Power line chokes
Current-compensated ring core double chokes
250 V AC, 0.45 … 56 mH, 0.5 … 8 A, +40 °C / +60 °C / +70 °C
Series/Type:
B82723A/J
Date:
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
B82723A/J
Current-compensated ring core double chokes
Rated voltage 250 V AC
Rated inductance 0.45 ... 56 mH
Rated current 0.5 ... 8 A / +40 °C, +60 °C, +70 °C
Construction
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■
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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
B82723A
Features
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■
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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
UL2) and/or ENEC (VDE) approvals
RoHS-compatible
Applications
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■
■
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B82723J
Suppression of common-mode interferences
Switch-mode power applications
Electronic ballasts in lamps
Power inverters
Terminals
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■
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Base material CuNi18Zn20
Layer composition Ni, Sn
Hot-dipped
Pins 0.7 0.7 (mm)
Lead spacing 15 12.5 (mm) or 25 15 (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
■ 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):
+850 °C
+775 °C
175 V
+125 °C
2) UL approval with 300 V AC
Please read Cautions and warnings and
Important notes at the end of this document.
2
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Power line chokes
B82723A/J
Current-compensated ring core double chokes
Dimensional drawings and pin configurations
Horizontal version (B82723A)
Vertical version (B82723J)
Please read Cautions and warnings and
Important notes at the end of this document.
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Power line chokes
B82723A/J
Current-compensated ring core double chokes
Technical data and measuring conditions
Rated voltage VR
250 V AC (50/60 Hz)
Test voltage Vtest
1500 V AC, 2 s (line/line)
Rated temperature TR
+40 °C / +60 °C / +70 °C
Rated current IR
Referred to 50 Hz and rated temperature
Rated inductance LR
Measured with Agilent 4284A at 0.1 mA, +20 °C
Measuring frequency: LR 1 mH: f=100 kHz
LR > 1 mH: f= 10 kHz
Inductance is specified per winding.
Inductance tolerance
30% at +20 °C
Inductance decreaseL/L0
< 10% at DC magnetic bias with IR, +20 °C
Stray inductance Lstray,typ
Measured with Agilent 4284A at 5 mA, +20 °C, typical
values
Measuring frequency: LR 1 mH: = 100 kHz
LR > 1 mH: = 10 kHz
DC resistance Rtyp
Measured at +20 °C, typical values, specified per winding
Solderability (lead-free)
Sn96.5Ag3.0Cu0.5: +(245 3) °C, (3 0.3) s
Wetting of soldering area 95%
(to IEC 60068-2-20, test Ta)
Resistance to soldering heat
(wave soldering)
+(260 5) °C, (10 1) s
(to IEC 60068-2-20, test Tb)
Climatic category
40/125/56 (to IEC 60068-1)
Storage conditions (packaged)
–25 °C … +40 °C, 75% RH
Weight
Approx. 18 g
Approvals
IEC/EN 60938-2, UL 1283 (E70122)
Please read Cautions and warnings and
Important notes at the end of this document.
4
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Power line chokes
B82723A/J
Current-compensated ring core double chokes
Characteristics and ordering codes
LR
Lstray,typ Rtyp
TR
Approvals
A
mH
H
m
°C
Ordering code
Horizontal version
0.5
56
800
2100
+60
B82723A2501N001 B82723J2501N001
0.6
47
650
1650
+70
B82723A2601N001 B82723J2601N001
0.6
39
430
1100
+60
B82723A2601N002 B82723J2601N002
1.0
39
430
750
+40
B82723A2102N002 B82723J2102N002
1.0
27
440
750
+60
B82723A2102N001 B82723J2102N001
1.4
27
270
440
+40
B82723A2142N020 B82723J2142N020
IR
Vertical version
2.0
5.6
70
160
+60
B82723A2202N001 B82723J2202N001
4.0
2.7
30
60
+60
B82723A2402N001 B82723J2402N001
6.0
1.0
12
22
+70
B82723A2602N001 B82723J2602N001
8.0
0.45
5
11
+60
B82723A2802N001 B82723J2802N001
= approval granted
Current derating Iop/IR
versus ambient temperature TA
Impedance |Z| versus frequency f
measured with windings in parallel at +20 °C,
typical values
Please read Cautions and warnings and
Important notes at the end of this document.
5
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Cautions and warnings
■ Please note the recommendations in our Inductors data book (latest edition) and in the data
sheets.
– Particular attention should be paid to the derating curves given there.
– The soldering conditions should also be observed. Temperatures quoted in relation to wave
soldering refer to the pin, not the housing.
■ If the components are to be washed varnished it is necessary to check whether the washing
varnish agent that is used has a negative effect on the wire insulation, any plastics that are used,
or on glued joints. In particular, it is possible for washing varnish agent residues to have a
negative effect in the long-term on wire insulation.
