New prod uc t, Dmc4040ssd, A product line of diodes incorporated – Diodes DMC4040SSD User Manual
Page 5
DMC4040SSD
Document number: DS32120 Rev. 2 - 2
5 of 11
March 2011
© Diodes Incorporated
NEW PROD
UC
T
A Product Line of
Diodes Incorporated
DMC4040SSD
0
0.01
0.02
0.03
0.04
0.05
0.06
0
5
10
15
20
25
30
Fig. 3 Typical On-Resistance
vs. Drain Current and Gate Voltage
I , DRAIN-SOURCE CURRENT (A)
D
R
, DRAIN
-S
OURCE ON-
RESIS
T
A
NCE (
)
DS
(O
N)
Ω
V
= 4.5V
GS
V
= 10V
GS
0
0.01
0.02
0.03
0.04
0
5
10
15
20
25
30
I , DRAIN CURRENT (A)
D
Fig. 4 Typical On-Resistance
vs. Drain Current and Temperature
R
,
D
R
AI
N
-S
O
U
R
C
E
O
N
-R
ESI
S
T
A
N
C
E (
)
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
= 10V
GS
0.5
0.7
0.9
1.1
1.3
1.5
1.7
Fig. 5 On-Resistance Variation with Temperature
-50
-25
0
25
50
75
100
125 150
T , AMBIENT TEMPERATURE (°C)
A
R
, DRAIN
-S
OURC
E
ON-
RE
S
IST
A
NCE (
NORM
A
L
IZ
E
D)
DS
O
N
V
= 10V
I = 20A
GS
D
V
= 4.5V
I = 10A
GS
D
0
0.01
0.02
0.03
0.04
0.05
0.06
Fig. 6 On-Resistance Variation with Temperature
-50
-25
0
25
50
75
100
125 150
T , AMBIENT TEMPERATURE (°C)
A
R
, DR
AIN-
S
O
U
RCE ON-
RE
S
IST
A
NCE (
)
DS
O
N
Ω
V
= 10V
I = 20A
GS
D
V
= 4.5V
I = 10A
GS
D
0
0.3
0.6
0.9
1.2
1.5
1.8
2.1
2.4
2.7
3.0
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
T
E
T
HRES
HOL
D V
O
L
T
AGE (
V
)
GS
(T
H
)
I = 250µA
D
I = 1mA
D
0
2
4
6
8
10
12
14
16
18
20
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
I,
S
O
U
R
C
E
C
U
R
R
EN
T
(A)
S
T = 25°C
A