ETC UT28521

ISDN
UM MODEL NO.:
UT28521
Characteristic data:
RI 5.0
RII=RIII 1.2
Tu(amb)600C
SPECIFICATION
REV.
SO-Interface Transformer
A1
99/05
Schematic diagram:
Electrical Specification at 250C:
1.)LII+III22mH,(NII+III series),at 10KHz 100mV
2.)Polarity and turns ratio tolerance: 2%
3.)Ck105pF,(NI to NII NIII),at 10KHz 100mV
4.)LsII+III4.0uH,(NII+III series, NI shorted),at 100KHz 100mV
5.)HI-pot test:
Up=1.5KVrms,2s(NI to NII+NIII)
Up=0.5KVrms,2s(NII to NIII)
Dimension:
NOTE: Specifications are subject to change without prior notice.
UNIT: mm
Tolerances: 0.2mm
E10-013-C
UNIVERSAL MICROELECTRONICS CO.,LTD.
TEL:886-4-23590096 FAX:886-4-23590129
http://www.umec-web.com
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TAICHUNG,TAIWAN,R.O.C