RHOMBUS-IND T-1281

ADSL U-Interface Transformer
Turns Ratio ( + 3 % )
1:1:1:1
Schematic Diagram
PARAMETER
MIN.
MAX.
UNITS
Primary Inductance1 (Chip Side)
Pins 1-5 with 2 & 4 shorted.
396
484
µH
10
1
15
µH
7
Line Side
9
4
Chip Side
2
Primary DC Resistance
Pins 1-2 or 4-5
0.16
ohms
6
5
Secondary DC Resistance
Pins 6-9, or 7-10
1.20
ohms
Leakage Inductance 2
Pins 1-5 with 2 & 4 shorted.
Secondary Shorted
Isolation (Hi-Pot)
2500
VRMS
1. Tested @ 10kHz & 100 mVRMS
2. Tested @ 100kHz & 100 mVRMS
Physical
Dimensions
Notch Indicates Pin #1
inches (mm)
RHOMBUS P/N: T-1281
CUST P/N:
DATE: 09/18/99
Rhombus
Industries Inc.
Transformers & Magnetic Products
NAME:
SHEET:
1 of 1
15801 Chemical Lane, Huntington Beach, CA 92649
Phone: (714) 898-0960
FAX: (714) 896-0971
www.rhombus-ind.com