Dmn3404l – Diodes DMN3404L User Manual

Page 4

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DMN3404L

Document number: DS31787 Rev. 8 - 2

4 of 8

www.diodes.com

August 2013

© Diodes Incorporated

DMN3404L




R

, DRA

IN-

S

OURC

E ON-

R

E

S

IST

A

NC

E (

)

DS

(O

N)

I , DRAIN-SOURCE CURRENT (A)

D

Figure 3 Typical On-Resistance

vs. Drain Current and Gate Voltage

0

0.01

0.02

0.03

0.04

0.05

0

2

4

6

8

10 12

14

16 18

20

V

= 4.5V

GS

V

= 8.0V

GS

I , DRAIN CURRENT (A)

D

Figure 4 Typical On-Resistance

vs. Drain Current and Temperature

R

,

D

R

AI

N-

S

O

U

R

C

E

O

N-

R

ESI

S

TAN

C

E (

)

DS

(O

N)

0

0.01

0.02

0.03

0.04

0.05

0.06

0.07

0.08

0

2

4

6

8

10 12

14

16 18

20

T = -40°C

A

T = 25°C

A

T = 85°C

A

T = 125°C

A

T = 150°C

A

V

= 4.5V

GS

T = -55°C

A

R

, DRAIN-

S

OURC

E

ON

-R

E

S

IS

TA

N

C

E

(N

OR

MA

LIZ

E

D

)

DS

O

N

-50 -25

0

25

50

75

100 125 150

T , AMBIENT TEMPERATURE (°C)

A

Figure 5 On-Resistance Variation with Temperature

0.6

0.8

1

1.2

1.4

1.6

1.8

V

= 4.5V

I = 5.0A

GS

D

V

= 10V

I = 10A

GS

D

R

, D

R

AI

N

-S

O

U

R

C

E

O

N-

R

ES

IS

TA

N

C

E (

)

DSO

N

-50 -25

0

25

50

75

100

125 150

T , AMBIENT TEMPERATURE (°C)

A

Figure 6 On-Resistance Variation with Temperature

0

0.01

0.02

0.03

0.04

0.05

0.06

0.07

0.08

V

= 10V

I = 10A

GS

D

V

= 4.5V

I = 5.0A

GS

D

V

= 4V

I = 2A

GS

D

Figure 7 Gate Threshold Variation vs. Ambient Temperature

-50 -25

0

25

50

75

100 125 150

T , AMBIENT TEMPERATURE (°C)

A

V

, G

A

T

E

THRE

SHO

LD

VOL

TAG

E (

V

)

GS

(T

H

)

0.8

1

1.2

1.4

1.6

1.8

2

I = 1mA

D

I = 250µA

D

V , SOURCE-DRAIN VOLTAGE (V)

SD

Figure 8 Diode Forward Voltage vs. Current

I,

S

O

U

R

C

E

C

U

R

R

EN

T

(A

)

S

0

2

4

6

8

10

12

14

16

18

20

0

0.3

0.6

0.9

1.2

1.5

T = 25°C

A

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