Power line chokes
Current-compensated SMD ring core double chokes
250 V AC, 1.1 … 22 mH, 0.3 … 2 A, +40 °C
Series/Type:
Date:
B82720S
December 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 1.1 ... 22 mH
Rated current 0.3 ... 2 A / +40 °C
Construction
■
■
■
■
■
B82720S
Current-compensated ring core double choke
Ferrite core with epoxy coating (UL 94 V-0)
Plastic case (UL 94 V-0)
Silicone glue
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:
Product brand, ordering code, rated inductance, rated current,
graphic symbol, rated voltage, date of manufacture (YYWWD)
■
Minimum data on reel:
Product brand, ordering code, rated inductance,
rated current, quantity, date of packing
Delivery mode and packing unit
■
24-mm blister tape, wound on 330-mm
■
Packing unit: 250 pcs./reel
reel
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
B82720S
Layout recommendation
Taping and packing
Blister tape
Reel
All dimensions in mm
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
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
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 3) °C, (3 0.3) s
Wetting of soldering area 95%
(to IEC 60068-2-58, test Td
1
, method 1)
+(260 5) °C, (10 1) s
(to IEC 60068-2-58, test Td
2
, method 1)
40/125/56 (to IEC 60068-1)
–25 °C … +40 °C,
Approx. 2.5 g
75% RH
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
12/16
Power line chokes
Current-compensated ring core double chokes
Impedance |Z| versus frequency f
measured with windings in parallel at +20 °C,
typical values
Current derating I
op
/I
R
versus temperature T
A
B82720S
Please read
Cautions and warnings
and
Important notes
at the end of this document.
5
12/16
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