BUT33

5

Motorola Bipolar Power Transistor Device Data

FREE–WHEEL DIODE CHARACTERISTICS

Figure 10. Free Wheel Diode Measurements

Figure 11. Forward Voltage

0

VEC, EMITTER COLLECTOR VOLTAGE (VOLTS)

0

1

2

3

4

5

10

0

Figure 12. Forward Modulation Voltage

IE, EMITTER CURRENT (AMPS)

10

30

0

Figure 13. Peak Reverse Recovery Current

30

25

15

10

20

5

50

IE, EMITTER CURREMT (AMPS)

20

40

0

30

50

40

10

20

20

50

40

30

0

Figure 14. Forward Recovery Time

IE, EMITTER CURRENT (AMPS)

0.8

10

20

40

50

2.0

1.6

1.4

1.2

Figure 15. Reverse Recovery Time

0

IE, EMITTER CURRENT (AMPS)

0.3

10

20

30

40

50

3

2

2.2

1.8

1.0

30

15

10

7

–

σ

+

σ

0

50

40

20

30

10

5

1

0.7

0.5

40

°C

Id

1

0

VD

DYN

10 (VDYN VFM)

VFM

TFR

I

IFM

IRM

trr

t

25 IRM

di/dt = 25 A/

µs

TC = 25°C

TC = 25°C

TC = 25°C

TC = 25°C

TC = 25°C