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Document Number: 93587

8

Revision: 20-May-10

T40HF..., T70HF..., T85HF..., T110HF... Series

Vishay Semiconductors

Power Rectifier Diodes

(T-Modules), 40 A to 110 A

Fig. 19 - Current Ratings Characteristics

Fig. 20 - Current Ratings Characteristics

Fig. 21 - Forward Power Loss Characteristics

Fig. 22 - Forward Power Loss Characteristics

60

70

80

90

100

110

120

130

140

150

0

204060

80

100

120

30°

60°

90°

120°

180°

Conduc tion Angle

Average Forward Current (A)

T110HF.. Series

R

(DC) = 0.47 K/ W

thJC

60

70

80

90

100

110

120

130

140

150

0

20

40

60

80 100 120 140 160 180

DC

30°

60°

90°

120°

180°

Conduc tion Period

T110HF.. Series

R

(DC) = 0.47 K/ W

thJC

Average Forward Current (A)

025

50

75

100

125

150

Ma ximum Allowa ble Ambient Temperature (°C)

5 K/ W

3 K/ W

2 K/W

1.5

K/ W

1 K

/ W

0.7

K/

W

0.5

K/

W

0

10

20

30

40

50

60

70

80

90

100

110

120

130

0

204060

80

100

120

Average Forward Current (A)

RMSLimit

Conduc tion Angle

180°

120°

90°

60°

30°

T110HF.. Series

T = 150°C

J

0

25

50

75

100

125

150

Maximum Allowable Ambient Temperature (°C)

5 K/ W

3 K/ W

2 K/ W

1.5

K/ W

1 K/

W

0.7

K/ W

0.5

K/ W

0.3

K/W

R

=

0.2

K/

W

- D

elt

a

R

0

20

40

60

80

100

120

140

160

180

0

20406080 100 120 140 160 180

DC

180°

120°

90°

60°

30°

RMSLimit

Conduc tion Period

Average Forward Current (A)

T110HF.. Series

T = 150°C

J