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B32231 Datasheet(PDF) 6 Page - EPCOS

Part No. B32231
Description  Metallized Polyester Film Capacitors (MKT)
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Maker  EPCOS [EPCOS]
Homepage  http://www.epcos.com
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B32231 Datasheet(HTML) 6 Page - EPCOS

   
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Technical data
Operating temperature range
Max. operating temperature Top,max
+100
°C
Upper category temperature Tmax
+100
°C
Lower category temperature Tmin
40
°C
Rated temperature TR
+85
°C
Dissipation factor tan
δ (in 10-3) at
0.10
µF < C
R
≤ 1 µF
CR > 1
µF
at 20
°C
1 kHz
10
10
(upper limit values)
10 kHz
25
Insulation resistance Rins
VR
CR
≤ 0.33 µF
CR > 0.33
µF
or time constant
τ = C
R
Rins
100 VDC
3750 M
1250 s
at 20
°C, rel. humidity ≤ 65%
≥ 250 VDC 7500 MΩ
2500 s
(minimum as-delivered values)
DC test voltage
1.4
VR, 2 s
Category voltage VC
TA (
°C)
DC voltage derating
AC voltage derating
(continuous operation with VDC
TA
≤ 85
VC = VR
VC,rms = Vrms
or VAC at f
≤ 60 Hz)
85<TA
≤100 V
C = VR
(165 TA)/80
VC,rms=Vrms (165 TA)/80
Operating voltage Vop for
TA (
°C)
DC voltage (max. hours) AC voltage (max. hours)
short operating periods
TA
≤ 100
Vop = 1.25 VC (2000 h) Vop = 1.0 VC,rms (1000 h)
(VDC or VAC at f
≤ 60 Hz)
Damp heat test
21 days/40
°C/93% relative humidity
Limit values after damp
Capacitance change
∆C/C
≤ 5%
heat test
Dissipation factor change
∆ tan δ
≤ 5 10-3 (at 1 kHz)
≤ 7 10-3 (at 10 kHz)
Insulation resistance Rins
≥ 20% of minimum
or time constant
τ = C
R
Rins
as-delivered values
B32231
General purpose (wound)
6


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