Power line chokes
Current-compensated SMD ring core double chokes
250 V AC, 0.3 … 2 A, 1.1 … 22 mH, +40 °C
Series/Type:
Date:
B82720S
July 2012
Data Sheet
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 0.3 ... 2 A
Rated inductance 1.1 ... 22 mH
Construction
■
■
■
■
■
B82720S
Current-compensated ring core double choke
Ferrite core with epoxy coating (UL 94 V-0)
LCP case (UL 94 V-0)
Silicone potting
Sector winding
Features
■
Approx. 0.7% stray inductance for differential-mode
interference suppression
■
Suitable for reflow soldering
■
Design complies with EN 60938-2 (VDE 0565-2) and UL 1283
■
RoHS-compatible
Applications
■
Suppression of common-mode interferences
■
Compact electronic ballasts in lamps
■
Compact switch-mode power supplies
Terminals
■
Base material CuSn6
■
Layer composition Ni, Sn
■
Hot-dipped
Marking
■
Marking on component:
Manufacturer, ordering code, rated inductance, rated current,
graphic symbol, rated voltage, date of manufacture (YYWWD)
■
Minimum data on reel:
Manufacturer, ordering code, rated inductance,
rated current, quantity, date of packing
Delivery mode and packing unit
■
24-mm blister tape, wound on 330-mm
reel
■
Packing unit: 250 pcs./reel
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
2.2±0.2
1)
2.5±0.1
_
0.05
0.6
+0.1 1)
B82720S
Layout recommendation
2.5
4
5
5
1.6
2.5±0.1
5±0.1
1
14.9±0.3
14.5 max.
_
0.05
0.4
+0.1 1)
8
12
17.6
IND0244-2
0˚... 6˚
10.5±0.2
8±0.2
16.6±0.4
1
2
3
4
8
7
Marking
6
5
13.3 max.
0.1
1) Soldering area
IND0243-T-E
Tolerances to ISO 2768-C unless otherwise noted.
Dimensions in mm.
Taping and packing
Blister tape
Reel
Dimensions in mm
Please read
Cautions and warnings
and
Important notes
at the end of this document.
3
07/12
2.5
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
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
Referred to 50 Hz and rated temperature
B82720S
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,
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 60068-2-58, test Td)
+(260
5)
°C, (10
1)
s (to IEC 60068-2-58, test Td)
40/125/56 (to IEC 60068-1)
–25 °C … +40 °C,
75%
RH
Approx. 2.5 g
Resistance to soldering heat
Climatic category
Storage conditions (packaged)
Weight
Characteristics and ordering codes
I
R
A
0.3
0.3
0.6
1.0
1.5
2.0
L
R
mH
22
12
4.4
3.0
1.6
1.1
L
stray,typ
H
130
80
30
20
10
6
R
typ
m
1500
1100
400
220
110
65
B82720S2301N042
B82720S2301N040
B82720S2601N040
B82720S2102N040
B82720S2152N040
B82720S2202N040
Ordering code
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
IND0611-S
B82720S
Current derating I
op
/I
R
versus temperature T
A
Ω
| Z|
10
5
B82720
10
4
10
3
10
2 4
10
S2301N042
S2301N040
S2601N040
S2102N040
S2152N040
S2202N040
10
5
10
6
Hz 10
7
f
5
07/12
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