B32584 Просмотр технического описания (PDF) - EPCOS AG

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Компоненты Описание

производитель

B32584

Metallized Polyester (MKT/MFT)

EPCOS AG 

MFT

B 32 582 …

B 32 584

Technical data

Climatic category

in accordance with IEC 60068-1

Lower category temperature Tmin

Upper category temperature Tmax

Damp heat test

Limit values after damp heat test

Reliability:

Reference conditions

Failure rate

Service life

Failure criteria:

Total failure

Failure due to variation

of parameters

DC test voltage

Category voltage VC

Operation with dc voltage or

ac voltage Vrms up to 60 Hz

Category voltage for

short operating periods

Dissipation factor tan δ (in 10−3)

at 20 °C

(upper limit values)

40/120/56

− 40 °C

+ 120 °C

56 days/40 °C/93 % relative humidity

Capacitance change |∆C/C|

Dissipation factor change ∆ tan δ

Insulation resistance Ris

≤5%

≤ 5 ⋅ 10−3 (at 1 kHz)

≥ 50 % of minimum

as-delivered values

0,5 ⋅ VR; 40 °C

2 ⋅ 10−9/h = 2 fit

For a conversion table for other operating conditions and tem-

peratures, refer to chapter “Quality assurance”, page 327.

200 000 h

Short circuit or open circuit

Capacitance change |∆C/C|

> 10 %

Dissipation factor tan δ

> 4 ⋅ upper limit value

Insulation resistance Ris

< 1500 MΩ

1,6 ⋅ VR, 2 s

T ≤ 85 °C: VC = 1,0 ⋅ VR or 1,0 ⋅ Vrms

T = 100 °C: VC = 0,8 ⋅ VR or 0,8 ⋅ Vrms

T = 120 °C: VC = 0,5 ⋅ VR or 0,5 ⋅ Vrms

T ≤ 100 °C: VC = 1,25 ⋅ VR or 1,0 ⋅ Vrms for max. 2000 h

T ≤ 125 °C: VC = 0,6 ⋅ VR or 0,5 ⋅ Vrms for max. 1000 h

at 1 kHz: 8 ⋅ 10−3

at 10 kHz: 15 ⋅ 10−3

at 100 kHz: 25 ⋅ 10−3

Insulation resistance Ris

at 20 °C, rel. humidity ≤ 65 %

(minimum as-delivered values)

> 10 GΩ

112 12/00

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