Features
■ Fully encapsulated
■ Low profile
Applications
■ Line matching
■ Fax modem
B1
1001-
-
■ High dielectric strength
■ Ten models available
■ Ex stock
NP
-
LM
■ Competitively priced
■ RoHS compliant*
LM-NP/-LP 1000 Series - Line Matching Transformers
Note
Product Dimensions
The LM-NP/-LP-1000 Series Line
Matching Transformers meet the return
2.5
(.100)
WHITE MARK
4
3 2 1
loss specifications of BS 6305.
It is important, however, to use the
circuit recommended by BS 6305 for
+
+
12.7 0.15
17.7 0.2
+
+
(.500 .006)
(.700 .008)
return loss measurements.
5
6 7 8
The LM-NP-1000 Series are EN 41003
approved.
2.5
(.100)
0.6
(.023)
+
+
17.7 0.2
(.700 .008)
DIA
How To Order
LM-LP SERIES
and LM-NP-1001-B1
10.5 + 0.2
LM-xP-100x0xx L
LM-NP SERIES
12.6 + 0.2
(.496 + .008)
Model
(.413 + .008)
Termination
L = Tin only (RoHS Compliant)
3.2 0.8
(.126 .031)
3.0
(.118)
3.0
(.118)
5.04
(.200)
*
*
*
5.04
(.200)
*:pitch = 1/10 " = 2.54 (.100) (for number of pins see pin assignment)
MM
DIMENSIONS:
(INCHES)
Pin Assignment and Winding Configurations (Bottom View)
LM-NP-1001-B1L
LM-LP-1001L
LM-NP-1002L
LM-LP-1002L
LM-NP-1003L
LM-LP-1003L
LM-NP-1004L
LM-LP-1004L
LM-NP-1005L
LM-LP-1005L
one-winding
center-tapped*
one winding
split*
both windings
center-tapped
both windings
split
* Due to the unique design and the most advanced manufacturing techniques the 2 coils are fully identical, meaning there is no real
primary nor secondary winding. Depending on the application, the transformers can be used either way.
*RoHS Directive 2002/95/EC Jan 27, 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications