Capacitors with Soldering Star
125
°C
B 41 784
B 43 784
SIKOREL
®
125, LL grade
Extremely high reliability and long useful life
Construction
q
Charge-discharge proof, polar
q
Aluminum case, partially insulated
q
Solder pin terminals on mounting base that is securely
welded to case, ensuring perfect electrical contact
q
Positive pole connection brought out axially at center
q
Negative pole connected to two or three solder pins of
the mounting base
Features
q
q
q
q
q
q
q
Extremely high reliability and long useful life
Very wide temperature range
Can be operated at temperatures of up to 145 ˚C
1)
Outstanding parametric stability
High ripple current capability
Shelf life up to 10 years (for B 41 784)
Pinning ensures correct insertion
Applications
q
High-reliability equipment in industrial
and automotive electronics
Specifications and characteristics in brief
B 41 784 (SIKOREL)
Rated voltage
U
R
Surge voltage
U
S
Rated capacitance
C
R
Capacitance tolerance
Useful life
40 ˚C,
U
R
85 ˚C,
U
R
;
I~
max
125 ˚C,
U
R
;
I~
R
Failure percentage
Failure rate
> 200 000 h (3,5 ·
I~
R,125˚C
)
> 15 000 h
>
3 000 h
≤
0,5 %
(during useful life)
≤
10 fit
(≤ 10 · 10
– 9
/h)
> 200 000 h (3,2 ·
I~
R,125˚C
)
> 10 000 h
> 2 000 h
≤
1%
(during useful life)
≤
20 fit
(≤ 20 · 10
– 9
/h)
10 … 100 V–
1,15 ·
U
R
47 … 4 700
µF
– 10/+ 50 %
T
B 43 784 (LL grade)
160 … 400 V–
1,15 ·
U
R
(for
U
R
≤
250 V–)
1,10 ·
U
R
(for
U
R
≥
350 V–)
6,8 … 220
µF
– 10/+ 50 %
T
1) Operation at 145 ˚C and 0,6
I~
max
permissible for a total of 500 h.
330
Siemens Matsushita Components
B 41 784
B 43 784
Specifications and characteristics in brief
B 41 784 (SIKOREL)
Voltage endurance test
Leakage current
I
lka
(5 min, 20
°C)
Self-inductance
L
ESL
2 000 h, 125
°C
(at
U
R
)
B 43 784 (LL grade)
2 000 h, 125
°C
(at
U
R
)
C
R
U
R 0,7
I
lka
≤
0,3
µA ⋅
-------
⋅
-------
+
4
µA
-
µF
V-
Diam.
d
Length
l
20 mm
25 mm
30 mm
39 mm
−
12 mm
6
7
8
−
14 mm
−
8
9
16 mm
−
−
10
11
18 mm
−
−
−
14
Approx.
L
ESL
(nH)
IEC climatic category
in accordance with IEC 68–1
≤
100 V–: 55/125/56 (–55
°C/+125 °C,
56 days damp heat test)
≥
160 V–: 25/125/56 (–25
°C/+125 °C,
56 days damp heat test)
similar to CECC 30 301-802
IEC 384–4
in accordance with IEC 68–2–6, test Fc:
displacement amplitude 0,75 mm, frequency range 10
…
55 Hz,
acceleration max. 10
g,
duration 3
×
2 h
Detail specification
Sectional specification
Vibration resistance
Siemens Matsushita Components
331
B 41 784
B 43 784
Dimensional drawing
Mounting holes
d
= 12 … 14 mm
d
= 16 … 18 mm
Positive pole
Soldering star and
supports are connected
to the negative pole
Supporting pin rest
KAL0107-D
Dimensions (mm)
d
×
l
d
max
×
l
max
12
×
20
12
×
25
12
×
30
14
×
25
14
×
30
16
×
30
16
×
39
18
×
39
13,5
×
22,5
13,5
×
27
13,5
×
32
15,5
×
27
15,5
×
32
17,5
×
32
17,5
×
41,5
19,5
×
41,5
a
±
0,1
12,5
12,5
12,5
14,5
14,5
16,5
16,5
18,5
c
±
0,1
Approx
weight (g)
3,8
4,5
5,4
Packing units
(pieces)
640
480
480
480
480
300
200
200
3,0
6,1
7,2
9,4
12,2
15,4
The PC-board hole arrangement specified above is based on circular arcs.
