DLA 19001

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Vishay

Revision: 18-Jun-2019

5

Document Number: 42111

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

TYPICAL PERFORMANCE CHARACTERISTICS OF DLA 19001 CAPACITORS

RIPPLE CURRENT MULTIPLIERS VS. FREQUENCY, TEMPERATURE AND APPLIES PEAK VOLTAGE

FREQUENCY

OF APPLIED

RIPPLE

CURRENT

120 Hz

800 Hz

1 kHz

10 kHz

40 kHz

100 kHz

AMBIENT STILL

AIR TEMP. IN °C

 55 85 105 125  55 85 105 125  55 85 105 125  55 85 105 125  55 85 105 125  55 85 105 125

% of

85 °C

rated

peak

voltage

100 %

0.60 0.39

-

-

0.71 0.43

-

-

0.72 0.46

-

-

0.88 0.55

-

-

1.0 0.63

-

-

1.1 0.69

-

-

90 %

0.60 0.46

-

-

0.71 0.55

-

-

0.72 0.55

-

-

0.88 0.67

-

-

1.0 0.77

-

-

1.1 0.85

-

-

80 %

0.60 0.52 0.35

-

0.71 0.62 0.42

-

0.72 0.62 0.42

-

0.88 0.76 0.52

-

1.0 0.87 0.59

-

1.1 0.96 0.65

-

70 %

0.60 0.58 0.44

-

0.71 0.69 0.52

-

0.72 0.70 0.52

-

0.88 0.85 0.64

-

1.0 0.97 0.73

-

1.1 1.07 0.80

-

66 2/3 % 0.60 0.60 0.46 0.27 0.71 0.71 0.55 0.32 0.72 0.72 0.55 0.32 0.88 0.88 0.68 0.40 1.0 1.0 0.77 0.45 1.1 1.1 0.85 0.50

ELECTRICAL PERFORMANCE CHARACTERISTICS

ITEM

PERFORMANCE CHARACTERISTICS

Category temperature range

-55 °C to +85 °C (to +125 °C with voltage derating)

Capacitance tolerance

± 20 %, ± 10 % at +25 °C, 120 Hz

Capacitance change by temperature

Limit per Standard Ratings table

ESR

Limit per Standard Ratings table, at +25 °C, 120 Hz

Impedance

Limit per Standard Ratings table, at -55 °C, 120 Hz

DCL (leakage current)

Limit per Standard Ratings table

AC ripple current

Limit per Standard Ratings table, at +85 °C and 40 kHz

Reverse voltage

Reverse voltage shall be in accordance with MIL-PRF-39006, paragraphs 3.23 and 4.8.19

Maximum operating voltage

OPERATING TEMPERATURE

+85 °C

+125 °C

RATED VOLTAGE

SURGE VOLTAGE

DERATED VOLTAGE

50

57.5

30

60

69.0

40

75

86.3

50

100

115.0

65

125

144.0

85

Surge voltage

The DC rated surge voltage is the maximum voltage to which the capacitors can be subjected under

any conditions including transients and peak ripple at the highest line voltage.

The DC surge voltage is 115 % of rated DC voltage

PERFORMANCE CHARACTERISTICS

ITEM

PERFORMANCE CHARACTERISTICS

Life testing

Capacitors shall be capable of withstanding a 2000 hour life test at +85°C at rated voltage. After the

test, the capacitors shall meet the following requirements:

a. DC leakage at +85 °C shall not exceed 125 % of the specified value

b. DC leakage at +25 °C shall not exceed the specified value

c. Capacitance shall be within +10 %, -20 % of initial value

d. ESR shall not exceed 200 % of the specified value

e. Dielectric withstanding voltage: in accordance with MIL-PRF-39006

f. Insulation resistance: in accordance with MIL-PRF-39006

g. Visual examination: shall show no damage, obliteration of marking, or leakage of electrolyte

Surge voltage

Surge voltage shall be in accordance with MIL-PRF-39006 and DLA 19001, except capacitance shall

change not more than +5 %, -20 % of the initial measured value.

AC ripple life

In accordance with MIL-PRF-39006: 2000 h, +85 °C