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© 2017 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 03/03/17
Surface Mount Fuses
159 Fuse and Clip Series
159 Series Telelink
®
Fuse and Clip Assembly
Description
Agency Approvals
Electrical Characteristics for Series
Features
RoHS
% of Ampere
Rating
Opening Time
100% 4 hours, Minimum
250%
1 sec., Minimum
120 secs., Maximum
AGENCY AGENCY FILE NUMBER AMPERE RANGE
E14721 0.5A, 1.25A, 2.0A
The 159 Series product is a metal fuse clip with pre-
installed Littelfuse 461 Series TeleLink
®
fuse. This fuse
and clip combination can be automatically installed in PC
Boards in one efficient manufacturing operation. It permits
quick and easy fuse replacement without exposing the PC
Board and other components to risks of rework solder heat
as required with direct surface mount fuses.
It meets UL 60950 power cross requirements and is
designed to allow compliance with Telcordia GR-1089-
CORE and TIA-968-A Surge Specifications. The product
provides coordinated protection with Littelfuse SIDACtor
®
protection thyristors without series resistors.
Applications
• Offer low profile
easily-replaceable fuse
alternative compatible
with automated
PCB surface mount
equipment
• Come supplied with
surge resistant Littelfuse
461 series TeleLink
®
Slo-
Blo
®
fuse
• Fuse designed to allow
compliance with Telcordia
GR-1089-CORE and TIA-
968-A (formerly FCC Part
68) Surge Specifications
• Provide coordinated
protection with Littelfuse
SIDACtor
®
protection
thyristor devices and
GDTs, without series
resistors
• RoHS compliant and
Halogen Free
• Clip fully compatible
with RoHS/lead-free
solder alloys and higher
temperature profiles
associated with lead-free
assembly
• Available in ratings of
0.5-2.0 Amperes
• Telecom equipment (POTS) applications such as
modems, answering machines, telephones, fax
machines, and security systems
• Network equipment, such as:
- SLIC interface portion of Fiber to the Curb (FTTC) and
Fiber to the Premises (FTTP)
- Non-Fiber SLIC interface for Central Office (CO)
locations and Remote Terminals (RT)
- xDSL applications such as ADSL, ADSL2+, VDSL, and
VDSL2+
- Ethernet 10/100/1000BaseT
- ISDN “U” interface
- Baystation T1/E1/J1, T3 (DS3) trunk cards
Specifications are subject to change without notice. Application testing is strongly recommended.
Additional Information
Datasheet
Samples
Resources