Diodes DMG1024UV - Manual (Page 3)

DMG1024UV
Document number: DS31974 Rev. 5 - 2
3 of 6
www.diodes.com
April 2010
© Diodes Incorporated
DMG1024UV
NEW PROD
UC
T
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0 0.3 0.6 0.9 1.2 1.5
Fig. 3 Typical On-Resistance
vs. Drain Current and Gate Voltage
I , DRAIN-SOURCE CURRENT (A)
D
R
,
DRAIN-
S
OURCE ON-
R
ESIST
A
NCE (
)
DS
(O
N)
Ω
V = 1.8V
GS
V = 4.5V
GS
V = 2.5V
GS
0
0.1
0.2
0.3
0.4
0.5
0.6
0 0.3 0.6 0.9 1.2 1.5
I , DRAIN CURRENT (A)
Fig. 4 Typical Drain-Source On-Resistance
vs. Drain Current and Temperature
D
R
, D
R
AI
N
-S
O
U
R
C
E
O
N
-R
ES
IS
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 = 4.5V
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 , JUNCTION TEMPERATURE (°C)
J
R
, DRAIN-
S
OURCE
O
N
-R
ESI
ST
ANCE (
N
O
R
M
A
L
IZED)
DS
(O
N)
V = 4.5V
I = 1.0A
GS
D
V = 2.5V
I = 500mA
GS
D
0
0.2
0.4
0.6
0.8
Fig. 6 On-Resistance Variation with Temperature
-50 -25 0 25 50 75 100 125 150
T , JUNCTION TEMPERATURE (°C)
J
R
,
DRAIN-
S
OURCE ON-
R
ES
IST
A
NCE (
)
DS
(O
N)
Ω
V = 4.5V
I = 1.0A
GS
D
V = 2.5V
I = 500mA
GS
D
0
0.4
0.8
1.2
1.6
V,
G
A
T
E
T
H
R
ES
H
O
LD
V
O
L
T
A
G
E (
V
)
GS
(T
H
)
Fig. 7 Gate Threshold Variation vs. Ambient Temperature
-50 -25 0 25 50 75 100 125 150
T , AMBIENT TEMPERATURE (°C)
A
I = 250µA
D
0.2 0.4 0.6 0.8 1.0 1.2
V , SOURCE-DRAIN VOLTAGE (V)
SD
Fig. 8 Diode Forward Voltage vs. Current
0
2
4
6
8
10
I,
S
O
U
R
C
E
C
U
R
R
E
N
T
(A
)
S
T = 25°C
A