Power line chokes
Current-compensated ring core double chokes
250 V AC, 0.5 … 6 A, 1.8 … 100 mH
Series/Type:
Date:
B82724B
July 2012
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EPCOS
AG 2012. Reproduction, publication and dissemination of this publication, enclosures
hereto and the information contained therein without EPCOS’ prior express consent is prohibited.
Power line chokes
Current-compensated ring core double chokes
Rated voltage 250 V AC
Rated current 0.5 ... 6 A
Rated inductance 1.8 ... 100 mH
Construction
■
■
■
■
■
B82724B
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
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 ENEC (VDE) approvals
RoHS-compatible
Applications
■
■
■
■
Suppression of common-mode interferences
Switch-mode power applications
Electronic ballasts in lamps
Power inverters
Terminals
■
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Base material CuNi18Zn20
Layer composition Ni, Sn
Hot-dipped
Pins 0.7
0.7 (mm)
Lead spacing 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 drawing and pin configuration
3
_
0.4
2
3
2
3
B82724B
0.7
33.6 max.
30±0.2
1
4+1
25
_
0.3
1
20±0.2
32.6 max.
4
4
IND0260-Z
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 decreaseL/L
0
Stray inductance L
stray,typ
DC resistance R
typ
Solderability (lead-free)
250 V AC (50/60 Hz)
1500 V AC, 2 s (line/line)
+40 °C / +50 °C / +60 °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%
at +20 °C
< 10% at DC magnetic bias with I
R
, +20 °C
Measured with Agilent 4284A at 10 kHz, 5 mA, +20 °C,
typical 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)
–25 °C … +40 °C,
75%
RH
Approx. 35 g … 46 g
EN 60938-2, UL 1283
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.
3
07/12
Power line chokes
Current-compensated ring core double chokes
Characteristics and ordering codes
I
R
A
0.5
1.0
1.5
1.8
2.0
2.0
4.0
4.0
6.0
L
R
mH
100
47
49
33
27
10
7
3.9
1.8
L
stray,typ
H
950
450
450
280
220
100
40
35
10
R
typ
m
2800
880
530
400
260
220
65
58
23
T
R
°C
+60
+60
+50
+40
+60
+60
+40
+60
+60
B82724B2501N001
B82724B2102N001
B82724B2152N020
B82724B2182N021
B82724B2202N020
B82724B2202N001
B82724B2402N030
B82724B2402N001
B82724B2602N001
Ordering code
B82724B
Approvals
= approval granted
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
Impedance |Z| versus frequency f
measured with windings in parallel at +20 °C,
typical values
10
6
IND0674-K
B82724B
Impedance |Z| versus frequency f
measured with windings in parallel at +20 °C,
typical values
10
6
IND0675-W
Ω
| Z|
10
5
B82724
| Z|
Ω
B82724
10
5
10
4
B2501N001
B2102N001
B2152N020
B2182N021
10
4
10
3
10
3
B2202N020
B2202N001
B2402N030
B2402N001
B2602N001
10
5
10
6
Hz 10
7
f
10
2 4
10
10
5
10
6
Hz 10
7
f
10
2 4
10
Current derating I
op
/I
R
versus temperature T
A
5
07/12
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