S T M8455
P-Channel
15
V
G S
=-4.5V
15
12
12
I
D
, Drain C urrent(A)
9
V
G S
=-10V
6
3
0
V
G S
=-3V
I
D
, Drain C urrent (A)
V
G S
=-8V
9
T j=125 C
6
25 C
3
-55 C
0
0
0.8
1.6
2.4
3.2
4.0
4.8
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
70
1.5
F igure 2. Trans fer C haracteris tics
R
DS (ON)
, On-R es is tance
Normalized
60
V
G S
=-4.5V
1.4
1.3
1.2
1.1
1.0
0
R
DS (on)
(m
W
)
50
40
30
20
1
V
G S
=-10V
V
G S
=-10V
I
D
=-4A
V
G S
=-4.5V
I
D
=-3A
1
1
5
10
15
20
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