If, however, the mounting holes have to be matched to a standard drilling raster, a spacing of
1,27 mm (
1
/
20
˝) has proved to be sufficiently accurate if the following arrangements are used:
d
= 12 mm
d
= 14 mm
d
= 16 mm
d
= 18 mm
1,27
KAL0356-I
KAL0357-R
ø1,5+0,1
KAL0358-Z
KAL0359-8
332
Siemens Matsushita Components
B 41 784
B 43 784
Overview of available types
Type B 41 784
U
R
(V–)
C
R
(µF)
47
100
150
220
330
470
680
1 000
2 200
3 300
4 700
10
16
25
40
63
100
12
×
20
Case dimensions
d
×
l
(mm)
12
×
20
12
×
20
12
×
20
12
×
20
12
×
20
12
×
30
16
×
30
18
×
39
12
×
25
14
×
30
16
×
39
18
×
39
12
×
30
16
×
30
18
×
39
14
×
30
16
×
39
16
×
39
18
×
39
12
×
25
14
×
30
16
×
30
18
×
39
12
×
30
Type B 43 784
U
R
(V–)
C
R
(µF)
6,8
10
15
22
33
47
68
100
150
220
160
250
350
400
12
×
20
Case dimensions
d
×
l
(mm)
12
×
20
12
×
20
12
×
20
12
×
25
12
×
30
14
×
30
18
×
39
12
×
25
12
×
30
14
×
30
16
×
39
18
×
39
14
×
30
16
×
30
16
×
39
18
×
39
14
×
30
16
×
30
16
×
39
18
×
39
12
×
25
The above capacitance and voltage ratings are available in different cases upon request. Other
capacitance and voltage ratings are also available upon request.
Siemens Matsushita Components
333
B 41 784
B 43 784
Technical data and ordering codes
U
R
C
R
µF
470
1 000
2 200
4 700
330
470
1 000
2 200
3 300
220
470
1 000
2 200
150
220
470
1 000
100
220
470
680
47
100
220
330
V–
10
Case
dimensions
d
×
l
mm
12
×
20
12
×
30
16
×
30
18
×
39
12
×
20
12
×
25
14
×
30
16
×
39
18
×
39
12
×
20
12
×
30
16
×
30
18
×
39
12
×
20
12
×
25
14
×
30
16
×
39
12
×
20
14
×
30
16
×
39
18
×
39
12
×
20
12
×
30
16
×
30
18
×
39
R
ESR, max
100 Hz
20
°C
mΩ
650
310
150
75
650
460
220
105
75
700
330
160
80
730
500
240
115
830
360
170
125
1750
900
430
250
Z
max
20 kHz
20
°C
mΩ
570
270
130
65
540
380
180
90
65
550
260
130
65
510
350
170
80
570
260
125
90
1200
650
310
180
I~
max
100 Hz
40
°C
A
1,9
3,2
5,3
8,7
1,7
2,3
4,0
6,8
8,4
1,5
2,9
4,6
8,0
1,5
2,1
3,4
6,1
1,3
2,7
4,6
6,5
0,90
1,6
2,5
4,2
I~
max
100 Hz
85
°C
A
1,4
2,4
3,9
6,4
1,3
1,7
2,9
5,0
6,2
1,1
2,1
3,4
5,9
1,1
1,5
2,5
4,5
1,0
2,0
3,4
4,8
0,60
1,1
1,8
3,1
I~
R
100 Hz
125
°C
A
0,50
0,85
1,4
2,3
0,45
0,60
1,1
1,8
2,2
0,40
0,75
1,2
2,1
0,40
0,55
0,90
1,6
0,35
0,70
1,2
1,7
0,23
0,41
0,65
1,1
Ordering
code
1)
Short code
-A3477-T
-A3108-T
-A3228-T
-A3478-T
-A4337-T
-A4477-T
-A4108-T
-A4228-T
-A4338-T
-A5227-T
-A5477-T
-A5108-T
-A5228-T
-A7157-T
-A7227-T
-A7477-T
-A7108-T
-A8107-T
-A8227-T
-A8477-T
-A8687-T
-A9476-T
-A9107-T
-A9227-T
-A9337-T
B41784-
16
25
40
63
100
1) To obtain the required ordering code, prefix the type number to the short code. E. g.: B41784-A3477-T
334
Siemens Matsushita Components
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