Power line chokes
Current-compensated ring core double chokes
250 V AC, 0.8 … 100 mH, 0.5 … 6 A, +40 °C / +50 °C / +60 °C
Series/Type:
Date:
B82724B
October 2016
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EPCOS AG 2016. 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 inductance 1.8 ... 100 mH
Rated current 0.5 ... 6 A / +40 °C, +50 °C, +60 °C
Construction
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B82724B
Current-compensated ring core double choke
Ferrite core wih epoxy coating (UL 94 V-0)
Plastic case with in-molded pins (UL 94 V-0)
1)
Potting (UL 94 V-0)
Sector winding
Features
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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
2)
and ENEC (VDE) approvals
RoHS-compatible
Applications
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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
■
Product brand, approval signs and VDE standard number, ordering code, graphic symbol, rated
current, rated voltage, rated inductance, date of manufacture (YYWWD.internal ID code)
Delivery mode
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Blister tray in cardboard box
1) Additionally certified values:
Glow wire flammability index (GWFI to IEC 60695-2-12):
Glow wire ignition temperature (GWIT to IEC 60695-2-13):
Comparative tracking index (CTI to IEC 60112):
Ball pressure test (BP to IEC 60695-10-2):
2) UL approval with 300 V AC
+850 °C
+775 °C
175 V
+125 °C
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
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Power line chokes
Current-compensated ring core double chokes
Dimensional drawing and pin configuration
B82724B
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)
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 3) °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
IEC/EN 60938-2, UL 1283 (E70122)
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
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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
10/16
Power line chokes
Current-compensated ring core double chokes
Impedance |Z| versus frequency f
measured with windings in parallel at +20 °C,
typical values
B82724B
Impedance |Z| versus frequency f
measured with windings in parallel at +20 °C,
typical values
Current derating I
op
/I
R
versus temperature T
A
Please read
Cautions and warnings
and
Important notes
at the end of this document.
5
10/16
电源技术
