Diodes DMC3021LK4 - Manual (Page 7)

DMC3021LK4
Document number: DS35082 Rev. 5 - 2
7 of 10
www.diodes.com
April 2014
© Diodes Incorporated
DMC3021LK4
NEW PROD
UC
T
0 5 10 15 20
-I , DRAIN-SOURCE CURRENT (A)
D
Fig. 15 Typical On-Resistance vs.
Drain Current and Gate Voltage
R
, D
R
AI
N-
S
O
U
R
CE
O
N-
R
E
S
IS
TA
NCE(
)
DS
(O
N
)
Ω
0
0.02
0.04
0.06
0.08
0.10
-V = 4.5V
GS
-V = 10V
GS
0 2 4 6 8 10 12 14 16 18 20
-I , DRAIN CURRENT (A)
D
Fig. 16 Typical On-Resistance vs.
Drain Current and Temperature
R
, D
R
AI
N-
S
O
U
R
CE
O
N-
R
E
S
IST
A
NCE (
)
DS
(O
N
)
Ω
0
0.02
0.04
0.06
0.08
0.10
0.12
T =
A
-55°C
T =
A
25°C
T =
A
85°C
T =
A
125°C
T = 150°C
A
V = 4.5V
GS
0.5
0.7
0.9
1.1
1.3
1.5
1.7
-50 -25 0 25 50 75 100 125 150
T , JUNCTION TEMPERATURE ( C)
J
°
Fig. 17 On-Resistance Variation with Temperature
R
, DRAI
N
-S
OURCE
ON
-R
E
S
IS
TA
N
C
E
(N
o
rma
liz
ed
)
DS
(O
N
)
-V = 10V
-I = 10A
GS
D
T , JUNCTION TEMPERATURE ( C)
J
°
Fig. 18 On-Resistance Variation with Temperature
R
, D
R
AI
N
-S
O
U
R
C
E
O
N
-R
ESI
S
TA
N
C
E (
)
DS
(O
N
)
Ω
-50 -25 0 25 50 75 100 125 150
0
0.02
0.04
0.06
0.08
-V = 10V
-I = 10A
GS
D
-V = 4.5V
-I = 5A
GS
D
T , JUNCTION TEMPERATURE ( C)
J
°
Fig. 19 On-Resistance Variation with Temperature
-50 -25 0 25 50 75 100 125 150
-V
, G
A
T
E
T
H
R
ES
H
O
LD
V
O
LT
A
G
E (
V
)
GS
(t
h
)
0
0.5
1
1.5
2
2.5
-I = 250µA
D
-I = 1mA
D
0
2
4
6
8
10
12
14
16
18
20
-V , SOURCE-DRAIN VOLTAGE (V)
SD
Fig. 20 Diode Forward Voltage vs. Current
-I
, S
O
U
R
C
E
C
U
R
R
EN
T
(A
)
S
0.2 0.4 0.6 0.8 1.0 1.2 1.4
T = 25°C
A