Dmg7430lfg – Diodes DMG7430LFG User Manual
Page 4
DMG7430LFG
Document number: DS35497 Rev. 5 - 2
4 of 7
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