PARAMETER Turns Ratio Line Impedance Inductance (Line Side) Longitudinal Balance 40 kHz to 200 kHz Primary DC Resistance Secondary DC Resistance Frequency Response 40kHz - 300kHz Insertion Loss @ 200kHz Isolation (HI-POT) Primary DC Return Loss @ 40kHz THD (40 KHz, 14 dBm) 2 : 1 +1% 135 3.5 +6%
UNITS
T-983G
HDSL TRANSFORMER
Designed for HDSL applications
Ω mH
53 min. 2.5 Max. 1.0 Max. +0.2
dB Ω Ω dB
Compatible with Brooktree BT8960 at 416 kbps Custom versions of this transformer are available.
SCHEMATIC DIAGRAM:
0.4 1500 60 17 min. -70 Min.
dB VRMS mA dB dB
1 4 2
9
7 5
Line Side Pins 1-4 + 2-5 Device Side Pins 9-7
Physical Dimensions in inches (mm)
.522 (13.26) MAX.
.532 (13.51) MAX.
.516 (13.1) MAX.
10
.715 (18.15)
1 2 3 4 5
.100 (2.54)
.028 (0.70)
.025 (0.64)
.516 (13.1) .675 (17.15) .663 (16.85)
9 8 7 6
.100 (2.54) TYP.
Suggested Pad Layout
.050 (1.27) TYP.
.100 (2.54) TYP.
1/22/96
Rhombus Industries Inc.
Transformers & Magnetic Products
15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 FAX: (714) 896-0971
www.rhombus-ind.com
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