Digital Audio
Data Transmission Transformers
Electrical Specifications at 25OC "T6" Package P/N Parameter SMD Package P/N Turns Ratio Inductance Leakage Inductance Rise Time DC Resistance Isolation (HI-POT) ET Product Common Mode Rejection (1) Return Loss 100Hz to 100kHz 100 kHz & 0.1VRMS 100 kHz & 0.1VRMS T-10247 (2) T-10347 1:1 + 5% 2.5 + 20% 0.5 max. 25 max. 0.7 max. 2000 min. 20 70 min. 15 min. -40 to +85
0 0
T-10247 & T10347 SCHEMATIC PRI. 2 SEC. 4
5 3 1
T-10252 & T-10352 SCHEMATIC PRI. SEC.
6 4 2
1 T-10252 (3) T-10352 1CT:1CT + 5% 5.0 + 30% 1.2 max. 25 max. 1.0 max. 2000 min. 25 70 typ. 15 typ. 0 to +70
0 0
3
Units
These Transformers provide excellent DC isolation and common mode noise rejection Designed to improve and maintain the balance of the transmitter and receiver circuitry. Designed for low cost. High voltage isolation Available in Surface Mount Versions Custom Designs and Variations of these transformers available
mH µH nS Ω VRMS VµS dB dB
0
Operating Temperature Range 1. @ 1MHz in 100Ω System
C
2. T-10247: For Use with Crystal Semiconductor's
integrated circuits CS8401, CS8402. For Surface Mount Version Order Part Number T-10347
3. T-10252: For Use with Echelon Neuron integrated circuits 3120
Flammability: Materials used in the production of these units meet requirements of UL94-VO & IEC 695-2-2 needle flame test.
and 3150 Chips produced by Motorola and Toshiba. For Surface Mount Version Order Part Number T-10352
Parts shipped in anti-static tubes. 50 pieces per tube
Physical Dimensions in inches (mm) (Unused Pins Omitted)
"T6" Package T-10247 & T-10252
.350 (8.89)
MAX.
Surface Mount Package T-10347& T-10352
.500 (12.70)
MAX.
Tape & Reel Available
.410 (10.41) M AX. .260 (6.60) .410 (10.41)
MAX.
.250 (6.35)
MAX.
.080 (2.03) .340 (8.64) .400 (10.16)
.020 (0.51)
TYP.
MAX. .300
.120 (3.05)
MIN.
(7.62)
MAX.
.100 (2.54)
TYP.
.020 DIA. (0.51)
TYP.
.100 (2.54)
TYP.
.010 (0.25)
TYP.
.040 (1.02)
TYP.
.510 (12.95) .480 (12.19)
For Complete Details including PDF Catalogs & Data Sheets on this and other product families visit
www.rhombus-ind.com
Specifications subject to change without notice.
For other values & Custom Designs, contact factory.
DIGAUDIO - 2/98
Rhombus Industries Inc.
34
15801 Chemical Lane, Huntington Beach, CA 92649-1595 Tel: (714) 898-0960 • Fax: (714) 896-0971
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