1996 Oct 03

2

Philips Semiconductors

Product specification

Controlled avalanche rectifiers

BYW54 to BYW56

FEATURES

• Glass passivated

• High maximum operating

temperature

• Low leakage current

• Excellent stability

• Guaranteed avalanche energy

absorption capability

• Available in ammo-pack.

DESCRIPTION

Rugged glass package, using a high

temperature alloyed construction.

This package is hermetically sealed

and fatigue free as coefficients of

expansion of all used parts are

matched.

2/3 page (Datasheet)

MAM047

ka







Fig.1 Simplified outline (SOD57) and symbol.

LIMITING VALUES

In accordance with the Absolute Maximum Rating System (IEC 134).

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX.

UNIT

repetitive peak reverse voltage

BYW54

−

600

V

BYW55

−

800

V

BYW56

−

1000

V

crest working reverse voltage

BYW54

−

600

V

BYW55

−

800

V

BYW56

−

1000

V

continuous reverse voltage

BYW54

−

600

V

BYW55

−

800

V

BYW56

−

1000

V

average forward current

lead length = 10 mm;

averaged over any 20 ms

period; see Figs 2 and 4

−

2.0

A

(see Fig.9);

averaged over any 20 ms

period; see Figs 3 and 4

−

0.8

A

non-repetitive peak forward current

t = 10 ms half sinewave

−

50

A

non-repetitive peak reverse avalanche

energy

surge; inductive load switched off

−

20

mJ

storage temperature

−65

+175

°C

junction temperature

see Fig.5

−65

+175

°C