Power line chokes
Current-compensated D core double chokes
250 V AC, 3.3 … 68 mH, 0.7 … 4.6 A, +40 °C / +60 °C
Series/Type:
Date:
B82734R/W
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 D core double chokes
Rated voltage 250 V AC
Rated inductance 3.3 ... 68 mH
Rated current 0.7 ... 4.6 A / +40 °C, +60 °C
Construction
■
Current-compensated double choke
■
Closed rectangular ferrite core
■
Closed plastic coil former (UL 94 V-0)
1)
■
Without encapsulation
■
2-section winding
■
Clearance and creepage distances 3 mm
Features
■
High resonance frequency due to 2-section winding
■
Approx. 0.55% stray inductance for symmetrical interference suppression
■
Low leakage due to closed core shape
■
High pulse strength
■
Low whirring noise
■
Suitable for wave soldering
■
Design complies with EN 60938-2 (VDE 0565-2) and UL 1283
■
UL
2)
and ENEC (VDE) approvals
■
Recyclable owing to omission of encapsulation and glue
■
RoHS-compatible
Applications
■
Suppression of common-mode interferences
■
Switch-mode power applications
■
Electronic ballasts in lamps
Terminals
■
Base material CuNi18Zn20
■
Layer composition Ni, Sn
■
Hot-dipped
■
Pins 0.7 0.7 (mm)
■
Lead spacing 15 12.5 (mm)
Marking
Manufacturer, rated inductance, rated current,
ordering code, approval symbols, date of manufacture (WWYY)
Delivery mode
Blister tray in cardboard box
B82734R/W
B82734R
B82734W
1) Additionally certified values:
Glow wire flammability index (GWFI to IEC 60695-2-12):
Glow wire ignition temperature (GWIT to IEC 60695-2-13):
Glow wire test (GWT to IEC 60695-2-11):
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
+750 °C, 2 s / 850 °C, 30 s
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 D core double chokes
Dimensional drawings and pin configurations
Vertical version (B82734R)
Horizontal version (B82734W)
B82734R/W
Please read
Cautions and warnings
and
Important notes
at the end of this document.
3
12/16
Power line chokes
Current-compensated D 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 / +60 °C
Referred to 50 Hz and rated temperature
B82734R/W
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, typ. 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)
75% RH
Approx. 30 g
IEC / EN 60938-2, UL 1283 (E70122)
Resistance to soldering heat
(wave soldering)
Climatic category
Weight
Approvals
Storage conditions (packaged) –25 °C … +40 °C,
Characteristics and ordering codes
I
R
A
0.7
1.3
1.4
1.7
2.0
2.3
2.6
3.2
4.6
L
R
mH
68
47
39
27
20
15
10
6.8
3.3
L
stray,typ
R
typ
H
410
250
210
140
105
80
53
35
17
m
1450
560
460
320
240
185
130
85
46
T
R
°C
+60
+40
+40
+40
+40
+40
+40
+40
+40
Ordering code
Vertical version
B82734R2701B030
B82734R2132B030
B82734R2142B030
B82734R2172B030
B82734R2202B030
B82734R2232B030
B82734R2262B030
B82734R2322B030
B82734R2462B030
Approvals
Horizontal version
B82734W2701B030
B82734W2132B030
B82734W2142B030
B82734W2172B030
B82734W2202B030
B82734W2232B030
B82734W2262B030
B82734W2322B030
B82734W2462B030
= approval granted
Please read
Cautions and warnings
and
Important notes
at the end of this document.
4
12/16
Power line chokes
Current-compensated D core double chokes
B82734R/W
Impedance |Z| versus frequency f
measured with windings in parallel at +20 °C
typical values
Current derating I
op
/I
R
versus ambient temperature T
A
Please read
Cautions and warnings
and
Important notes
at the end of this document.
5
12/16
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