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Document Number: 93516

2

Revision: 01-Oct-08

50PF(R)...(W) Series

Vishay High Power Products

Standard Recovery Diodes,

Generation 2 DO-5 (Stud Version), 50 A

Notes

FORWARD CONDUCTION

PARAMETER

SYMBOL

TEST CONDITIONS

VALUES

UNITS

Maximum average forward current

at case temperature

180° conduction, half sine wave

50

A

140

°C

Maximum RMS forward current

78

A

Maximum peak, one-cycle forward,

non-repetitive surge current

t = 10 ms

No voltage

reapplied

Sinusoidal half wave,

800

A

t = 8.3 ms

830

t = 10 ms

reapplied

670

t = 8.3 ms

700

t = 10 ms

No voltage

reapplied

3200

t = 8.3 ms

2900

t = 10 ms

reapplied

2260

t = 8.3 ms

2050

√t for fusing

√t

t = 0.1 to 10 ms, no voltage reapplied

32 000

√s

Low level value of threshold voltage

(16.7 % x

π x I

0.77

V

Low level value of forward

slope resistance

(16.7 % x

π x I

4.30

m

Ω

Maximum forward voltage drop

1.40

V

THERMAL AND MECHANICAL SPECIFICATIONS

PARAMETER

SYMBOL

TEST CONDITIONS

VALUES

UNITS

Maximum junction operating and

storage temperature range

- 55 to 180

°C

Maximum thermal resistance,

junction to case

DC operation

0.51

K/W

Maximum thermal resistance,

case to heatsink

Mounting surface, smooth, flat and greased

0.25

Allowable mounting torque

Not lubricated threads

(30)

N · m

(lbf · in)

Lubricated threads

(20)

Approximate weight

15.8

g

0.56

oz.

Case style

See dimensions - link at the end of datasheet

DO-203AB (DO-5)