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