TISP9110LDMR-S_11 Datasheet, PDF (1/1 Pages) Bourns Electronic Solutions – SLIC Protection

Solution Products
TISP9110LDMR-S
CMF-SDP50A-2
SLIC Protection
ITU-T Solution
Objective
The SLIC (Subscriber Line
Interface Circuit) provides all
the BORSCHT functions such as
battery, ringing and supervision
between the codec and telephone
handset. This PortNote® solution
protects SLIC interfaces against
surge and power contact threats.
Compliance
ITU-T Basic for K.20, K.21, K.45
Alternate Recommendations
Other PortNote® Solutions:
• Negative Battery Voltage SLIC Protection - ITU-T Solution
• Negative Battery Voltage SLIC Protection -
GR-1089-CORE Intra-building Solution
• SLIC Protection - GR-1089-CORE Intra-building Solution
Solution
1 Thyristor: TISP9110LDMR-S
1 PTC: CMF-SDP50A-2
Benefit
This solution provides a high level of protection in
dual voltage ringing SLICs.
+V_BAT
220 nF
TISP9110LDMR-S
CMF-SDP50A-2
SLIC
RJ11
Design Kit
PN-DESIGNKIT-39
220 nF
-V_BAT
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.
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COPYRIGHT© 2011 • BOURNS, INC. • 08/11 • e/CPK1128 • “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: [e-mail]