P-channel q1, Dmc4029ssd – Diodes DMC4029SSD User Manual
Page 5
DMC4029SSD
Document number: DS36350 Rev. 3 - 2
5 of 8
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