Epcos B 43504 Service Manual
www.DataSheet4U.com
Snap-In Capacitors B43504
Compact – 105 °C
B43504
Long-life grade capacitors
Applications
■ Professional switch-mode power supplies in industrial
electronics and in data processing equipment
■ Switch-mode power supplies in entertainment electronics
■ Frequency converters
Features
■ High reliability
■ High CU product, extremely compact
■ Low equivalent series resistance
■ Many different case sizes available for each capacitance value
ESR
Construction
■ Charge-discharge proof, polar
■ Aluminum case, fully insulated
■ 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 (safety vent)
Terminals
■ Standard version with 2 terminals
2 lengths available: 6,3 and 4,5 mm
■ 3 terminals: length 4,5 mm
(terminal arrangement ensures correct insertion)
245 10/02
B43504
Compact – 105 °C
Specifications and characteristics in brief
Rated voltage
Surge voltage
Rated capacitance
U
R
U
S
C
Capacitance tolerance
Dissipation factor tan δ
(20°C, 120 Hz)
Leakage current
I
L
(5 min, 20°C)
Self-inductance
ESL
R
200 … 450 VDC
U
(for
U
(for
≤ 250 VDC)
R
U
≥ 400 VDC)
R
1,15 ·
1,10 ·
R
U
R
47 … 2200 µF
± 20 % M
U
≤ 400 VDC: tan δ ≤ 0,15
R
U
≥ 420 VDC: tan δ ≤ 0,20
R
C
U
R
æö
0,3 µA
⋅
⋅
-------
-------
èø
µF
V
I
≤ 4 µA+
L
Approx. 20 nH
0,7
R
Useful life Requirements:
105°C;
U
85°C;
40°C;
; I~
R
U
; I~
R
U
; 1,9 · I~
R
R
max
R
> 3 000 h
> 6 500 h
> 200 000 h
∆C/C≤ ± 30 % of initial value
tan δ≤ 3 times initial specified limit
I
≤ initial specified limit
L
Failure percentage: ≤ 1 %
Failure rate: ≤ 40 fit (≤ 40 · 10
(for definiton “fit”, refer to chapter
Load life test
105 °C;
U
; I~
R
R
Voltage endurance test
105 °C;
U
R
2 000 h Post test requirements:
∆C/C ≤ ± 20 % of initial value
tan δ≤ 2 times initial specified limit
I
L
2 000 h Post test requirements:
∆
C/C
δ≤ 1,3 times specified limit
tan
I
L
Vibration resistance To IEC 60068-2-6, test Fc:
displacement amplitude 0,35 mm, frequency range 10 … 55 Hz,
g
acceleration max. 5
, duration 3 × 2 h
IEC climatic category To IEC 60068-1:
U
≤ 400 VDC: 40/105/56 (– 40°C/+ 105 °C/56 days damp heat test)
R
U
≥ 420 VDC: 25/105/56 (– 25°C/+ 105 °C/56 days damp heat test)
Detail specification
Sectional specification
R
Similar to CECC 30301-809
IEC 60384-4
“Quality”
≤ initial specified limit
≤ ± 10 % of initial value
≤ initial specified limit
–9
/h)
, page 62)
246 10/02
Dimensional drawings
Minus pole marking
Mounting
holes
B43504
Compact – 105 °C
Minus pole marking
Mounting
holes
KAL0140-J
Snap-in terminals, standard (length 6,3
Also available in a shorter version with a length
± 1mm).
of 4,5 –1 mm. For packing mode and ordering
example see next page.
Dimensions (mm) Approx.
d
+ 1
22
22
22
22
22
25
25
25
25
25
25
l
± 2
25
30
35
40
50
25
30
35
40
45
50
weight (g)
9
12
15
18
24
13
17
19
22
26
30
Packing units
(pieces)
160
160
160
160
160
130
130
130
130
130
130
Snap-in capacitors are also available with
3 terminals (length 4,5 –1mm).
For packing mode and ordering example see
+ 1
.
l
25
30
35
40
45
50
25
30
35
40
45
50
± 2
weight (g)
17
23
29
36
41
47
22
29
36
41
57
72
Packing units
(pieces)
80
80
80
80
80
80
60
60
60
60
60
60
next page
Dimensions (mm) Approx.
d
30
30
30
30
30
30
35
35
35
35
35
35
247 10/02
KAL0324-F
B43504
Compact – 105 °C
Packing of snap-in capacitors
For ecological reasons the packing is pure cardboard. Components can be withdrawn (in full or in
part) in the correct position for insertion.
Ordering codes
Snap-in terminals
Version
Standard terminals (6,3 ± 1) mm M000
Short terminals (4,5 −1) mm M007
3 terminals (4,5 −1) mm M002
Ordering example:
B43504A9107M007
B43504A9107M002
snap-in capacitor with short terminals
}
snap-in capacitor with 3 terminals
}
Identification in 3rd block of ordering code
248 10/02
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