6743 Datasheet, PDF (1/1 Pages) Filtran LTD – V.32 Modem Transformer

V.32
Modem Transformer
• Low distortion, suitable for use in V.32 application
• Operating temperature -40°C to +85°C
• Low cost
• Small size, low profile
• UL94V-0
6743
MECHANICAL AND SCHEMATIC (All dimensions in millimetres)
SUGGESTED PAD LAYOUT
15.40 TYP
2.54
0.85 TYP
1.70 TYP
SCHEMATIC
PRI
600 ohm
SEC
346 ohm
ELECTRICAL SPECIFICATION @ 25˚C
Turns
Part Ratio
Number (±2%)
Insertion
Loss
@ 1kHz, 20˚C
dB MAX
Frequency
Response
300Hz-3.5kHz
dB
Return
Loss
300Hz-3.5kHz
dB MIN
Longitudinal
Balance
200Hz-4kHz
dB MIN
DCR
PRI
(±15%)
OHMS
DCR
SEC
(±15%)
OHMS
Isolation
Voltage (VAC)
PRI-SEC&
PRI-CORE
6743 1:1
3.11
-0.1 ±0.25
25
60
127
150
1250
An ISO 9001 Registered Company
229 Colonnade Road, Ottawa, Ontario, Canada K2E 7K3
Tel: [phone] Fax: [phone] www.filtran.com