IRK.56, .71 Series

9

Bulletin I27140 rev. E 10/02

www.irf.com

Fig. 21 - Thermal Impedance Z

thJC

Characteristic

Fig. 20 - Forward Voltage Drop Characteristics

Fig. 19 - Forward Voltage Drop Characteristics

10

100

1000

0

0.5

1

1.5

2

2.5

3

3.5

T = 25°C

J

Instantaneous Forward Voltage (V)

T = 150°C

J

IRK.71.. Series

Per Junction

0.01

0.1

1

0.001

0.01

0.1

1

10

Square Wave Pulse Duration (s)

Per Junction

Steady State Value:

R

= 0.5 K/W

R

= 0.4 K/W

(DC Operation)

IRK.56.. Series

IRK.71.. Series

thJC

thJC

10

100

1000

0.51

1.522.5

33.5

T = 25°C

Instantaneous Forward Voltage (V)

T = 150°C

J

J

IRK.56.. Series

Per Junction

IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105

TAC Fax: (310) 252-7309

Visit us at www.irf.com for sales contact information. 10/02

Data and specifications subject to change without notice.

This product has been designed and qualified for Industrial Level.

Qualification Standards can be found on IR's Web site.