KTA1550 & KTA1552 Active EMI & ESD Suppressors Kinetic Technologies KTA1550 and KTA1552 Active EMI and ESD Suppressors are single-chip, highly integrated CMOS solutions for Common Mode (CM) noise suppression and transient voltage protection in Ethernet applications. The KTA1550 and KTA1552 deliver system-level Electrostatic Discharge (ESD) protection and Electromagnetic Interference (EMI) suppression in Ethernet products, enabling an easier path to system Electromagnetic Compatibility (EMC) Compliance.