P-channel q1, Dmc4029ssd – Diodes DMC4029SSD User Manual

Page 5

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DMC4029SSD

Document number: DS36350 Rev. 3 - 2

5 of 8

www.diodes.com

March 2014

© Diodes Incorporated

DMC4029SSD

ADVAN

CE I

N

F

O

RM

ATI

O

N

NEW PROD

UC

T



P-Channel Q1

0

5

10

15

20

25

30

0

0.3

0.6

0.9

1.2

1.5

V , SOURCE-DRAIN VOLTAGE (V)

SD

Figure 9 Diode Forward Voltage vs. Current

I,

S

O

U

R

C

E

C

U

R

R

EN

T

(A

)

S

T = 150°C

A

T = 125°C

A

T = 85°C

A

T = 25°C

A

T = -55°C

A

0.001

0.01

0.1

1

0.00001

0.0001

0.001

0.01

0.1

1

10

100

1,000

t1, PULSE DURATION TIME (sec)

Figure 10 Transient Thermal Resistance

r(t

), T

R

A

N

SI

E

N

T T

H

E

R

MA

L

R

ES

IS

TA

N

C

E

D = 0.5

D = 0.7

D = 0.9

D = 0.3

D = 0.1

D = 0.05

D = 0.02

D = 0.01

D = 0.005

D = Single Pulse

R

(t) = r(t) * R

R

= 94°C/W

Duty Cycle, D = t1/ t2

θ

θ

θ

JA

JA

JA

-V , DRAIN -SOURCE VOLTAGE (V)

Figure 1 Typical Output Characteristics

DS

0

5

10

15

20

25

30

-I

, D

R

AI

N

C

U

R

R

E

N

T

(A

)

D

V

= -2.0V

GS

V

= -3.0V

GS

V

= -4.0V

GS

V

= -4.5V

GS

V

= -10V

GS

V

= -5.0V

GS

0

1

2

3

4

5

V

= -2.5V

GS

V

= -3.5V

GS

-V , GATE-SOURCE VOLTAGE (V)

GS

Figure 2 Typical Transfer Characteristics

T = 150 C

A

°

T = 125 C

A

°

T = 85 C

A

°

T = 25 C

A

°

T = -55 C

A

°

V

= -5.0V

DS

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