7191 Datasheet, PDF (1/1 Pages) Filtran LTD – ADSL Filter Inductors

ADSL
Filter Inductors
• Low cost through hole design
• Designed for use in ADSL applications where filtering is required
• Balanced winding
• Operating temperature range: -40°C to +85°C
• Units can withstand 100A surge of 10/700 µs pulse
• Flame retardant UL 94 V-0
7191 - 7194
Mechanical and Schematic (All dimensions in inches)
.650 Max
14
PCB LAYOUT
719X
F/DC
.540 Max
.100 Typ
Ø.043 Typ
.100 Typ
SCHEMATIC
1
4
3
2
.455 Max
.173 ± .012
.098 Min
.016 SQ Typ
or
Ø.022 Typ
.012 X .018 Typ
UNLESS OTHERWISE SPECIFIED, ALL TOLERANCES ARE ±0.010
ELECTRICAL SPECIFICATION @ 25˚C
Part
Number
Turns Ratio
±2%
(1-3) : (4-2)
@ 20 kHz,
1 Vrms
Inductance
(mH)
(1-3)
@ 10 kHz,
0.1 Vrms
(1-3)
MIN
7191
7192
7193
7194
1:1
3 – 3.3
2.85¹
1:1
2.4 – 2.65
2.3¹
1:1
4.3 – 4.73
4.1¹
1:1
7.6 – 8.4
7.3²
1. Measured @ 10 kHz, 0.1 Vrms, 100 mA DC
2. Measured @ 10 kHz, 0.1 Vrms, 40 mA DC
DCR
(Ω)
(1-3)
2.1 – 2.7
3.0 – 3.6
4.0 – 5.1
4.3 – 5.8
(4-2)
2.1 – 2.7
3.0 – 3.6
4.0 – 5.1
4.3 – 5.8
Leakage
Inductance
(µH MAX)
(1-3)
@ 100 kHz,
0.1 Vrms
5
5
6
6
Dielectric
Rating
(Vrms)
between
(1-3) & (4-2)
and
1, 2 and core
1000
1000
1000
1000
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