Power line chokes
Current-compensated ring core double chokes
250 V AC, 0.5 … 6 A, 1 … 82 mH
Series/Type:
Date:
B82724A/J
July 2012
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© EPCOS AG 2015. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.
Power line chokes
Current-compensated ring core double chokes
Rated voltage 250 V AC
Rated current 0.5 ... 6 A
Rated inductance 1 ... 82 mH
Construction
■
■
■
■
■
B82724A/J
Current-compensated ring core double choke
Ferrite core wih epoxy coating (UL 94 V-0)
Polycarbonate case (UL 94 V-0)
Polyurethane potting (UL 94 V-0)
Sector winding
B82724A
Features
■
■
■
■
■
■
High resonance frequency due to special winding technique
Approx. 1% stray inductance for symmetrical interference suppression
Suitable for wave soldering
Design complies with EN 60938-2 (VDE 0565-2) and UL 1283
UL
1)
and/or ENEC (VDE) approvals
RoHS-compatible
B82724J
Applications
■
■
■
■
Suppression of common-mode interferences
Switch-mode power applications
Electronic ballasts in lamps
Power inverters
Terminals
■
■
■
■
■
Base material CuNi18Zn20
Layer composition Ni, Sn
Hot-dipped
Pins 0.7
0.7 (mm)
Lead spacing 15
12.5 (mm) or 30
20 (mm)
Marking
■
Manufacturer, approval signs and/or VDE standard number,
ordering code, graphic symbol, rated current, rated voltage,
rated inductance, date of manufacture (YYWWD.internal ID code)
Delivery mode
■
Blister tray in cardboard box
1) UL approval with 300 V AC
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
07/12
Power line chokes
Current-compensated ring core double chokes
Dimensional drawings and pin configuration
Horizontal version (B82724A)
3
_
0.4
2
3
B82724A/J
0.7
4+1
19.7
_
0.8
1 20±0.2 4
32.6 max.
2
3
1
4
IND0258-R
Vertical version (B82724J)
12.5±0.2
2.5
_
0.3
2
3
33.1 max.
30±0.2
27±0.4
1
15±0.2
4
4+1
33.2
_
0.5
18.5 max.
2
3
1
4
IND0259-1
Tolerances to ISO 2768-C unless otherwise noted.
Dimensions in mm.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
31.3 max.
0.7
3
07/12
Power line chokes
Current-compensated ring core double chokes
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
250 V AC (50/60 Hz)
1500 V AC, 2 s (line/line)
B82724A/J
+40 °C / +45 °C / +50 °C / +60 °C / +70 °C
Referred to 50 Hz and rated temperature
Measured with Agilent 4284A at 0.1 mA, +20 °C
Measuring frequency: L
R
1
mH = 100 kHz
L
R
> 1 mH = 10 kHz
Inductance is specified per winding.
30%
at +20 °C
< 10% at DC magnetic bias with I
R
, +20 °C
Measured with Agilent 4284A at 5 mA, +20 °C, typical
values
Measuring frequency: L
R
1
mH = 100 kHz
L
R
> 1 mH = 10 kHz
Measured at +20 °C, typical values, specified per win-
ding
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)
–25 °C … +40 °C,
75%
RH
Approx. 27 g … 32 g
EN 60938-2, UL 1283
Inductance tolerance
Inductance decreaseL/L
0
Stray inductance L
stray,typ
DC resistance R
typ
Solderability (lead-free)
Resistance to soldering heat
(wave soldering)
Climatic category
Storage conditions (packaged)
Weight
Approvals
Please read
Cautions and warnings
and
Important notes
at the end of this document.
4
07/12
Power line chokes
Current-compensated ring core double chokes
Characteristics and ordering codes
I
R
A
0.5
0.5
0.8
0.8
1.0
1.0
1.4
1.4
1.6
1.8
2.0
2.2
2.2
2.5
2.5
2.7
3.0
3.3
4.0
4.0
4.8
5.0
5.1
6.0
6.0
6.0
L
R
mH
82.0
68.0
49.0
49.0
39.0
33.0
37.0
27.0
10.0
33.0
6.8
20.0
15.0
10.0
5.6
6.6
12.0
5.6
4.7
3.3
3.3
2.5
4.1
3.3
1.8
1.0
L
stray,typ
R
typ
H
1000
700
500
500
350
400
320
260
120
300
80
180
140
90
55
60
110
45
40
35
35
25
30
17
20
12
m
2300
2000
1950
1950
750
750
420
460
350
400
170
250
210
140
125
110
125
95
65
65
46
38
46
25
31
23
T
R
°C
+60
+70
+50
+50
+60
+60
+60
+50
+60
+40
+60
+40
+45
+40
+60
+60
+40
+40
+60
+60
+70
+60
+60
+60
+40
+60
Ordering code
Horizontal version
Vertical version
B82724A/J
Approvals
–
–
–
–
B82724A2501N001 B82724J2501N001
B82724A2501N020 B82724J2501N020 –
B82724A2801N002 –
–
B82724J2801N002 –
B82724A2102N021 B82724J2102N021
B82724A2102N001 B82724J2102N001
B82724A2142N021 B82724J2142N021
B82724A2142N001 B82724J2142N001
B82724A2162N001 B82724J2162N001
B82724A2182N021 B82724J2182N021
B82724A2202N001 B82724J2202N001
B82724A2222N021 B82724J2222N021
B82724A2222N020 B82724J2222N020
B82724A2252N020 B82724J2252N020
B82724A2252N001 B82724J2252N001
B82724A2272N020 B82724J2272N020
B82724A2302N021 B82724J2302N021
B82724A2332N001 B82724J2332N001
B82724A2402N020 B82724J2402N020
B82724A2402N001 B82724J2402N001
B82724A2482N020 B82724J2482N020 –
B82724A2502N001 B82724J2502N001
B82724A2512N020 B82724J2512N020
B82724A2602N041 B82724J2602N041
B82724A2602N020 B82724J2602N020
B82724A2602N001 B82724J2602N001
= approval granted
Please read
Cautions and warnings
and
Important notes
at the end of this document.
5
07/12
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