Snap-in capacitors B43255
Long life – 105 °C
2 04/08
Please read Cautions and warnings and
Important notes at the end of this document.
Long life grade capacitors
Applications
■ Frequency converters
■ Professional power supplies in industrial electronics
Features
■ High reliability
■ High CV product
■ RoHS-compatible
■ Long load life of 5000 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
Specifications and characteristics in brief
Rated voltage V
R
200 … 450 V DC
Operating temperature
range
V
R
≤ 400 V DC: –40 °C … +105 °C
V
R
≥ 450 V DC: –25 °C … +105 °C
Rated capacitance C
R
(20 °C, 120 Hz)
47 … 1500 µF
Capacitance tolerance ±20% M
Load life
(105 °C, V
R
, I
AC,R
)
5000 h Requirements:
∆C/C ≤ ±20% of initial value
tan δ≤ 2 times initial specified limit
I
leak
≤ initial specified limit
Leakage current I
leak
(20 °C, after 5 minutes)
Dissipation factor (max.)
(20 °C, 120 Hz)
V
R
(V DC) 200 ... 400 450
tan δ 0.15 0.20
Low temperature stability
(impedance ratio)
(120 Hz)
V
R
(V DC) 200 ... 400 450
48
Shelf life After storage for 1000 h at 105 °C, the capacitors shall meet the require-
ment of load life test after reforming process. After test: V
R
to be applied
for 30 minutes, 24 to 48 hours before measurement.
Frequency multiplier
for rated ripple current
50 Hz 120 Hz 1 kHz 10 kHz 20 kHz
0.90 1.00 1.20 1.50 1.55
Temperature multiplier
for rated ripple current
+40 °C +55 °C+70 °C +85 °C +105 °C
2.7 2.5 2.1 1.7 1.0
I
leak
0.02 µA
C
R
µF
-------
V
R
V
-------
⋅
⎝⎠
⎛⎞
⋅≤
Z 25 °C–()
Z +20 °C()
---------------------------
Snap-in capacitors B43255
Long life – 105 °C
AEC-C_B43255.book Seite 2 Mittwoch, 16. April 2008 1:56 13
