User Manual

DMP21D0UFD
Datasheet Number: DS35364
Rev. 4 - 2
3 of 8
www.diodes.com
March 2012
© Diodes Incorporated
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Diodes Incorporated
DMP21D0UFD
Thermal Characteristics
0
1
2
3
4
5
6
7
8
9
10
0.0001 0.001 0.01 0.1 1 10 100 1000
t1, PULSE DURATION TIME (sec)
Fig. 1 Single Pulse Maximum Power Dissipation
Single Pulse
R = 136 C/W
θ JA
°
R (t) = R *r(t)
T - T = P*R
θθ
θ
JA JA
JA JA
P(pk), PEAK TRANSIENT POWER (W)
0.1 1 10 100
-V , DRAIN-SOURCE VOLTAGE (V)
DS
Fig. 2 SOA, Safe Operation Area
0.01
0.1
1
10
I , DRAIN CURRENT (A)
D
0.001
-
I
(
A
)
@
P
=
1
0
s
D
W
-
I
(
A
)
@
D
C
D
-
I
(
A
)
@
P
=
1
s
D
W
-
I
(
A
)
@
P
=
1
0
0
m
s
D
W
-
I
(
A
)
@
P
=
1
0
m
s
D
W
T = 150 C
T= 25C
Single Pulse
J(MAX)
A
°
°
R
Limited
DS(ON)
-I (A) @P =1ms
DW
-I (A) @
P =10µs
D
W
-
I
(
A
)
@
P
=
1
0
0
µ
s
D
W
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 TIMES (sec)
Fig. 3 Transient Thermal Resistance
r(t), TRANSIENT THERMAL RESISTANCE
0.000001
D = 0.9
D = 0.7
D = 0.5
D = 0.3
D = 0.1
D = 0.05
D = 0.02
D = 0.01
D = 0.005
Single Pulse
R (t) = r(t) * R
θ JA
R = 54°C/W
Duty Cycle, D = t1/ t2
θ
θ
JA
JA