Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272

POW-R-BLOK

TM

Dual SCR/Diode Isolated Module

40 Amperes / Up to 1600 Volts

Revision Date: 01/26/2002

CD42__40A

CD47__40A

0

180

360

CONDUCTION ANGLE

Maximum On-State Power Dissipation

30°

60°

90°

120°

180°

0

5

10

15

20

25

30

35

40

45

50

55

60

0

5

10

15

20

25

30

35

40

Average On-State Current - It/If(av) - Amperes

(Sinusoidal Waveform)

0

180

360

CONDUCTION ANGLE

Maximum On-State Power Dissipation

90°

60°

30°

120°

180°

270°

360°

0

10

20

30

40

50

60

70

80

0

5

10

15

20

25

30

35

40

45

50

55

60

65

Average On-State Current - It/If(av) - Amperes

(Rectangular Waveform)

0

180

360

CONDUCTION ANGLE

Maximum Allowable Case Temperature

270°

180°

120°

90°

60°

30°

360°

85

90

95

100

105

110

115

120

125

0

5

10

15

20

25

30

35

40

45

50

55

60

65

Average On-State Current - It/If(av) - Amperes

(Rectangular Waveform)

0

180

360

CONDUCTION ANGLE

Maximum Allowable Case Temperature

120°

90°

60°

30°

180°

90

95

100

105

110

115

120

125

0

5

10

15

20

25

30

35

40

Average On-State Current - It/If(av) - Amperes

(Sinusoidal Waveform)

Maximum Transient Thermal Impedance

0.00

0.05

0.10

0.15

0.20

0.25

0.30

0.35

0.40

0.45

0.50

0.001

0.01

0.1

1

10

100

Time - t - Seconds

(Junction to Case)

Maximum On-State Forward Voltage Drop

0

1

2

3

4

5

6

7

10

100

1000

Instantaneous On-State Current - Itm/Ifm - Amperes

( Tj = 125 °C )