Ethernet ESD Protection Solution Products Objective Compliance Ethernet interfaces are 2 V digital signals IEC 61000-4-2 Level 4 (8 kV / 15 kV) operating on a 125 MHz clock. This solution provides ESD protection commonly required in indoor, short-cable applications Other PortNote® solutions: where ESD is the primary threat. • Ethernet - Power Contact and Surge Protection • Ethernet - 10/100 Power over Ethernet (PoE) Alternate Recommendations CDSOT236-0504C Solution 2 TVS Diode Arrays: CDSOT236-0504C Benefit This solution provides ESD protection without impairing the Ethernet signal. +A -A Companion Products CDSOT236-0504C PT61020EL Quad Transformer Gigabit Ethernet Transceiver RJ-45 Connector +B -B PT61020EL Quad Transformer +C -C Design Kit +D -D PN-DESIGNKIT-1 CDSOT236-0504C The schematic above illustrates the application protection and does not constitute the complete circuit design. Customers should verify actual device performance in their specific applications. Americas: Tel +1-951 781-5500 Fax +1-951 781-5700 Europe: Tel +41-(0)41 768 55 55 Asia-Pacific: Tel +886-2 256 241 17 Fax +41-(0)41 768 55 10 Fax +886-2 256 241 16 COPYRIGHT© 2011 • BOURNS, INC. • 8/11 • e/CPK1132 • “PortNote” is a registered service mark of Bourns, Inc. “Bourns” is a registered trademark of Bourns, Inc. in the U.S. and other countries. Bourns® PortNote® solutions provide protection recommendations for typical port threats. For more information, go to: www.bourns.com or email: [email protected]