ATM Interface Transformers
Electrical Specifications at 25o C Turns OCL Part Ratio Min. Number +3% ( µH ) T-15600 T-15601 T-15602 T-15603 1 :1 1 : 1.41 1:1 1 : 1.41 350 350 350 350 LL max. ( µH ) 0.4 0.4 0.5 0.5 Rise Time max. (ns) 3.0 3.0 3.0 3.0
SMD versions available on Tape & Reel
Designed for 155Mbps ATM applications over UTP-5 cable Supports 100 Base-X and Twisted Pair FDDI Supports either transmit or receive channels
Cw/w max. ( pF ) 15 15 20 20
Isolation Package (VRMS) Type 1500 1500 1500 1500 16-Pin 16-Pin SIP SIP
IEEE 802.3 Compatible Low common mode emisions Fast Rise Times
SCHEMATICS
16 15 1 8 10 9
.016 (0.41)
TYP.
.505 (12.83)
MAX.
.285 (7.24)
MAX.
T-15600 & T-15601
.205 (5.21)
MAX.
.050 (1.27)
TYP.
.015 (0.38)
TYP.
.025 (0.64)
TYP.
.010 (0.25)
TYP.
T-15600 & T-15601
.380 (9.65) .360 (9.14)
Dimensions in Inches (mm)
.800 (20.32) MAX. .200 (5.08) MAX. .275 (6.99) MAX. .030 (0.76) TYP. .020 (0.51) TYP. .100 (2.54) TYP. .120 (3.05) MIN. . .010 (0.25) TYP.
1 2 3
7 6 5
7-Pin SIP Package for T-15602 & T-15603
T-15602 & T-15603
Fibre Channel Transformers
Electrical Specifications at 25o C Turns OCL Part Ratio min. Number +3% ( µH ) T-15400 T-15401 T-15402 T-15403 1:1 1:1 1:1 1:1 7.5 60 12 18 LL max. ( µH ) 0.10 0.15 0.25 0.10 DCR max. (Ω) 0.30 0.30 0.30 0.30 Bit Rate ( Mbaud) 133 133 266 266 Isolation (VRMS) 1500 1500 1500 1500
Wide Bandwidth 75 Ω or 150 Ω Models Optimized for specific baud rates ANSI X3T9.3 Compatible (Draft Proposal) Dual package containing both transmit and receive transformers Surface Mount 50 mil 16-Pin Package
16-Pin 50 mil Package as shown above. G16-50ML
Part Number T-15400 T-15401 T-15402 T-15403
Frequency Response ( + 3 dB) 1 MHz - 266 MHz 1 MHz - 266 MHz 3 MHz - 532 MHz 3 MHz - 532 MHz
Cable Impedance (Ω) 75 150 75 150
SCHEMATICS
T-15400 9806
Specifications subject to change without notice.
For other values & Custom Designs, contact factory.
ATM - 4/99
Rhombus Industries Inc.
29
15801 Chemical Lane, Huntington Beach, CA 92649-1595 Tel: (714) 898-0960 • Fax: (714) 896-0971
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