S T M8457
P-Channel
30
V
G S
=-6V
15
24
12
V
G S
=-4.5V
V
G S
=-10V
I
D
, Drain C urrent(A)
18
I
D
, Drain C urrent (A)
V
G S
=-8V
9
-55 C
6
T j=125 C
3
25 C
0
0
0.8
1.6
2.4
3.2
4.0
4.8
12
6
0
0
0.5
1
1.5
2
2.5
3
V
DS
, Drain-to-S ource Voltage (V )
V
G S
, G ate-to-S ource Voltage (V )
F igure 1. Output C haracteris tics
120
1.5
F igure 2. Trans fer C haracteris tics
R
DS (ON)
, On-R es is tance
Normalized
100
1.4
1.3
1.2
1.1
1.0
0
V
G S
=-10V
I
D
=-4A
R
DS (on)
(m
W
)
80
V
G S
=-4.5V
60
40
V
G S
=-10V
20
1
V
G S
=-4.5V
I
D
=-3A
1
3
6
9
12
15
0
25
50
75
100
125
150
T j( C )
I
D
, Drain C urrent (A)
T j, J unction T emperature ( C )
F igure 3. On-R es is tance vs . Drain C urrent
and G ate V oltage
F igure 4. On-R es is tance Variation with
Drain C urrent and Temperature
7