DIGITAL AUDIO
Data Transmission Transformer
1CT :1CT
Turns Ratio ( + 5% )
Flammability: Materials used in
the production of these units
meet requirements of UL94-VO
and IEC 695-2-2 needle flame
test.
PARAMETER
MIN.
TYP.
MAX.
6.5
UNITS
mHy
ohms
ohms
KVRMS
µH
Open Circuit Inductance
Primary DC Resistance
Secondary DC Resistance
Isolation (HI-POT)
LeakageInductance
Rise Time
3.5
5
1.0
Temperature Characteristics:
-40o C 3.5 mH min. (40% drop in
inductance)
+85o C 5.75 mH min. (15% growth
in inductance)
1.0
2.0
25
1.2
25
Typical part:
nS
5 mH @ +25o C
5.75 mH @ +85o C
ET Product
VµS
dB
3.5 mH @ -40o C
Common Mode Rejection (1)
Return Loss
70
15
For Use with Echelon Neuron integrated
circuits 3120 and 3150 Chips produced by
Motorola and Toshiba. For Surface Mount
Version Order Part Number T-10352
dB
TEST CONDITIONS:
Oscillation Voltage = 100mV
Oscillation Frequency = 100.0 KHz
Inductance measured on Primary winding. Pins 1-5
1.. @ 1MHZ in 100Ω system.
These Transformers provide excellent DC
isolation and common mode noise rejection
Parts shipped in anti-static
tubes. 50 pieces per tube
Designed to improve and maintain the balance
of the transmitter and receiver circuitry.
All dimensions in inches (mm):
Designed for low cost.
High voltage isolation
.350
(8.89)
MAX.
.500
(12.70)
MAX.
Available in Surface Mount Versions
Custom Designs and Variations
of these transformers available
.250
(6.35)
MAX.
.080
(2.03)
SCHEMATIC DIAGRAM:
Top view
.120
(3.04)
MIN.
.340
(8.64)
.400
(10.16)
6
4
2
5
3
1
.020 DIA.
(2.54) (0.51)
.100
Pri.
Sec.
TYP.
TYP.
RHOMBUS P/N: T-10252
CUST P/N:
NAME:
SHEET:
11/12/99
DATE:
1 OF 1
15801 Che m ic a l La ne , Hunting ton Be a c h, CA 92649
Phone : (714) 898-0960
Rh om bu s
In du st ries In c.
FAX: (714) 896-0971
Tra nsfo rm e rs & Ma g ne tic Pro d uc ts
www.rhombus-ind.com