HDSL
Transformer
7100
• Designed for use with Level One’s ICs SK70721/725
and Zarlink’s MH88435 and MH88612
• Excellent THD performance
• Designed to meet the supplementary insulation requirements
of UL 1950, IEC950 and EN60950 for working voltages up to 250Vrms
• Extended temperature range: -40°C to +85°C
MECHANICAL AND SCHEMATIC
(All dimensions in inches)
SUGGESTED PAD LAYOUT
SCHEMATIC
1 : 1.8
1 : 1.8
UNLESS OTHERWISE SPECIFIED, ALL TOLERANCES ARE ±0.010
ELECTRICAL SPECIFICATION @ 25˚C
Turns
Ratio
(±2%)
Inductance
(mH
±
10%)
Line Side
(10-7)(w/ 6-9 shorted)
(10-7)(w/ 6-9, 1-4 , 2-5 shorted)
Leakage Inductance
(µH MAX)
7100
Longitudinal Balance
(dB MIN @ 135Ω)
5 – 196 kHz
Return Loss
(dB MIN)
40 – 200 kHz
DC Resistance
(Ω MAX)
Line Side
(10-6)=(9-7)
Chip Side
(1-5)(w/ 2-4 shorted)
Isolation
Voltage
(Vrms)
08/08/02
1:1.8
3.00
30
50
16.5
1.5
2.3
2000
ISSUE: A
• THD Typical @ 135Ω: -75dB @ 5kHz, 6V p-p
229 Colonnade Road, Ottawa, Ontario, Canada K2E 7K3
Tel: (613) 226-1626 Fax: (613) 226-7124
www.filtran.com
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FILTRAN [ FILTRAN LTD ]
