Aluminum electrolytic capacitors
Capacitors with screw terminals
Series/Type:
Date:
B41456, B41458
November 2012
© EPCOS AG 2012. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
Capacitors with screw terminals
Compact
85
°C
B41456, B41458
Long-life grade capacitors
Applications
General industrial electronics
For switch-mode power supplies in professional equipment
Features
High ripple current capability
Compact design
High reliability
Long useful life
All-welded construction ensures reliable electrical contact
Version with low-inductance design available
RoHS-compatible
Construction
Charge-discharge proof, polar
Aluminum case with insulating sleeve
Poles with screw terminal connections
Mounting with ring clips, clamps or threaded stud
The bases of types with threaded stud are not insulated
B41456
B41458
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 17
B41456, B41458
Compact
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
(20
°C,
5 min)
Self-inductance ESL
Approx. 20 nH
Capacitors with low-inductance design:
d
≥
64.3 mm: approx. 13 nH
16 ... 100 V DC
1.15 V
R
2200 ... 680000 µF
±20%
M
Useful life
1)
85
°C;
V
R
; I
AC,R
40
°C;
V
R
; 2.9 I
AC,R
Requirements:
> 12000 h
∆C/C
≤ ±45%
of initial value
> 200000 h
ESR
≤
3 times initial specified limit
I
leak
≤
initial specified limit
Voltage endurance test
Post test requirements:
85
°C;
V
R
2000 h
∆C/C
≤ ±15%
of initial value
ESR
≤
1.3 times initial specified limit
I
leak
≤
initial specified limit
Vibration resistance test To IEC 60068-2-6, test Fc:
Frequency range 10 ... 55 Hz, displacement amplitude 0.75 mm,
acceleration max. 10
g,
duration 3
×
2 h.
Capacitor mounted by its body which is rigidly clamped to the work
surface.
IEC climatic category
Detail specification
Sectional specification
To IEC 60068-1:
40/085/56 ( 40
°C/+85 °C/56
days damp heat test)
Similar to CECC 30301-810
IEC 60384-4
Ripple current capability
Due to the ripple current capability of the contact elements, the following current upper limits must
not be exceeded:
Capacitor diameter
I
AC,max
≤
51.6 mm
34 A
64.3 mm
45 A
76.9 mm
57 A
1) Refer to chapter "General technical information, 5 Useful life" on how to interpret useful life.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 3 of 17
B41456, B41458
Compact
85
°C
Dimensional drawings
B41456
Ring clip/clamp mounting
B41458
Threaded stud mounting
Screw terminals with UNF threads are available upon request.
Dimensions and weights
Ter-
minal
M5
M5
M5
M5
M5
M5
M6
M6
M6
Dimensions (mm) with insulating sleeve
d
l
±1
l
1
±1
l
2
+0/ 1 d
1
35.7 +0/ 0.8
35.7 +0/ 0.8
35.7 +0/ 0.8
51.6 +0/ 0.8
51.6 +0/ 0.8
64.3 +0/ 0.8
76.9 +0/ 0.7
76.9 +0/ 0.7
76.9 +0/ 0.7
55.7
80.7
105.7
80.7
105.7
105.7
105.7
143.2
220.7
62.2
87.2
112.2
87.2
112.2
112.2
111.5
149.0
226.5
13
13
13
17
17
17
17
17
17
M8
M8
M8
M12
M12
M12
M12
M12
M12
Approx.
weight (g)
65
105
135
220
280
440
620
840
1300
d
2
max. a +0.2/ 0.4
8.2
8.2
8.2
10.2
10.2
13.2
17.7
17.7
17.7
12.7
12.7
12.7
22.2
22.2
28.5
31.7
31.7
31.7
For low-inductance design the following deviation applies:
d = 64.3 mm: l
1
0.7 mm
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 4 of 17
B41456, B41458
Compact
85
°C
Packing
Capacitor
diameter d (mm)
35.7
51.6
64.3
length l
(mm)
all
all
all
Packing units
(pcs.)
36
36
25
Capacitor
diameter d (mm)
76.9
length l
(mm)
105.7 - 143.2
220.7
Packing units
(pcs.)
16
12
For ecological reasons the packing is pure cardboard.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 5 of 17
