Diodes DMS3019SSD - Manual (Page 7)

DMS3019SSD
Document number: DS35053 Rev. 2 - 2
7 of 10
www.diodes.com
October 2010
© Diodes Incorporated
DMS3019SSD
0 10 20 15 25 30
Fig. 14 Typical On-Resistance
vs. Drain Current and Gate Voltage
I , DRAIN-SOURCE CURRENT (A)
D
5
0.05
R
, D
R
AI
N-
S
O
U
R
C
E
O
N-
R
ESI
S
T
AN
C
E (
)
DS
(O
N)
Ω
0
0.04
0.01
0.02
0.03
V = 4.5V
GS
V = 10V
GS
0 5 10 15 20 25 30
I , DRAIN CURRENT (A)
D
Fig. 15 Typical On-Resistance
vs. Drain Current and Temperature
0
0.01
0.02
0.04
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
0.03
T = 85°C
A
T = 25°C
A
T = -55°C
A
T = 150°C
A
V = 10V
GS
T = 125°C
A
0.5
0.7
0.9
1.1
1.3
1.5
1.7
Fig. 16 On-Resistance Variation with Temperature
-50 -25 0 25 50 75 100 125 150
T , AMBIENT TEMPERATURE (°C)
A
R
, DRAI
N-
S
OURC
E
ON-
R
ESIS
T
A
NCE (
N
ORM
A
L
IZ
E
D)
DS
O
N
V = 4.5V
I = 5A
GS
D
V = 10V
I = 10A
GS
D
0
0.01
0.02
0.03
0.04
0.05
0.06
Fig. 17 On-Resistance Variation with Temperature
-50 -25 0 25 50 75 100 125 150
T , AMBIENT TEMPERATURE (°C)
A
R
, DRAIN-
S
OURCE
ON
-RESIS
T
A
NCE (
)
DS
O
N
Ω
V = 4.5V
I = 5A
GS
D
V = 10V
I = 10A
GS
D
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
Fig. 18 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
T
AG
E
(
V)
GS(
T
H
)
I = 1mA
D
I = 250µA
D
0.2 0.4 0.6 0.8 1.0 1.2
Fig. 19 Diode Forward Voltage vs. Current
V , SOURCE-DRAIN VOLTAGE (V)
SD
0
2
4
6
8
10
12
14
16
18
20
I,
S
O
U
R
C
E
C
U
R
R
E
N
T
(A
)
S
T = 25°C
A