T1/E1
Dual Input / Output Transformers
8180-8181
• Models matched to leading transceiver ICs
• Dual SMD package contains both transmit and receive transformers
• Isolation voltage of 1500 Vrms
• UL 1459 and UL 1950
• Extended Temperature range -40°C to +85°C
MECHANICAL AND SCHEMATIC
(All dimensions in inches)
UNLESS OTHERWISE SPECIFIED, ALL TOLERANCES ARE ±0.010
8180-8181
ELECTRICAL SPECIFICATION @ 25˚C
Part
Number
8180
8181
Turns Ratio
(Pri:Sec ±2%)
1CT:2CT & 1CT:2C
1:1/1.26 & 1:2C
OCL @ 25˚C
(mH MIN)
1.20 & 1.2
1.20 & 1.20
L
L
(µH MAX)
0.80 & 0.8
0.80 & 0.8
C
W/W
(pF MAX)
50 & 5
50 & 6
DCR Pri
(Ω MAX)
1.00 & 1.0
1.00 & 1.00
DCR Sec
(Ω MAX)
1.70 & 1.7
1.10 & 1.7
Primary
Pins
12-10, 4-6
12-10, 4-6
ISSUE: C
16/09/02
229 Colonnade Road, Ottawa, Ontario, Canada K2E 7K3
Tel: (613) 226-1626 Fax: (613) 226-7124
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