Aluminum electrolytic capacitors
Snap-in capacitors
Series/Type:
Date:
B43548
December 2019
© TDK Electronics AG 2019. Reproduction, publication and dissemination of this publication, enclosures hereto
and the information contained therein without TDK Electronics' prior express consent is prohibited.
Snap-in capacitors
Outstanding ripple current, compact
105
°C
B43548
Long-life grade capacitors
Applications
Servo drives
Frequency converters
Solar inverters
Uninterruptible power supplies
Professional power supplies
Medical appliances
Not for automotive applications unless otherwise specified
Features
Outstanding ripple current capability
Improved charge/discharge robustness
Base cooling available upon request for case sizes with
diameters of 30 to 35 mm and lengths of 35 to 55 mm
Very high CV product, compact
High reliability
Extremely improved performance at high frequencies
Very low ESR at operating conditions above 50
°C
Optimized internal thermal resistance
Capacitors with all insulation versions pass the needle flame
test according to IEC 60695-11-5 for all flame exposure times
up to 120 s
RoHS-compatible
Construction
Rapid charge/discharge-proof, polar
Aluminum case, fully insulated with PET
Version with PVC insulation available upon request
Version with PVC insulation and additional PET insulation cap
on terminal side available for insulating the capacitor from the
PCB
Snap-in solder pins to hold component in place on PC-board
Minus pole marking on case surface
Minus pole not insulated from case
Overload protection by safety vent on the case wall
Terminals
Standard version with 2 terminals,
2 lengths available: 6.3 and 4.5 mm
3 terminals to ensure correct insertion: length 4.5 mm
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 18
B43548
Outstanding ripple current, compact
105
°C
Specifications and characteristics in brief
Rated voltage V
R
Surge voltage V
S
Rated capacitance C
R
Capacitance tolerance
Dissipation factor tan
δ
(20
°C,
120 Hz)
Leakage current I
leak
(5 min, 20
°C)
Self-inductance ESL
Useful life
1)
105
°C;
V
R
; I
AC,R
Approx. 20 nH
> 3000 h
Requirements:
ΔC/C
≤
20% of initial value
tan
δ
≤
2 times initial specified limit
I
leak
≤
initial specified limit
Post test requirements:
ΔC/C
≤
10% of initial value
tan
δ
≤
1.3 times initial specified limit
I
leak
≤
initial specified limit
Requirements:
ΔC/C
≤
20% of initial value
tan
δ
≤
2 times initial specified limit
I
leak
≤
initial specified limit
400 ... 500 V DC
1.10 V
R
68 ... 820 μF
±20%
M
tan
δ ≤
0.15
Voltage endurance test
105
°C;
V
R
2000 h
Rapid charge/discharge > 50 million cycles
≤
35
°C; ΔV ≤
150 V; 6 Hz
V
R
= 400 ... 450 V
Vibration resistance
test
To IEC 60068-2-6, test Fc:
Frequency range 10 Hz ... 55 Hz, displacement amplitude 0.35 mm,
acceleration max. 5
g,
duration 3
×
2 h.
Capacitor mounted by its body which is rigidly clamped to the work
surface.
Max. impedance
V
R
400 V
450 V 500 V
ratio at 100 Hz
Z
-25
°
C
/ Z
20
°
C
4
5
3
Z
-40
°
C
/ Z
20
°
C
14
16
7
To IEC 60068-1:
V
R
≤
450 V DC: 25/105/56 ( 25
°C/+105 °C/56
days damp heat test)
V
R
= 500 V DC: 40/105/56 ( 40
°C/+105 °C/56
days damp heat test)
The capacitors can be operated in the temperature range of
40
°C
to +105
°C
but the impedance at 40
°C
must be taken into
consideration.
IEC 60384-4
Characteristics at low
temperature
IEC climatic category
Sectional specification
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 18
B43548
Outstanding ripple current, compact
105
°C
Dimensional drawings
Snap-in capacitors with standard insulation (PET)
Snap-in terminals, length (6.3
±1)
mm.
Also available in a shorter version with a length
of (4.5 1) mm.
Insulation is marked with "PET" on the sleeve.
Safety vent on the case wall.
Dimensions (mm)
d +1
l
±2
25
25
25
30
25
35
25
40
25
45
25
50
25
55
Approx.
weight(g)
13
17
19
22
25
29
32
Packing
units (pcs.)
130
130
130
130
130
130
130
Snap-in capacitors are also available with
3 terminals (length (4.5 1) mm).
Insulation is marked with "PET" on the sleeve.
Safety vent on the case wall.
Dimensions (mm)
d +1
l
±2
30
25
30
30
30
35
30
40
30
45
30
50
30
55
35
25
35
30
35
35
35
40
35
45
35
50
35
55
Approx.
weight(g)
17
23
29
36
41
46
53
22
29
36
41
56
70
81
Packing
units (pcs.)
80
80
80
80
80
80
80
60
60
60
60
60
60
60
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 4 of 18
B43548
Outstanding ripple current, compact
105
°C
Snap-in capacitors with PVC insulation and PET insulation cap on terminal side
Snap-in terminals, length (6.3 +1/ 1.4) mm.
Also available in a shorter version with a length
of (4.5 1.4) mm. PET insulation cap is
positioned under the insulation sleeve.
Safety vent on the case wall.
Dimensions (mm)
Approx.
Packing
d +1.4
l +2.2/ 2 weight(g) units (pcs.)
25
25
13
115
25
30
17
115
25
35
19
115
25
40
22
115
25
45
25
115
25
50
29
115
25
55
32
115
Snap-in capacitors are also available with
3 terminals (length (4.5 1.4) mm).
PET insulation cap is positioned under the
insulation sleeve.
Safety vent on the case wall.
Dimensions (mm)
Approx.
Packing
d +1.4
l +2.2/ 2 weight(g) units (pcs.)
30
25
17
80
30
30
23
80
30
35
29
80
30
40
36
80
30
45
41
80
30
50
46
80
30
55
53
80
35
25
22
60
35
30
29
60
35
35
36
60
35
40
41
60
35
45
56
60
35
50
70
60
35
55
81
60
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 5 of 18
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