Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697-1800 (724) 925-7272

Fast Recovery Diode Module

www.pwrx.com

Revision Date: 03/23/2009

QR_1220T30

Maximum On-State Forward Voltage Drop

0.00

1.00

2.00

3.00

4.00

5.00

6.00

7.00

8.00

9.00

10.00

10.0

100.0

1000.0

10000.0

Instantaneous On-State Current - Itm - Amperes

( Tj = 150 °C )

Maximum Transient Thermal Impedance

.00000

.02000

.04000

.06000

.08000

.10000

.12000

.14000

.16000

.18000

.20000

.00010

.00100

.01000

.10000

1.00000

10.00000

100.00000

Time - t - Seconds

(Junction to Case)

0

180

360

CONDUCTION ANGLE

Maximum On-State Power Dissipation

15°

30°

60°

90°

120°

180°

0

50

100

150

200

250

300

350

400

450

500

0

20

406080

100

120

140

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

(Sinusoidal Waveform)

0

180

360

CONDUCTION ANGLE

Maximum Allowable Case Temperature

120°

90°

60°

30°

15°

180°

50

60

70

80

90

100

110

120

130

140

150

0

204060

80

100

120

140

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

(Sinusoidal Waveform)

0

180

360

CONDUCTION ANGLE

Maximum On-State Power Dissipation

90°

60°

30°

120°

180°

270°

15°

360°

0

100

200

300

400

500

600

700

0

50

100

150

200

250

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

(Rectangular Waveform)

0

180

360

CONDUCTION ANGLE

Maximum Allowable Case Temperature

270°

180°

120°

90°

60°

30°

15°

360°C

30

50

70

90

110

130

150

0

20

40

60

80

100

120

140

160

180

200

220

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

(Rectangular Waveform)