AEC-C_B41231_B43231.book Seite 1 Mittwoch, 16. April 2008 2:27 14
Aluminum electrolytic capacitors
Alu-X product lines
Snap-in capacitors
Series/Type: B41231, B43231
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_B41231_B43231.book Seite 2 Mittwoch, 16. April 2008 2:27 14
Snap-in capacitors B41231, B43231
Standard series –85°C
Snap-in capacitors B41231, B43231
Standard series –85°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 85 °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_B41231_B43231.book Seite 3 Mittwoch, 16. April 2008 2:27 14
Snap-in capacitors B41231, B43231
Standard series –85°C
Specifications and characteristics in brief
Rated voltage V 10 … 500VDC
R
Operating tempera- V ≤ 250 VDC: –40°C … +85°C
R
ture range V ≥ 315 VDC: –25°C … +85°C
R
Rated capacitance C 56 … 68000µF
R
(20°C, 120Hz)
Capacitance tolerance ±20% M
Load life 2000h Requirements:
(85°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 Cag , ae f tc eu r r 5re mnt in I ule ta ek s) I leak≤0.02 µA⋅⎛ ⎝-C µ--- F-R--⋅V -- V---R-- ⎠⎞
Dissipation factor V 10 16 25 35 50 63 80 100 160 ... 250 ... 450 ...
R
(max.) (VDC) 200 400 500
(20°C, 120 Hz) tanδ 0.50 0.50 0.40 0.40 0.30 0.25 0.20 0.15 0.12 0.15 0.20
Low temperature V (VDC) 10 16 ... 160 200 ... 250 315 ... 400 450 ... 500
R
stability Z(–25 °C) 5 4 7 8 8
(impedance ratio) Z----- (-- +---- 2--- 0--- -- °-- C------ )
(120Hz)
Z(–40 °C) 18 15 12 – –
---------------------------
Z(+20 °C)
Shelf life After storage for 1000h at 85°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 current ≤50 V 0.95 1.00 1.10 1.15 1.15
63 ... 100V 0.95 1.00 1.16 1.30 1.33
≥160 V 0.90 1.00 1.20 1.50 1.55
Temperature multiplier +40 °C +55 °C +70 °C +85 °C
for rated ripple current <160 V 2.1 2.1 1.5 1.0
≥160 V 1.7 1.5 1.3 1.0
Please read Cautions and warnings and
Important notes at the end of this document. 3 04/08Snap-in capacitors B41231, B43231
Standard series –85°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_B41231_B43231.book Seite 4 Mittwoch, 16. April 2008 2:27 14
Insulating
sleeveAEC-C_B41231_B43231.book Seite 5 Mittwoch, 16. April 2008 2:27 14