D

S11603 Rev. C-4

4 of 4

DT014L

0.01

0.1

1

10

40

0.1

1

10

100

V , DRAIN-SOURCE VOLTAGE (V)

Fig. 5, Maximum Safe Operating Area

DS

R

LIMIT

DS(ON)

V

= 4.5 V

GS

SINGLE PULSE

R

= See Note 1c

qJA

T = 25 C

A

10

s

100

s

10

ms

100

ms

1s

10

s

dc

0.001

0.01

0.1

1.0

0.0001

0.001

0.01

0.1

1.0

10

100

t , SQUARE WAVE PULSE DURATION (seconds)

Fig. 6, Typical Normalized Transient Thermal Impedance Curves

1

1000

3000

Single Pulse

0.01

0.05

0.1

0.2

0.02

D = 0.5

T - T = P b R

(t)

Duty Cycle,D=t /t

J

A

PK

QJA

12

R

(t) = r(t) b R

R

= See Note 1c

QJA

QJA

QJA

Remark: Thermal characterization performed under conditions

described in note 1c. Transient thermal response will change

depending on the circuit board design.