Dmp2038uss new prod uc t, Dmp2038uss – Diodes DMP2038USS User Manual
Page 4
DMP2038USS
Document number: DS36919 Rev. 2 - 2
4 of 6
April 2014
© Diodes Incorporated
DMP2038USS
NEW PROD
UC
T
T , AMBIENT TEMPERATURE (°C)
Figure 7 Gate Threshold Variation vs. Ambient Temperature
A
V,
G
A
T
E
T
H
R
ES
H
O
LD
V
O
LT
A
G
E (
V
)
GS
(T
H
)
0
0.2
0.4
0.6
0.8
1
1.2
-50
-25
0
25
50
75
100
125
150
-I = 1mA
D
-I = 250µA
D
-V , SOURCE-DRAIN VOLTAGE (V)
Figure 8 Diode Forward Voltage vs. Current
SD
-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
0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
1
1.1 1.2
T = 25 C
A
°
C
, J
U
N
C
T
IO
N
C
A
P
A
C
IT
AN
C
E (
p
F
)
T
-V , DRAIN-SOURCE VOLTAGE (V)
Figure 9 Typical Junction Capacitance
DS
C
oss
C
rss
C
iss
100
1000
10000
-20
-16
-12
-8
-4
0
f = 1MHz
Q , TOTAL GATE CHARGE (nC)
Figure 10 Gate-Charge Characteristics
g
-V
, G
A
T
E-
S
O
U
R
C
E V
O
LT
A
G
E (
V
)
GS
0
1
2
3
4
5
0
2
4
6
8
10
12
14
16
18
V
= -10V
I = -4.5A
DS
D
t1, PULSE DURATION TIMES (sec)
Figure 11 Transient Thermal Resistance
r(
t)
, T
R
A
N
S
IE
N
T T
H
E
R
MA
L
R
E
S
IS
TA
N
C
E
R
(t) = r(t) * R
R
= 216°C/W
Duty Cycle, D = t1/ t2
θ
θ
θ
JA
JA
JA
D = 0.7
D = 0.9
D = 0.5
D = 0.3
D = 0.1
D = 0.05
D = 0.02
D = 0.01
D = 0.005
Single Pulse
0.001
0.01
0.1
1