B78421P1853A003 Datasheet, PDF (3/5 Pages) EPCOS – SHDSL interface transformer for Infineon ICs SDFE-x and Socrates family EP 13, 3.019 mH, 2.25:2.25:1

Transformers for information technology (xDSL)
SHDSL interface, CO/CPE
B78421P1853A003
EP 13
Technical data and measuring conditions
Main inductance L (1-5)
Stray inductance L_stray (1-5)
Resistance R_{DC (Line)}; R_{DC (IC)}
Test voltage V_test
Total harmonic distortion THD
Operating temperature range
Weight
10 kHz, 100 mV, short 2-4
100 kHz, 100 mV, short (2-4), (7-9)
R_{DC (Line)}: short 2-4; R_{DC (IC)}: –
50 Hz, 1 s; N₁, N₂ against N₃
1 V, 5 kHz, 135 Ω, line side
–40 °C … +85 °C
Approx. 7.0 g
Characteristics and ordering code
(electrical specifications at 25 °C)
Ordering code
Type/Core
N₁ : N₂ : N₃
L
L_stray
R_{DC (Line)} (typ.)
R_{DC (IC)} (typ.)
V_test
THD (typ.)
B78421P1853A005
EP 13
2.25 : 2.25 : 1
3.019 ±6 %
< 35
4.0
0.7
1500
86
mH
μH
Ω
Ω
V AC
dB
Please read Cautions and warnings and
Important notes at the end of this document.
3 10/08