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B41857A7227M00

Single-Ended Capacitors High Reliability – 105 °C

EPCOS AG 

B41857 / B43857

High Reliability – 105 °C

Specifications and characteristics in brief

Type

Rated voltage UR

Surge voltage US

Rated capacitance CR

Capacitance tolerance

Useful life

105 °C; UR; I~R

40 °C; UR; I~R

Requirements:

Voltage endurance test

105 °C; UR

Post test requirements:

Vibration resistance

IEC climatic category

Sectional specification

B41857

10 … 100 VDC

1,15 · UR

0,47 … 4 700 µF

± 20 % M

B43857

160 … 450 VDC

1,1 · UR

0,47 … 220 µF

± 20 % M

> 2 000 h for d ≤ 6,3 mm

> 3 000 h for d = 8 mm

> 5 000 h for d ≥ 10 mm

> 200 000 h for d ≤ 6,3 mm

> 250 000 h for d = 8 mm

> 350 000 h for d ≥ 10 mm

∆C/C ≤ ± 50 % of initial value

tan δ ≤ 3 times initial specified limit

IL

≤ initial specified limit

Failure percentage: ≤ 1 %

Failure rate:

≤ 50 fit (≤ 50 · 10 –9/h)

(for definiton “fit”, refer to chapter “Quality”, page 62)

2 000 h for d ≤ 6,3 mm

3 000 h for d = 8 mm

5 000 h for d ≥ 10 mm

∆C/C ≤ ± 30 % of initial value

tan δ ≤ 2 times initial specified limit

IL

≤ initial specified limit

To IEC 60068-2-6, test Fc:

displacement amplitude 0,75 mm, frequency range 10 … 2000 Hz,

acceleration max. 10 g, duration 3 × 2 h

To IEC 60068-1:

UR ≤ 250 VDC: 40/105/56 (– 40 °C/+ 105 °C/56 days damp heat test)

UR ≥ 350 VDC: 25/105/56 (– 25 °C/+ 105 °C/56 days damp heat test)

IEC 60384-4

446 10/02

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