B32682 datasheet(8/19 Pages) EPCOS

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Technical data

Climatic category

in accordance with IEC 60068-1

55/100/56

Lower category temperature Tmin

Upper category temperature Tmax

− 55 °C

+ 100 °C

Damp heat test

56 days/40

°C/93 % relative humidity

Limit values after damp

heat test

Capacitance change |

∆C/C|

≤ 2 %

Dissipation factor change

∆ tan δ ≤ 1,0 ⋅ 10−3 (at 10 kHz)

Insulation resistance Ris

≥ 50 % of minimum

or time constant

τ = CR ⋅ Ris

as-delivered values

Reliability:

Reference conditions

Failure rate

0,5

⋅ VR; 40 °C

⋅ 10−9/h = 1 fit

For a conversion table for other operating conditions and tem-

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

Service life

200 000 h

Failure criteria:

Total failure

Failure due to variation

of parameters

Short circuit or open circuit

Capacitance change |

∆C/C|

> 10 %

Dissipation factor tan

⋅ upper limit values

Insulation resistance Ris

< 1500 MΩ(CR ≤ 0,33µF)

or time constant

τ = C

R ⋅ Ris

< 500 s

R > 0,33µF)

DC test voltage

2,0

⋅ V

R, 2 s

Category voltage VC

Operation with dc voltage or

ac voltage Vrms up to 1 kHz

≤ 85 °C: V

C = 1,0 ⋅ VR or 1,0 ⋅ Vrms

Dissipation factor tan

δ (in 10−3)

at 20

°C

(upper limit values)

Insulation resistance Ris

or time constant

τ = C

R ⋅ Ris

at 20

°C, rel. humidity ≤ 65 %

(minimum as-delivered values)

CR ≤ 0,1 µF

CR > 0,1 µF

1 kHz

–

0,4

10 kHz

0,4

0,5

100 kHz

1,0

–

CR ≤ 0,33 µF

CR > 0,33 µF

100 G

Ω

30 000 s

… B 32 686

B32 682

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