Aluminum electrolytic capacitors
Alu-X product lines
SMD capacitors
Series/Type:
Date:
Data Sheet
B41142
August 2008
©
EPCOS AG 2008. Reproduction, publication and dissemination of this publication and the infor-
mation contained therein without EPCOS’ prior express consent is prohibited.
Long-life grade capacitors
Applications
SMD capacitors
Low impedance – 105
°C
SMD capacitors
Low impedance – 105
°C
B41142
B41142
■
Low impedance applications
Features
■
Very low impedance
■
RoHS-compatible
■
Load life of 3000 hours at 105
°C
(∅ 6.3
×
7.7: 2000 hours)
Construction
■
Surface mounting device
■
Minus pole marking on the case
Delivery mode
■
Taped and reeled
Specifications and characteristics in brief
Rated voltage V
R
Operating temperature range
Rated capacitance C
R
(20
°C,
120 Hz)
Capacitance tolerance
Load life
(105
°C,
V
R
)
6.3 … 35 V DC
–55
°C
… +105
°C
47 … 1500
µF
±20%
M
Requirements:
3000 h
∅
6.3
×
7.7:
∆C/C ≤ ±30%
of initial value
2000 hours tan
δ ≤
2 times initial specified limit
I
leak
≤
initial specified limit
C
R
V
R
-
I
leak
≤
0.01 µA
⋅
⎛
-------
⋅
------
⎞
or 3 µA, whichever is greater
⎝
µF V
⎠
V
R
(V DC)
Z
(
–
25 °C
)
--------------------------
-
Z
(
+20 °C
)
Z
(
–
40 °C
)
--------------------------
-
Z
(
+20 °C
)
6.3
2
4
10
2
4
16
2
4
25
2
3
35
2
3
Leakage current I
leak
(20
°C,
after 2 minutes)
Low temperature stability
(impedance ratio)
(120 Hz)
Shelf life
After storage for 1000 h at 105
°C,
the capacitors shall meet
the requirement of load life test after reforming process. Af-
ter test: V
R
to be applied for 30 minutes, 24 to 48 hours be-
fore measurement.
50 Hz
0.35
120 Hz
0.50
300 Hz 1 kHz
≥10
kHz
0.64
0.83
1.00
Frequency multiplier
for rated ripple current
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
08/08
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