6798 Datasheet, PDF (1/1 Pages) Filtran LTD – CEPT Dual Matching Transformer

CEPT
Dual Matching Transformer
6798
• Specially designed to match a 120Ω twisted
pair to a 75Ω coaxial line in the CEPT trunk.
• The Return Loss exceeds the requirements
of CCITT G.703 and BS6328.
• Extended temperature range of -40°C to +85°C.
• Exceeds the requirements of IEC950,
EN60950, UL1950/CSA650 and AS/NZS3260.
• The Longitudinal balance exceeds
the requirements of CCITT I.431.
Mechanical and Schematic (All dimensions in inches)
SUGGESTED PAD LAYOUT
SCHEMATIC
ELECTRICAL SPECIFICATION @ 25˚C
Part
Number
Turns
Ratio
Inductance
(mH MIN)
16-14, 11-9
6798 1:1.26 & 1:1.26 1.0 & 1.0
Longitudinal
Balance
(dB MIN)
50-1544
KHz
40
50-100
KHz
12
Return Loss
(dB MIN)
100-2048 2048-3072
KHz
KHz
Dielectric
Strength
(Vrms)
18
14
1500
Primary
Pins
1-3, 6-8
229 Colonnade Road, Ottawa, Ontario, Canada K2E 7K3
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