Dmb54d0uv – Diodes DMB54D0UV User Manual
Page 4
DMB54D0UV
Document number: DS31676 Rev. 5 - 2
4 of 7
March 2012
© Diodes Incorporated
DMB54D0UV
Fig. 3 Typical On-Resistance
vs. Drain Current and Gate Voltage
I , DRAIN CURRENT (A)
D
R
, DR
AIN-
SOURC
E ON-
RES
IST
A
NCE
(
)
DS
(O
N)
Ω
1
10
0.001
0.01
0.1
1
V
= 4.0V
GS
V
= 2.5V
GS
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
ESIS
T
AN
C
E (
)
DS
(O
N)
Ω
1
10
0
0.1
0.2
0.3
0.4
0.5
T = -55°C
A
T = 25°C
A
T = 85°C
A
T = 125°C
A
T = 150°C
A
Fig. 5 On-Resistance Variation with Temperature
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
-50
-25
0
25
50
75
100
125 150
T , JUNCTION TEMPERATURE (°C)
J
R
, DRAI
N-
T
O-
SOURCE
RE
SIST
ANCE
(
NORM
A
L
IZ
E
D)
DS
(O
N)
V
= 2.5V
I = 80mA
GS
D
V
= 4V
I = 100mA
GS
D
0.4
Fig. 6 Typical Capacitance
0
5
10
15
20
25
30
35
40
V
, DRAIN-SOURCE VOLTAGE (V)
DS
C
,
C
A
P
A
C
IT
A
N
C
E (
p
F
)
0
5
10
15
20
25
30
35
f = 1MHz
V
= 0V
GS
C
iss
C
oss
C
rss
V
,
G
A
T
E
T
HRESH
O
L
D V
O
L
T
AG
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
0.5
0.6
0.7
0.8
0.9
1.0
1.1
I = 250µA
D
V
, SOURCE-DRAIN VOLTAGE (V)
SD
I,
S
O
U
R
C
E
C
U
R
R
E
N
T
(A
)
S
Fig. 8 Diode Forward Voltage vs. Current
0.0001
0.001
0.01
0.1
1
0.1
0.3
0.5
0.7
0.9
1.1
T = -55°C
A
T = 25°C
A
T = 85°C
A
T = 125°C
A
T = 150°C
A