13227

U Interface Transformer (2B1Q Coding Applications)
Designed for use with Mitel MT 8910
Turns Ratio ( + 3 % ) (Line : Chip)
PARAMETER
MIN.
MAX.
UNITS
13.63
15.37
mH
Primary DC Resistance
3.0
ohms
Secondary DC Resistance
2.0
ohms
Primary Inductance (Line Side) 1
Flammability: Materials used in
the production of these units
meet requirements of UL94-VO
and IEC 695-2-2 needle flame
test.
1.65 : 1
Pins 7 to 5 with 8 & 6 shorted.
Isolation (Hi-Pot)
2000
DC Bias
Schematic
2
VRMS
80
5
8
Chip
Side
6
mA
Return Loss 10KHz & 25 KHz
20
dB
Longitudinal Balance
(281 Hz to 40 kHz)
55
dB
11
Line
Side
7
NOTE:
1. Tested @10 kHz / 700 mV, on Line Side
Operating Temp. Range -400C to +850C
Physical Dimensions
inches (mm)
Primary is Line Side (Pins 5,8,6,7)
Secondary is Chip Side (Pins 2,11)
Surge Voltage Capability
Metallic Voltage: 800 V peak, 10/560 µS
Longitudinal Voltage: 2400 V peak, 10/700 µS
RM-8 Package
RHOMBUS P/N: T-13227
CUST P/N:
DATE: 7/2/96
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