AEC-C_B41252_B43252.book Seite 1 Mittwoch, 16. April 2008 1:08 13
Aluminum electrolytic capacitors
Alu-X product lines
Snap-in capacitors
Series/Type: B41252, B43252
Data Sheet
Date: April 2008
© EPCOS AG 2008. Reproduction, publication and dissemination of this publication and the infor-
mation contained therein without EPCOS’ prior express consent is prohibited.AEC-C_B41252_B43252.book Seite 2 Mittwoch, 16. April 2008 1:08 13
Snap-in capacitors B41252, B43252
Standard series –105°C
Snap-in capacitors B41252, B43252
Standard series –105°C
General-purpose grade capacitors
Applications
■ Switch-mode power supplies in industrial and entertainment electronics
Features
■ High ripple current capability
■ RoHS-compatible
■ Load life of 2000 h at 105 °C
Construction
■ Aluminum case, fully insulated
■ Snap-in solder pins to hold component in place on PC-board
■ Minus pole marking on the insulating sleeve
■ Case with safety vent
Please read Cautions and warnings and
Important notes at the end of this document. 2 04/08AEC-C_B41252_B43252.book Seite 3 Mittwoch, 16. April 2008 1:08 13
Snap-in capacitors B41252, B43252
Standard series –105°C
Specifications and characteristics in brief
Rated voltage V 10 … 500VDC
R
Operating tempera- V ≤ 250 VDC: –40°C … +105°C
R
ture range V ≥ 315 VDC: –25°C … +105°C
R
Rated capacitance C 47 … 56000µF
R
(20°C, 120Hz)
Capacitance tolerance ±20% M
Load life 2000h Requirements:
(105°C, V , I ) ∆C/C ≤ ±20% of initial value
R AC,R
tanδ ≤ 2 times initial specified limit
I ≤ initial specified limit
leak
L (2e 0a °k Ca ,g ae f tc eu r r 5r e mn it n uI le teak s) I leak≤0.02 µA⋅⎛ ⎝-C µ--- F-R--⋅V -- V---R-- ⎠⎞
Dissipation factor V (VDC) 10 16 25 35 50 63 ... 100 160 ... 250 ... 450 ... 500
R
(max.) 80 200 400
(20°C, 120 Hz) tanδ 0.45 0.35 0.30 0.20 0.20 0.15 0.15 0.12 0.15 0.20
Low temperature sta- V (VDC) 10 ... 16 25 35 50 ... 63 80 ... 100 160 ... 250 ... 450 ...
R
bility (impedance ratio) 200 400 500
(120Hz) Z(–25 °C) 4 3 3 2 2 3 4 8
---------------------------
Z(+20 °C)
Z(–40 °C) 15 10 8 6 5 6 – –
---------------------------
Z(+20 °C)
Shelf life After storage for 1000h at 105°C, the capacitors shall meet the requirement
of load life test after reforming process. After test: V to be applied for
R
30minutes, 24 to 48 hours before measurement.
Frequency multiplier 50 Hz 120 Hz 1 kHz 10 kHz 20 kHz
for rated ripple ≤50 V 0.95 1.00 1.10 1.15 1.15
current
63 ... 100V 0.95 1.00 1.16 1.30 1.33
>100 V 0.90 1.00 1.20 1.50 1.55
Temperatur multiplier +40 °C +55 °C +70 °C +85 °C +105 °C
for rated ripple 2.7 2.5 2.1 1.7 1.0
current
Please read Cautions and warnings and
Important notes at the end of this document. 3 04/08Snap-in capacitors B41252, B43252
Standard series –105°C
Dimensional drawing
Minus pole marking
Mounting
holes
KAL1095-Q-E
* = Shorter terminal (4.0 ± 0.5) is also available upon request.
Please read Cautions and warnings and
Important notes at the end of this document. 4 04/08
.xam
1+d
0.8±0.1
*1±0.6
˚ 5
2
1˚±
Base 4
0.8±0.1
1.5±0.1
Safety vent
on the base
ø2±0.1
10±0.2
.xam
2+l
AEC-C_B41252_B43252.book Seite 4 Mittwoch, 16. April 2008 1:08 13