Extended Temperature Range
SMD Single Transformers
T1/E1
8020-8028
Meets the isolation and impedance matching requirements for T1, E1, CEPT and
PRI ISDN applications over a temperature range of -40°C to +85°C.
IC MFG.
CRYSTAL
PART NO.
61304A/61305A, 6135A/61577
61535A/6158A, 61574A/61575
61582/61583, 61584/61584A(5V)
61584/61584A (3.3)
61310/61318/61581
61881
TRANSMIT
8021
8022
8025
8021
8021
8025
8025
8021
8026
8021
8021
8026
8021
8022
8028
8023
8023
RECEIVE
8021
8021
8025
8021
8020
8021
8020
8020
8020
8021
8021
8021
8020
8020
8028
8020
8023
IC MFG.
PART NO.
TRANSMIT
RECEIVE
8021
8021
8020
8020
8020
8021
8021
8026
8024
8023
8026
8021
8023
8021
LEVEL ONE LXT 300Z/301Z,332/334, 384/386/388 8021
LXT304A/305A
8022
8021
8027
8026
8026
8025
8026
8024
8023
8026
8026
8023
8025
LXT310/317/318
LXT331/351/360
LXT335
T7288/T7290A
T7289A
T7690 (CEPT)
T7689, T7690/T7698(DS1)
T7693 (CEPT)
DALLAS
EXAR
DS2151/2/3/4
21352/21Q352, 21354/21Q354
21552/21Q552, 21554,21Q554
XRT5683A, T5894/T5897,
XRT5997/59L91
XRT5684/7288
XRT56L85
T5793/94
PEB22554
PEB22504 (3.3V)
PEB2256
LUCENT
T7688/T7690 (CEPT) T7698 (CEPT)
INFINEON
PMC SIERRA PM4314, PM4341/6341
PM 4351
VP14Q574/575
VLSI
MECHANICAL AND SCHEMATIC (All dimensions in inches)
0.320 typ.
SUGGESTED PAD LAYOUT
.250
Schematic
1
2
3
6
5
80XX
FD/C
0.280 max.
0.375
0.385
4
0.064
0.200
0.051
0.100
0.200 max.
0∞ - 6∞
0.100
0.018
0.006/0.015
ELECTRICAL SPECIFICATION @ 25˚C
OCL
(Pin 1-3)
(mH typ.)
Interwinding
Capacitance
(pF Max.)
Leakage Inductance
(uH Max.)
Turns Ratio
Pri:Sec
Isolation Voltage
(Vrms)
DCR PIN (1-3)
(ohm Max)
Part no.
8020
8021
8022
8023
8024
8025
8026
8027
8028
1CT:1CT
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
35
35
35
35
35
35
35
35
35
1500
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.80
0.80
0.70
0.80
0.80
0.80
0.80
0.80
0.80
1CT:2CT
1500
1500
1500
1500
1500
1500
1500
1500
1CT:1/1.266
1CT:2.42CT
1CT:1.14CT
1CT:1.15CT
1CT:1.36CT
1CT:2.3CT
1CT:1.41CT
Exceeds UL 1950, IEC950 and EN60950.
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