Philips Semiconductors

Product specification

Rectifier diodes

BYT79 series

ultrafast

FEATURES

SYMBOL

QUICK REFERENCE DATA

• Low forward volt drop

V

• Fast switching

• Soft recovery characteristic

V

• High thermal cycling performance

• Low thermal resistance

I

t

GENERAL DESCRIPTION

PINNING

SOD59 (TO220AC)

Ultra-fast, epitaxial rectifier diodes

PIN

DESCRIPTION

intended for use as output rectifiers

in high frequency switched mode

1

cathode

power supplies.

2

anode

The BYT79 series is supplied in the

conventional

leaded

SOD59

tab

cathode

(TO220AC) package.

LIMITING VALUES

Limiting values in accordance with the Absolute Maximum System (IEC 134).

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX.

UNIT

BYT79

-300

-400

-500

V

RRM

Peak repetitive reverse voltage

-

300

400

500

V

V

R

Continuous reverse voltage

T

-

300

400

500

V

I

F(AV)

Average forward current

1

square wave;

δ = 0.5;

-

14

A

T

I

FSM

Non-repetitive peak forward

t = 10 ms

-

130

A

current.

t = 8.3 ms

-

143

A

sinusoidal; with reapplied

V

RRM(max)

T

stg

Storage temperature

-40

150

˚C

T

j

Operating junction temperature

-

150

˚C

THERMAL RESISTANCES

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

R

th j-mb

Thermal resistance junction to

-

-

2.0

K/W

mounting base

R

th j-a

Thermal resistance junction to

in free air.

-

60

-

K/W

ambient

k

a

12

1

tab

2

1 Neglecting switching and reverse current losses

September 1998

1

Rev 1.300