3

8EWS..S SAFE

Bulletin I2108 rev. G 08/00

Fig. 1 - Current Rating Characteristics

Fig. 2 - Current Rating Characteristics

Fig. 3 - Forward Power Loss Characteristics

Fig. 4 - Forward Power Loss Characteristics

Fig. 6 - Maximum Non-Repetitive Surge Current

Fig.5-MaximumNon-RepetitiveSurgeCurrent

70

80

90

100

110

120

130

140

150

0

1

23

45

67

8

9

30

60

90

120

180

Co nduc tio n A ng le

Averag e Fo rw ard C urre n t (A)

8EW S ..S Se rie s

R

(D C ) = 3 C /W

thJ C

80

90

100

110

120

130

140

150

02

468

10

12

14

DC

30

60

90

120

180

C o nd uction P eriod

Avera g e Fo rw ard C urrent (A )

8EW S ..S Se rie s

R

(D C ) = 3 C /W

thJ C

0

2

4

6

8

10

12

0123

45

67

89

180

120

90

60

30

Co n duc tio n An g le

A ve ra g e Fo rw ard C urre n t (A )

RM S Lim it

8 EW S..S Series

T

= 150 C

J

0

2

4

6

8

10

12

14

02

4

6

8

10

12

14

DC

180

120

90

60

30

C ond uction P e riod

RM S Lim it

8EW S ..S Se rie s

T = 150 C

J

A ve rag e Fo rw ard C urre n t (A )

100

110

120

130

140

150

160

170

180

1

10

100

Nu m b e r O f E q u a l Am p litu de H a lf C yc le Cu rre nt Pu lses (N)

In itia l T = 150 C

@ 60 H z 0.0083 s

@ 50 H z 0.0100 s

J

A t A ny Ra ted Loa d C o nd itio n A n d W ith

R a ted V

A p p lie d Follo w ing Surg e .

RR M

8 EW S ..S Se rie s

100

110

120

130

140

150

160

170

180

190

200

0.01

0.1

1

Pu lse Tra in D ura tion (s)

Ve rsus Pulse Train Dura tion.

In itial T

= 150 C

N o Vo lta ge R eap p lied

Ra ted V

R ea pp lied

RRM

J

Ma ximum No n Rep etitiv e Surge C u rrent

8EW S..S Se rie s