UM4599
Typical Characteristics(Cont.) : Q2(P-channel)
Single Pulse Power Rating, Junction to Ambient
(Note on page 2)
Typical Transfer Characteristics
50
40
35
VDS=-10V
TJ(MAX)=150°C
TA=25°C
40
30
θ
JA=78°C/W
30
20
10
0
25
20
15
10
5
0
0.001
0.01
0.1 1
Pulse Width(s)
10
100
0
1
2
4
6
8
10
-VGS, Gate-Source Voltage(V)
Transient Thermal Response Curves
D=0.5
0.2
0.1
θ
θJA
1.R JA(t)=r(t)*R
2.Duty Factor, D=t /t
3.TJM-TA=PDM*RθJA(t)
0.1
1
2
0.05
θJA=50°C/W
4.R
0.02
0.01
0.01
Single Pulse
0.001
1.E-04
1.E-03
1.E-02
1.E-01
1.E+00
1.E+01
1.E+02
t1, Square Wave Pulse Duration(s)
9