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RFI TC.PATC SR CM 03 M 69

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SPECIFICA DEI REQUISITI DI SISTEMA S<strong>CM</strong>T<br />

Volume 3 - SottoSistema di Bordo Appendice B - Requisiti di<br />

Architettura, Interfaccia, Ambiente e RAMS<br />

S<strong>CM</strong>T Codifica: <strong>RFI</strong> <strong>TC</strong>.PA<strong>TC</strong> <strong>SR</strong> <strong>CM</strong> <strong>03</strong> M <strong>69</strong> F FOGLIO<br />

130 di 138<br />

Parametro<br />

DEFINITION OF THE DERATING FACTOR R<br />

R =<br />

R =<br />

ACTUAL WORKING VOLTAGE<br />

RATED WORKING CURRENT AT 100°<br />

C<br />

ACTUAL WORKING CURRENT<br />

RATED WORKING CURRENT AT 100°<br />

C<br />

Valore alternativo<br />

MAX R<br />

0.5<br />

0.7<br />

MINIMUM TEMPERATURE DIFFERENTIAL BETWEEN<br />

MAXIMUM RATED TEMPERATURE AND ACTUAL 10°C<br />

HOT SPOT TEMPERATURE<br />

MAXIMUM TEMPERATURE RISE 5°C<br />

NOTE: Excessive voltage derating is not recomended for metallized film capacitors.<br />

Applied voltage should be sufficently high (0.1 Volt or greater) and circuit series<br />

resistance sufficently low (1 Kohm or less) to support self-healing phenomenon<br />

CERAMIC CAPACITORS (X7R AND NPO)<br />

ACTUAL WORKING VOLTAGE<br />

R =<br />

RATED WORKING VOLTAGE<br />

ACTUAL WORKING CURRENT<br />

R =<br />

SPECIFIC WORKING CURRENT AT 100°<br />

C<br />

MICA AND GLASS CAPACITORS<br />

R =<br />

R =<br />

ACTUAL WORKING VOLTAGE<br />

RATED WORKING VOLTAGE<br />

ACTUAL WORKING CURRENT<br />

RATED WORKING CURRENT AT 100°<br />

C<br />

0.5<br />

0.7<br />

0.3<br />

0.7<br />

RECTIFYING, SWI<strong>TC</strong>HING, SIGNAL SILICON DIODES<br />

ACTUAL MEAN OPERATING CURRENT<br />

R =<br />

RATED MEAN OPERATING CURRENT AT 25°<br />

C<br />

ACTUAL PEACK INVERSE VOLTAGE<br />

R =<br />

RATED PEAK INVERSE VOLTAGE<br />

0.3<br />

0.75<br />

MAXIMUM JUNCTION TEMPERATURE 110°C<br />

ZENER / TRANSIENT SUPPRESSOR

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