Power line chokes
Current-compensated D core double chokes
Dimensional drawings and pin configurations
B82731M/H
Vertical version (B82731M)
Horizontal version (B82731H)
1
2
1
2
1
2
1
2
4
12.5±0.2
3
4
3
4
12.5±0.2
3
4
3
? ±5
21 max.
15 max .
21 max.
7.5 max. 12.5 ma x.
90
?
0.6
0.6
IND0285-5
IND0284-2
Tolerances to ISO 2768-C unless
otherwise noted. Dimensions in mm.
Technical data and measuring conditions
Rated voltage V R
Test voltage V test
Rated temperature T R
Rated current I R
Rated inductance L R
Inductance tolerance
Inductance decrease ?? L/L 0
Stray inductance L stray,typ
DC resistance R typ
Solderability (lead-free)
Resistance to soldering heat
(wave soldering)
Climatic category
250 V AC (50/60 Hz)
1500 V AC, 2 s (line/line)
+40 ? C
Referred to 50 Hz and rated temperature
Measured with Agilent 4284A at 10 kHz, 0.1 mA, +20 °C.
Inductance is specified per winding.
–30/+50% at +20 °C
< 10% at DC magnetic bias with I R , +20 °C
Measured with Agilent 4284A at 10 kHz, 5 mA, +20 ? C, typ. values
Measured at +20 °C, typical values, specified per winding
Sn96.5Ag3.0Cu0.5: +(245 ? 5) °C, (3 ? 0.3) s
Wetting of soldering area ?? 95%
(to IEC 60068-2-20, test Ta)
+(260 ? 5) °C, (10 ? 1) s
(to IEC 60068-2-20, test Tb)
40/125/56 (to IEC 60068-1)
Storage conditions (packaged) –25 °C … +40 °C, ?? 75% RH
Weight
Approvals
Approx. 8 g
EN 60938-2, UL 1283
Please read Cautions and warnings and
Important notes at the end of this document.
3
07/12
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