Diodes DMG6968U - Manual (Page 4)

DMG6968U
Document number: DS31738 Rev. 6 - 2
4 of 6
www.diodes.com
October 2013
© Diodes Incorporated
DMG6968U
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
Fig. 7 Gate Threshold Variation vs. Ambient Temperature
-50 -25 0 25 50 75 100 125 150
T , AMBIENT TEMPERATURE (°C)
A
V
, G
A
TE TH
RESHO
L
D VOL
TAG
E
(
V
)
GS
(T
H
)
I = 1mA
D
I = 250µA
D
0
4
8
12
16
20
0 0.2 0.4 0.6 0.8 1 1.2
T = 25°C
A
Fig. 8 Diode Forward Voltage vs. Current
V , SOURCE-DRAIN VOLTAGE (V)
SD
I,
S
O
U
R
C
E
C
U
R
R
EN
T
(A
)
S
0
50
100
150
200
250
300
350
400
450
500
0 4 8 12 16 20
Fig. 9 Typical Total Capacitance
V , DRAIN-SOURCE VOLTAGE (V)
DS
C
,
C
A
P
A
C
IT
A
N
C
E (
p
F
)
C
iss
C
rss
C
oss
Fig. 10 Typical Leakage Current vs. Drain-Source Voltage
1
10
100
1,000
10,000
100,000
0 2 4 6 8 10 12 14 16 18 20
V , DRAIN-SOURCE VOLTAGE (V)
DS
I
, L
EAKA
G
E
C
U
R
R
E
N
T
(n
A
)
DS
S
T = -55°C
A
T = 25°C
A
T = 85°C
A
T = 125°C
A
T = 150°C
A
0.000001 0.00001 0.0001 0.001 0.01 0.1 1 10 100 1,000
Fig. 11 Transient Thermal Response
t , PULSE DURATION TIME (s)
1
0.001
0.01
0.1
1
r(t),
T
R
ANSI
E
N
T
T
H
E
R
MA
L
R
ESI
S
TAN
C
E
T - T = P * R (t)
Duty Cycle, D = t /t
J A JA
1 2

R (t) = r(t) *
JA
R
R = 162°C/W


JA
JA
P(pk)
t
1
t
2
D = 0.7
D = 0.3
D = 0.1
D = 0.05
D = 0.02
D = 0.01
D = 0.005
D = Single Pulse
D = 0.9
D = 0.5