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

POW-R-BLOK

TM

Dual Diode Isolated Module

260 Amperes / Up to 2000 Volts

Revision Date: 11/1/2001

ND41__26

Maximum Transient Therm al Impedance

.00

.02

.04

.06

.08

.10

.12

.14

.16

0.001

0.01

0.1

1

10

100

Time - t - Seconds

(Junction to Case)

Ma x im um On-Sta te Forw a rd Volta ge Drop

0

1

2

3

4

5

10

100

1000

10000

Instantaneous On-State Current - Ifm - Am peres

( Tj = 150 °C )

0

180

360

CONDUCTION ANGLE

Maximum On-State Power Dissipation

15°

30°

60°

90°

120°

180°

0

50

100

150

200

250

300

0

50

100

150

200

250

300

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

(Sinusoidal Waveform)

0

180

360

CONDUCTION ANGLE

Maximum Allowable Case Temperature

120°

90°

60°

30°

15°

180°

110

115

120

125

130

135

140

145

150

0

50

100

150

200

250

300

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

(Sinusoidal Waveform)

0

180

360

CONDUCTION ANGLE

Maximum On-State Power Dissipation

90°

60°

30°

120°

180°

270°

15°

360°

0

50

100

150

200

250

300

350

400

0

50

100

150

200

250

300

350

400

450

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

(Rectangular Waveform)

0

180

360

CONDUCTION ANGLE

Maximum Allowable Case Temperature

270°

180°

120°

90°

60°

30°

15°

360°C

90

100

110

120

130

140

150

0

50

100

150

200

250

300

350

400

450

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

(Rectangular Waveform)