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T-1280 ISDN U-INTERFACE TRANSFORMER
型号:   T-1280
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描述:   ISDN U-INTERFACE TRANSFORMER
文件大小 :   22 K    1 页
Logo:   
品牌   RHOMBUS-IND [ Rhombus Industries Inc. ]
购买 :   
   
100%
ISDN U-INTERFACE TRANSFORMER
Turns Ratio (9-7), (connect 10-6) : (5-1)
1.50 : 1
PARAMETER
MIN.
1
MAX.
UNITS
Primary Inductance
73
20
10.4
5.2
2000
98
mH
dB
Flammability: Materials used in
the production of these units
meet requirements of UL94-VO
and IEC 695-2-2 needle flame
test.
A Surface Mount Version of this
part is available
add suffix "G" to part number
Pins 10 to 6 with 9 & 7 shorted.
Return Loss (10-25 kHz)
DC Resistance (10-6) (Connect 9-7)
DC Resistance (5-1)
Isolation (Hi-Pot) (Line to Chip)
IDC
Longitudinal Balance 281 Hz - 40 kHz
Above 40 kHz
-20 dB/decade
Surge Voltage Capability
15.6
7.8
ohms
ohms
V
RMS
40
55
mA
dB
Use with Lucent Technologies
chip sets T7256, T7234, T7237,
and T7264.
Metallic. @ 800 V Peak 10/700
µsec
Long. @ 2400 V Peak 10/560
µsec
Physical Dimensions
inches (mm)
.470
(11.94)
MAX.
.100
(2.54)
MIN.
.040
(1.02)
TYP.
.150
(3.81)
TYP.
1.070
(27.18)
REF. .900
(22.86)
REF.
Bottom View
1
2
3
4
5
10
Top View
9
8
7
6
.920
(23.37)
MAX.
Terminal Dimensions
.020 (.051) X .040 (1.02) Typical.
Termination Numbers for Reference Only.
.800
(20.32)
Schematic Diagram
Notch Indicates Pin #1
Pri
5
Sec
9
6
10
7
Chip
Side
1
Line
Side
RHOMBUS P/N: T-1280
CUST P/N:
DATE: 8/23/99
NAME:
SHEET:
1 of 1
Rhombus
Industries Inc.
Transformers & Magnetic Products
15801 Chemical Lane, Huntington Beach, CA 92649
Phone: (714) 898-0960
FAX: (714) 896-0971
www.rhombus-ind.com
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