B78417A1744A003 Datasheet, PDF (1/2 Pages) EPCOS – ADSL Low Pass Filter

xDSL Applications
ADSL Low Pass Filter
Application
■ Matched to Infineon IC Geminax
PEB 4565, 3558; PEF 22716, 22720
Features
■ Bobbin material and wire are UL listed
Marking
■ EPCOS, A1744, date code (year, week)
Packing
■ 24-mm blister tape
■ Packing unit: 320 pcs
Pinning
1
8
N₁
N₂
4
5
FIN0245-W
EP 7
B78417A1744A003
Dimensional drawing
10 max.
9.4 max.
8 max.
in case
2-section
0.4
Pin 1
2.5 ^marking
3 x 2.5 = 7.5
0.15
5.6 ref.
9 max.
FIN0243-G-E
Layout recommendation
1.0
5678
4321
2.5
8.5
FIN0244-0
Technical data (electrical specifications at 25 °C)
Ordering code
Type/Core
N₁ : N₂
L
L_leak(typ.)
C_I (typ.)
R_DC (1−4) (typ.)
R_DC (8−5) (typ.)
V_test
Operating temperature range
B78417A1744A003
EP 7
1:1
2.83 ±10%
µH
57
µH
2.0
pF
1.5
1.5
1500
–40/+85
Ω
Ω
VAC
°C
@ 10 kHz, 100 mV, short 1−8
@ 100 kHz, 100 mV, short 5−8
Interwinding capacitance
@ 10 kHz, 100 mV
50 Hz, 1 s
1 09/04