3

10/08

Please read Cautions and warnings and

Important notes at the end of this document.

Dimensional drawings and pin configurations

Horizontal version (B82720A)

Vertical version (B82720K)

Technical data and measuring conditions

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.

Inductance tolerance

–30/

+50% at 20 °C

Inductance decrease

ΔL/L

0

Measured with Agilent 4284A at 10 kHz, 5 mA, 20 °C,

typical values

Measured at 20 °C, typical values, specified per winding

Solderability (lead-free)

Sn96.5Ag3.0Cu0.5: (245

±5) °C, (3 ±0.3) s

Wetting of soldering area

≥ 95%

(to IEC 60068-2-20, test Ta)

Resistance to soldering heat

(wave soldering)

(260

±5) °C, (10 ±1) s

(to IEC 60068-2-20, test Tb)

Climatic category

40/125/56 (to IEC 60068-1)

Storage conditions (packaged)

–25 °C … +40 °C,

≤ 75% RH

Weight

Approx. 2.5 g

IND0249-B

10±0.4

14.2 max.

9.6 max.

2±0.2

+0.2

0.5

1

43

2

1

4

2

3

IND0250-9

10±0.2

13±0.3

+

7.6 0.3

_

+

12

3

4

12

43

0.5

Tolerances to ISO 2768-M

unless otherwise noted.

Dimensions in mm

B82720A/K

Power line chokes

Current-compensated ring core double chokes