Diodes DMP1045UFY4 User Manual
Page 3
DMP1045UFY4
Document number: DS31853 Rev. 7 - 2
3 of 6
September 2012
© Diodes Incorporated
DMP1045UFY4
NEW PROD
UC
T
ADVAN
CE I
N
F
O
RM
ATI
O
N
0
0.5
1.0
1.5
2.0
2.5
3.0
-V
, DRAIN -SOURCE VOLTAGE (V)
Fig. 1 Typical Output Characteristics
DS
0
5
10
15
20
-I
, D
R
AI
N
C
U
R
R
EN
T
(A)
D
V
= -1.2V
GS
V
= -1.5V
GS
V
= -1.8V
GS
V
= -2.5V
GS
V
= -4.5V
GS
V
= -8.0V
GS
V
= -2.0V
GS
0
5
10
15
20
0
0.5
1.0
1.5
2.0
2.5
-V
, GATE-SOURCE VOLTAGE (V)
GS
Fig. 2 Typical Transfer Characteristics
-I
, D
R
AI
N
C
U
R
R
E
N
T
(A
)
D
T = 150 C
A
°
T = 125 C
A
°
T = 85 C
A
°
T = 25 C
A
°
T = -55 C
A
°
V
= -5.0V
DS
0.02
0.04
0.06
0.08
0.12
0
4
8
12
16
20
0.10
0
-I , DRAIN SOURCE CURRENT (A)
Fig. 3 Typical On-Resistance vs.
Drain Current and Gate Voltage
D
R
, D
R
AI
N-
S
O
U
R
CE
O
N-
R
ES
IST
A
NCE
(
)
DS
(O
N)
Ω
V
= -4.5V
GS
V
= -2.5V
GS
V
= -1.8V
GS
0.02
0.04
0.06
0.08
0.12
0.14
0.16
0.18
0.20
0.10
0
0
1
2
3
4
5
6
7
8
-V
, GATE-SOURCE VOLTAGE (V)
GS
Fig. 4 Typical Drain-Source On-Resistance
vs. Gate-Source Voltage
R
, D
R
AI
N-
S
O
U
R
C
E
O
N-
R
ES
IS
T
AN
C
E (
)
DS
(O
N)
Ω
I = -4.0A
D
0.02
0.04
0.06
0
5
10
15
20
0
-I , DRAIN SOURCE CURRENT (A)
Fig. 5 Typical On-Resistance vs.
Drain Current and Temperature
D
R
, D
R
AI
N-
S
O
U
R
CE
O
N-
R
ES
IS
T
A
NCE (
)
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
-50
-25
0
25
50
75
100
125
150
T , JUNCTION TEMPERATURE ( C)
J
°
Fig. 6 On-Resistance Variation with Temperature
0.5
0.7
0.9
1.1
1.3
1.5
1.7
R
, D
R
AI
N
-S
O
U
R
C
E
ON-
RE
S
IST
A
NCE (
N
O
R
M
A
L
IZ
E
D)
DS
(O
N
)
V
= -4.5V
I = -10A
GS
D
V
= -2.5V
I = -5A
GS
D