175 TMP

Aluminum Capacitors

High Temperature Solid Electrolytic SMD

Vishay BCcomponents

Document Number: 28305

For technical questions, contact: aluminumcaps2@vishay.com

www.vishay.com

Revision: 04-Nov-08

79

IMPEDANCE (Z)

Applying the maximum RMS ripple current given in below table will

cause a device temperature of 175 °C.

Table 5

Fig.11 Z correction multiplier as a function of temperature

T

175

1.5

0.5

0

150

1

100

50

1.1

1.2

1.3

1.4

0.9

0.8

0.7

0.6

- 50

Z

PARAMETER

40 °C 85 °C 105 °C 125 °C 150 °C 175 °C

100 kHz

1.0

0.87

0.78

0.67

0.5

0.16

TEST PROCEDURES AND REQUIREMENTS

TEST

PROCEDURE

(quick reference)

NAME OF TEST

REFERENCE

Mounting

IEC 60384-18,

subclause 4.3

shall be performed prior to tests mentioned below;

reflow soldering;

for maximum temperature load

refer to chapter “Mounting”

ΔC/C: ± 10 %

tan

δ≤ spec. limit

Endurance

IEC 60384-4/

EN130300

subclause 4.13

10 000 h

ΔC/C: ± 10 %

tan

δ≤ 1.2 x spec. limit

Z

≤ 1.2 x spec. limit

Useful life

CECC 30302

subclause 1.8.1

2000 h

ΔC/C: ± 15 %

tan

δ≤ 1.5 x spec. limit

Z

≤ 1.5 x spec. limit

no short or open circuit,

no visible damage

total failure percentage:

< 1 %

IEC 60384-4/

EN130300

subclause 4.17

500 h

ΔC/C: ± 10 %

tan

δ≤ 1.2 x spec. limit

Charge and

discharge

IEC 60384-4-2

subclause 9.21

0.5 s to ground

ΔC/C: ± 5 %

no short or open circuit,

no visible damage

Notes