B1250T
B1250T
2020-42T-C2FLF
TBU-CA085-500-WH
TBU-CA085-500-WH
Filter
SLIC
VDSL
e schematic above illustrates the application protection and does not constitute the complete
circuit design. Customers should verify actual device performance in their specic applications.
TBU-CA085-500-WH
B1250T
2020-42T-C2FLF
COPYRIGHT© 2012 • BOURNS, INC. • 10/12 • e/CPK1236 • “PortNote” is a registered service mark of Bourns, Inc.
“Telefuse” is a trademark of Bourns, Inc. “Bourns” and “TBU” are registered trademarks of Bourns, Inc. in the U.S. and other countries.
Solution Products
VDSL Over POTS
ITU-T & GR-1089-CORE Solution
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
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
ITU-T K.20, K.45, K.21 (Enhanced)
6 kV 10/700 µs Lightning Surge
600 Vrms Power Induction
230 Vrms Power Contact
GR-1089-CORE Issue 6
Alternate Recommendations
Variations of this circuit are available depending on
specic design constraints; contact your local Bourns
technical representative for more information.
Benefit
is solution provides protection to the voice and data
circuits without impairing the VDSL 30 MHz signal.
Objective
VDSL circuits are sometimes combined
with Plain Old Telephone Service (POTS)
circuits. is solution protects those
communication ports against surge and
power contact threats.
Solution
2 TBU® High-Speed Protectors:
TBU-CA085-500-WH
1 GDT: 2020-42T-C2FLF
2 Telefuse™ Telecom Fuses: B1250T
PN-DESIGNKIT-43
Design Kit
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Bourns:
PN-DESIGNKIT-43