Diodes DMG9933USD - Manual (Page 3)

DMG9933USD
Document number: DS32085 Rev. 2 - 2
3 of 6
www.diodes.com
June 2010
© Diodes Incorporated
DMG9933USD
NEW PROD
UC
T
0
0.05
0.10
0.15
0.20
0.25
0.1 1 10
Fig. 3 Typical On-Resistance
vs. Drain Current and Gate Voltage
-I , DRAIN-SOURCE CURRENT (A)
D
R
, D
R
AI
N-
S
O
U
R
C
E
O
N-
R
ES
IS
T
AN
C
E (
)
DS
(O
N
)
Ω
-V = 2.5V
GS
-V = 4.5V
GS
-V = 1.8V
GS
0
0.04
0.08
0.12
0.16
0 2 4 6 8 10
-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
ESI
S
T
AN
C
E (
)
DS
(O
N)
Ω
V = 4.5V
GS
T = -55°C
A
T = 25°C
A
T = 85°C
A
T = 125°C
A
T = 150°C
A
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
, DRAI
N-
S
OURCE
ON-
RES
IST
A
NCE
(
NORM
A
L
IZ
E
D)
DS
(O
N)
-V = 5.0V
-I = 10A
GS
D
-V = 2.5V
-I = 5.0A
GS
D
0
0.04
0.08
0.12
0.16
Fig. 6 On-Resistance Variation with Temperature
-50 -25 0 25 50 75 100 125 150
T , JUNCTION TEMPERATURE (°C)
J
R
,
DRAI
N
-S
OURCE ON-
R
ES
IS
T
A
NCE (
)
DS
(O
N
)
Ω
-V = 5.0V
-I = 10A
GS
D
-V = 2.5V
-I = 5.5A
GS
D
0
0.4
0.8
1.2
1.6
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
THRES
H
O
L
D VO
L
T
AGE
(V)
GS
(T
H
)
-I = 1mA
D
-I = 250µA
D
0
2
4
6
8
10
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
-I
, S
O
U
R
C
E
C
U
R
R
E
N
T
(A
)
S
T = 25°C
A