Washing processes may damage the product due to the possible static or cyclic mechanical
loads (e.g. ultrasonic cleaning). They may cause cracks to develop on the product and its parts,
which might lead to reduced reliability or lifetime.
■ The following points must be observed if the components are potted in customer applications:
– Many potting materials shrink as they harden. They therefore exert a pressure on the plastic
housing or core. This pressure can have a deleterious effect on electrical properties, and in
extreme cases can damage the core or plastic housing mechanically.
– It is necessary to check whether the potting material used attacks or destroys the wire
insulation, plastics or glue.
– The effect of the potting material can change the high-frequency behaviour of the components.
■ Ferrites are sensitive to direct impact. This can cause the core material to flake, or lead to
breakage of the core.
■ Even for customer-specific products, conclusive validation of the component in the circuit can
only be carried out by the customer.
Display of ordering codes for EPCOS products
The ordering code for one and the same product can be represented differently in data sheets,
data books, other publications and the website of EPCOS, or in order-related documents such as
shipping notes, order confirmations and product labels. The varying representations of the
ordering codes are due to different processes employed and do not affect the
specifications of the respective products. Detailed information can be found on the Internet
under www.epcos.com/orderingcodes.
Please read Cautions and warnings and
Important notes at the end of this document.
6
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Important notes
The following applies to all products named in this publication:
1. Some parts of this publication contain statements about the suitability of our products for certain
areas of application. These statements are based on our knowledge of typical requirements that are
often placed on our products in the areas of application concerned. We nevertheless expressly point
out that such statements cannot be regarded as binding statements about the suitability of our
products for a particular customer application. As a rule we are either unfamiliar with individual
customer applications or less familiar with them than the customers themselves. For these reasons, it is
always ultimately incumbent on the customer to check and decide whether a product with the properties
described in the product specification is suitable for use in a particular customer application.
2. We also point out that in individual cases, a malfunction of electronic components or failure
before the end of their usual service life cannot be completely ruled out in the current state of the
art, even if they are operated as specified. In customer applications requiring a very high level of
operational safety and especially in customer applications in which the malfunction or failure of an
electronic component could endanger human life or health (e.g. in accident prevention or life-saving
systems), it must therefore be ensured by means of suitable design of the customer application or other
action taken by the customer (e.g. installation of protective circuitry or redundancy) that no injury or
damage is sustained by third parties in the event of malfunction or failure of an electronic component.
3. The warnings, cautions and product-specific notes must be observed.
4. In order to satisfy certain technical requirements, some of the products described in this publication
may contain substances subject to restrictions in certain jurisdictions (e.g. because they are
classed as hazardous). Useful information on this will be found in our Material Data Sheets on the
Internet (www.tdk-electronics.tdk.com/material). Should you have any more detailed questions, please
contact our sales offices.
5. We constantly strive to improve our products. Consequently, the products described in this
publication may change from time to time. The same is true of the corresponding product
specifications. Please check therefore to what extent product descriptions and specifications contained
in this publication are still applicable before or when you place an order.
We also reserve the right to discontinue production and delivery of products. Consequently, we
cannot guarantee that all products named in this publication will always be available. The
aforementioned does not apply in the case of individual agreements deviating from the foregoing for
customer-specific products.
6. Unless otherwise agreed in individual contracts, all orders are subject to our General Terms and
Conditions of Supply.
7. Our manufacturing sites serving the automotive business apply the IATF 16949 standard. The
IATF certifications confirm our compliance with requirements regarding the quality management system
in the automotive industry. Referring to customer requirements and customer specific requirements
(“CSR”) TDK always has and will continue to have the policy of respecting individual agreements. Even
if IATF 16949 may appear to support the acceptance of unilateral requirements, we hereby like to
emphasize that only requirements mutually agreed upon can and will be implemented in our
Quality Management System. For clarification purposes we like to point out that obligations from IATF
16949 shall only become legally binding if individually agreed upon.
8. The trade names EPCOS, CeraCharge, CeraDiode, CeraLink, CeraPad, CeraPlas, CSMP, CTVS,
DeltaCap, DigiSiMic, ExoCore, FilterCap, FormFit, LeaXield, MiniBlue, MiniCell, MKD, MKK, MotorCap,
PCC, PhaseCap, PhaseCube, PhaseMod, PhiCap, PowerHap, PQSine, PQvar, SIFERRIT, SIFI,
SIKOREL, SilverCap, SIMDAD, SiMic, SIMID, SineFormer, SIOV, ThermoFuse, WindCap are
trademarks registered or pending in Europe and in other countries. Further information will be found
on the Internet at www.tdk-electronics.tdk.com/trademarks.
Release 2018-10
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