for protection against various types of over-voltage transients in applications such as USB ports, computers and peripherals. It is offered in a small SOT-143-4 package with an extended operating temperature range of -40°C to +125°C. This device is RoHS compliant, providing a reliable method of protecting sensitive circuits from damage caused by electrostatic discharges. The TPE05H3S4 features low capacitance and low clamping voltage, allowing the protection of sensitive data lines from transient voltage spikes. It also features minimal power loss performance, enhancing the performance and reliability of connected components.