©2004 Littelfuse, Inc.

E7 - 3

http://www.littelfuse.com

Thyristor Product Catalog

+1 972-580-7777

Data Sheets

Rectifiers

Figure E7.1 Instantaneous Forward Current versus Forward Voltage

(Typical)

Figure E7.2 Forward Power Dissipation (Typical)

Figure E7.3 Maximum Allowable Case Temperature versus

Average Forward Current

Figure E7.4 Peak Surge Forward Current versus Surge Current

Duration

0

0.6

0.8

1.0

1.2

1.4

1.6

1.8

0

20

40

60

80

100

120

140

Instantaneous Forward Voltage (v

15 A Devices

T

20 A Devices

25 A Devices

16

12

0

2

4

6

8

101214

0

4

8

12

16

20

SINGLE PULSE RECTIFICATION

60 Hz SINE WAVE

20 A Devices

15 A Devices

25 A Devices

02468

10

12

14

0

70

75

80

85

90

95

100

105

110

115

120

125

20 A Devices

15 A Devices

Average Forward Current [I

SUPPLY FREQUENCY: 60 Hz Sine Wave

LOAD: Resistive or Inductive

CASE TEMPERATURE:

Measured As Shown on Dimensional Drawing

16

25 A Devices

10

20

30

40

60

80

100

200

300

400

600

800

1000

1

2

4

6

10

20

40

60

100

200

400

600

1000

Surge Current Duration – Cycles

SUPPLY FREQUENCY: 60 Hz Sinewave

LOAD: Resistive or Inductive

Maximium Rated Value at Specified

Case Temperature

15 A Devices

20 A Devices

25 A Devices