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Renesas 2SK3069 User Manual

Page 5

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2SK3069

Rev.11.00 Sep 07, 2005 page 5 of 7

Pulse Width PW (S)

Normalized Transient Thermal Impedance

γ s

(t)

Normalized Transient Thermal Impedance vs. Pulse Width

Channel Temperature Tch (

°C)

Repetitive Avalanche Energy E

AR

(mJ)

Maximum Avalanche Energy vs.

Channel Temperature Derating

Source to Drain Voltage V

SD

(V)

Reverse Drain Current I

DR

(A)

Reverse Drain Current vs.

Source to Drain Voltage

D. U. T

Rg

I

AP

Monitor

V

DS

Monitor

V

DD

50

Vin
15 V

0

I

D

V

DS

I

AP

V

(BR)DSS

L

V

DD

E

AR

=

• L • I

AP

2

2

1

V

DSS

V

DSS

– V

DD

Avalanche Test Circuit

Avalanche Waveform

0

0.4

0.8

1.2

1.6

2.0

Pulse Test

V

GS

= 0, –5 V

5 V

10 V

100

80

60

40

20

250

200

150

100

50

25

50

75

100

125

150

0

I

AP

= 50 A

V

DD

= 25 V

duty < 0.1 %
Rg > 50

3

1

0.3

0.1

0.03

0.01

10

µ

100

µ

1 m

10 m

100 m

1

10

DM

P

PW

T

D =

PW

T

ch – c(t) = s (t)

• ch – c

ch – c = 1.25

°C/W, Tc = 25°C

θ γ θ
θ

Tc = 25

°C

D = 1

0.5

0.2

0.1

0.05

0.02

0.01

1shot pu

lse