Diodes DMN4040SK3 - Manual (Page 4)

DMN4040SK3
Document number: DS32043 Rev. 2 - 2
4 of 6
www.diodes.com
October 2010
© Diodes Incorporated
DMN4040SK3
Fig. 7 Gate Threshold Variation vs. Ambient Temperature
-50 -25 0 25 50 75 100 125 150
T , AMBIENT TEMPERATURE (°C)
A
0
0.5
1.0
1.5
2.0
2.5
3.0
V,
G
A
T
E
T
H
R
ES
H
O
LD
V
O
L
T
A
G
E (
V
)
GS
(T
H
)
I = 250µA
D
I = 1mA
D
0 0.2 0.4 0.6 0.8 1.0 1.2
Fig. 8 Diode Forward Voltage vs. Current
V , SOURCE-DRAIN VOLTAGE (V)
SD
0
4
8
12
16
20
I,
S
O
U
R
C
E
C
U
R
R
EN
T
(A)
S
T = 25°C
A
0 5 10 15 20 25 30 35 40
Fig. 9 Typical Total Capacitance
V , DRAIN-SOURCE VOLTAGE (V)
DS
10
100
1,000
10,000
C
,
C
A
P
A
C
IT
AN
C
E (
p
F
)
f = 1MHz
C
iss
C
rss
C
oss
0 10 20 30
Fig. 10 Typical Leakage Current
vs. Drain-Source Voltage
V , DRAIN-SOURCE VOLTAGE (V)
DS
1
10
100
1,000
I
, L
E
AKA
G
E
C
U
R
R
EN
T
(n
A
)
DS
S
10,000
T = 25°C
A
T = 85°C
A
T = 125°C
A
T = 150°C
A
0 2 4 6 8 10 12 14 16 18 20
Fig. 11 Gate-Charge Characteristics
Q , TOTAL GATE CHARGE (nC)
g
0
2
4
6
8
10
V,
G
A
T
E-
S
O
U
R
C
E V
O
L
T
A
G
E
(V
)
GS
V = 20V
I = 12A
DS
D