Diodes DMG7430LFG - Manual (Page 4)

DMG7430LFG
Document number: DS35497 Rev. 5 - 2
4 of 7
www.diodes.com
February 2012
© Diodes Incorporated
DMG7430LFG
ADVAN
CE I
N
F
O
RM
ATI
O
N
POWERDI is a registered trademark of Diodes Incorporated
0 0.5 1.0 1.5 2.0
V = 5.0V
DS
V , DRAIN-SOURCE VOLTAGE (V)
Fig.4 Typical Output Characteristic
DS
0
5
10
15
20
25
30
I,
D
R
AI
N
C
U
R
R
EN
T
(A
)
D
0
5
10
15
20
25
30
1.0 1.5 2.0 2.5 3.0 3.5 4.0
V , GATE-SOURCE VOLTAGE
GS
Fig. 5 Typical Transfer Characteristics
I,
D
R
AI
N
C
U
R
R
EN
T
(A
)
D
V = 5.0V
DS
T = 150°C
A
T = 125°C
A
T = 85°C
A
T = 25°C
A
T = -55°C
A
0
0.01
0.02
0.03
0.04
0 5 10 15 20 25 30
R
, D
R
AI
N-
S
O
U
R
C
E
O
N-
R
ESI
S
T
AN
C
E (
)
DS
(O
N)
Ω
I , DRAIN-SOURCE CURRENT
D
Fig. 6 Typical On-Resistance vs.
Drain Current and Gate Voltage
V = 4.5V
GS
V = 10V
GS
0
0.01
0.02
0.03
0.04
3 4 5 6 7 8 9 10
V , GATE VOLTAGE (V)
GS
Fig. 7 Typical On-Resistance vs. Gate Voltage
R
, D
R
AI
N-
S
O
U
R
C
E
O
N-
R
ESI
S
T
AN
C
E (
)
DS
(O
N)
Ω
I = 20A
D
I = 10A
D
0
0.01
0.02
0.03
0 5 10 15 20 25 30
I , DRAIN CURRENT
D
Fig. 8 Typical On-Resistance vs.
Drain Current and Temperature
R
, D
R
AI
N-
S
O
U
R
CE
O
N-
R
E
S
IS
T
A
NCE (
)
DS
(O
N
)
Ω
T = -55°C
A
T = 25°C
A
T = 85°C
A
T = 125°C
A
T = 150°C
A
V = 4.5V
GS
0.6
0.8
1.0
1.2
1.4
1.8
R
, D
R
AI
N-
S
O
U
R
C
E
O
N
-R
ESI
ST
A
NCE (
N
O
R
M
A
L
IZE
D)
DS
(O
N)
1.6
50 -25 0 25 50 75 100 125 150
T , JUNCTION TEMPERATURE ( C)
Fig. 9 On-Resistance Variation with Temperature
J
°
V = 4.5V
I = 10A
GS
D
V = V
I = 20A
GS
D
10