Aluminum electrolytic capacitors
Capacitors with 4-pin snap-in terminals and solder
pins
Series/Type:
Date:
B43511, B43521
November 2008
© EPCOS AG 2008. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
Capacitors with 4-pin snap-in terminals and solder pins
Outstanding ripple current
85
°C
B43511, B43521
Long-life grade capacitors
Applications
Frequency converters
Switch-mode power supplies in industrialand consumer
electronics
Uninterruptible power supplies
Features
Voltage derating (0.93 V
R
) enables 105
°C
operation,
more details available upon request
Long useful life
Outstanding ripple current capability
High volumetric efficiency
Many different case sizes
Pinning ensures correct insertion
RoHS-compatible
Construction
Charge/discharge-proof, polar
Aluminum case, fully insulated with PVC
Version with additional PET insulation cap on terminal side
available for insulating the capacitor from the PCB (B43511
only)
Overload protection by safety vent in case
Terminals
4-pin snap-in terminals (6.3 mm and 4.5 mm length)
Solder pin mounting on printed circuit boards, pins fit
standardized spacings on PCB
B43511
B43521
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 19
B43511, B43521
Outstanding ripple current
85
°C
Specifications and characteristics in brief
Rated voltage V
R
Surge voltage V
S
Rated capacitance C
R
Capacitance tolerance
Leakage current I
leak
(5 min, 20
°C)
Self-inductance ESL
Useful life
85
°C;
V
R
; I
AC,R
40
°C;
V
R
; 1.6 I
AC,R
Approx. 20 nH
> 12000 h
> 200000 h
Requirements:
∆C/C
≤ ±30%
of initial value
ESR
≤
3 times initial specified limit
I
leak
≤
initial specified limit
Post test requirements:
≤ ±10%
of initial value
∆C/C
≤
1.3 times initial specified limit
ESR
≤
initial specified limit
I
leak
350 ... 450 V DC
1.1 V
R
390 ... 2200 µF
±20%
M
Voltage endurance test
85
°C;
V
R
3000 h
Vibration resistance
test
To IEC 60068-2-6, test Fc:
Displacement amplitude 0.35 mm, frequency range 10 ... 55 Hz,
acceleration max. 5
g,
duration 3
×
2 h.
Capacitor mounted by its body which is rigidly clamped to the work
surface.
Max. impedance ratio
at 100 Hz
V
R
Z
-25
°
C
/ Z
20
°
C
Z
-40
°
C
/ Z
20
°
C
≤
400 V
4
7
> 400 V
7
14
Characteristics at low
temperature
IEC climatic category
To IEC 60068-1:
V
R
≤
400 V DC: 40/085/56 ( 40
°C/+85 °C/56
days damp heat test)
V
R
> 400 V DC: 25/085/56 ( 25
°C/+85 °C/56
days damp heat test)
The capacitors can be operated in the temperature range of
40
°C
to +85
°C
but the impedance at 40
°C
should be taken into
consideration.
Similar to CECC 30301-805
IEC 60384-4
Detail specification
Sectional specification
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 3 of 19
B43511, B43521
Outstanding ripple current
85
°C
Dimensional drawings
B43511, 4-pin snap-in terminals, PVC insulation
Dimensions
(mm)
d +1 l
±2
35
35
35
35
35
40
40
40
40
40
40
45
45
45
45
45
45
Standard snap-in terminals:
length (6.3
±1)
mm.
Also available with length of (4.5
50
60
70
80
100
40
50
60
70
80
100
40
50
60
70
80
100
Approx.
weight (g)
63
76
88
101
126
71
89
107
125
143
178
90
113
136
158
181
226
Packing
units (pcs.)
60
36
36
36
36
33
33
33
33
33
33
28
28
28
28
28
28
1) mm.
All pin holes must be drilled into the
PC-board, since the unconnected pins serve
as mountings. These pins must be soldered
to isolated pads or pads with the same
potential as the negative pole.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 4 of 19
B43511, B43521
Outstanding ripple current
85
°C
B43511, 4-pin snap-in terminals, PVC insulation and PET insulation cap on terminal side
Dimensions
(mm)
d +1.4 l +2.2/ 2
35
35
35
35
35
40
40
40
40
40
40
45
45
45
45
45
45
Standard snap-in terminals:
length 6.3 +1/ 1.4 mm. Also available with length
of 4.5 1.4 mm. PET insulation cap is positioned
under the insulation sleeve.
All pin holes must be drilled into the PC-board,
since the unconnected pins serve as mountings.
These pins must be soldered to isolated pads or
pads with the same potential as the negative
pole.
50
60
70
80
100
40
50
60
70
80
100
40
50
60
70
80
100
Approx.
weight (g)
63
76
88
101
126
71
89
107
125
143
178
90
113
136
158
181
226
Packing
units (pcs.)
60
36
36
36
36
33
33
33
33
33
33
28
28
28
28
28
28
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 5 of 19
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