1) Test criteria must be met after exposure to damp heat for 21 days
Technical data
Operating temperature range Max. operating temperature T
op,max
+125 °C
Upper category temperature T
max
+125 °C
Lower category temperature T
min
55 °C
Rated temperature T
R
+85 °C
Dissipation factor tan δ (in 10
-3
) at C
R
≤ 1 µF C
R
> 1 µF
at 20 °C
1 kHz 8 10
(upper limit values) 10 kHz 15
Time constant τ = C
R
R
ins
2500 s
at 20 °C, rel. humidity ≤ 65%
(minimum as-delivered values)
DC test voltage 1.6 V
R
, 2 s
Category voltage V
C
T
A
(°C) DC voltage derating AC voltage derating
(continuous operation with V
DC
T
A
≤ 85 V
C
= V
R
V
C,RMS
= V
RMS
or V
AC
at f ≤ 60 Hz) 85<T
A
≤125 V
C
= V
R
(165T
A
)/80 V
C,RMS
=V
RMS
(165T
A
)/80
Max. charging voltage C
ch
1.2 V
R
for ≤ 1 s
Damp heat test 56 days
1)
/40 °C/93% relative humidity
Limit values after damp Capacitance change ∆C/C ≤ 5%
heat test Dissipation factor change ∆ tan δ ≤ 3 10
-3
(at 1 kHz)
≤ 5 10
-3
(at 10 kHz)
Time constant τ = C
R
R
ins
≥ 50% of minimum
as-delivered values
Reliability:
Failure rate λ 1 fit (≤ 2 10
-9
/h) at 0.5 V
R
, 40 °C
Service life t
SL
200 000 h at 1.0 V
R
, 85 °C
For conversion to other operating conditions and temperatures,
refer to chapter "Quality, 2 Reliability".
Failure criteria:
Total failure Short circuit or open circuit
Failure due to variation Capacitance change ∆C/C > 10%
of parameters Dissipation factor tan δ > 2 upper limit value
Time constant τ = C
R
R
ins
< 50 s
B32572, B32573
Ignition (stacked) SilverCap
TM
Page 6 of 19Please read Cautions and warnings and
Important notes at the end of this document.
