CO and DPU Side Protection
Solution Products
Objective
G.Fast provides fast data transmission over
a twisted pair of copper wire. This solution
protects CO and DPU side ports against surge
and power contact.
TISP4G024L1W
G.Fast
Compliance*
ITU-T K.20 and K.45 Enhanced
Alternate Recommendations
Solution
1 Thyristor Surge Protector (TISP):
TISP4G024L1W
1 Gas Discharge Tube (GDT) Surge Arrestor:
2026-42-C2LF
1 Transformer:
SM51430EL
Various G.Fast protection solutions are available
depending on specific design constraints; contact
your local Bourns technical representative for
more information.
Benefit
This solution provides protection on the driver
side without impairing the G.Fast signal.
2026-42-C2LF
50
SM51430EL
TISP4G024L1W
+V
2026-42-C2LF
–V
100 nF
27 nF
50
SM51430EL
*The Bourns® model TISP4G024L1W Thyristor Surge Protector and model 2026-42-C2LF Gas Discharge Tube and model
SM51430EL in conjunction help to ensure an application’s compliance to ITU-T K.20 and K.45 Enhanced. These components
can withstand 10/700 μs surges as described in ITU-T K.20 Basic and K.45 Enhanced recommendation.
To order samples, click on the
“Request Sample” button.
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:
Email
eurocus@bourns.com
Email
americus@bourns.com
Tel
+1-951 781-5500
Bourns® PortNote® solutions provide protection
recommendations for typical port threats.
For more information, go to:
EMEA:
Tel
+36 88 520 390
Asia-Pacific:
Tel
+886-2 256 241 17
Email
asiacus@bourns.com
COPYRIGHT© 2018 • BOURNS, INC. • 3/18 • e/K1820 • “PortNote” is a registered service mark of Bourns, Inc.
“Bourns” is a registered trademark of Bourns, Inc. in the U.S. and other countries.
www.bourns.com
or email: protection@bourns.com
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