Rhombus
Transformers & Magnetic Products
Industries Inc.
15801 Chemical Lane, Huntington Beach, CA 92649
Phone: (714) 898-0960
FAX: (714) 896-0971
05/26/99
www.rhombus-ind.com
9
7
1
4
2
5
Schematic Diagram
Physical
Dimensions
inches (mm)
Transformer P/N T-1050
Designed for HDSL applications
Compatible with Brooktree
BT8970 and BT8973, at 1168 kbps
Materials used in construction of
this component meet or exceed
UL Class B and can be operated up to 130
o
C.
A Surface Mount version of this
transformer is available.
Notch on bobbin indicates
Terminal #1
Parameter Min. Typ. Max. Units
Inductance pins (1-5), Shorted 2,4 1.8 2.0 2.2 mH
Leakage Induc t ance 87 95 µH
Interwindi ng Capac i tance 32 40 pF
DC Resistance pins (1-5) 3.1 3.41 Ω
Shorted 2-4
DC Resistance pins (9-7) 1.8 1.9 Ω
Hi-Pot Pins (1,5) to (9, 7) 2000 V
RMS
D.C. Current , pins (1-5), Shorted 2, 4 250 mA
TURNS RAT I O PRI : SEC (+
2%) 2CT : 1