UM4599 Datasheet, PDF (6/9 Pages) Unitpower Technology Limited – N- AND P-CHANNEL ENHANCEMENT MODE POWER MOSFET

UM4599
Typical Characteristics(Cont.) : Q1( N-channel)
Typical Transfer Characteristics
40
Single Pulse Power Rating, Junction to Ambient
(Note on page 2)
50
35
VDS=10V
30
25
40
TJ(MAX)=150°C
TA=25°C
θ_JA=78°C/W
30
20
20
15
10
10
5
0
0
2
4
6
8
10
12
VGS, Gate-Source Voltage(V)
0
0.001
0.01
0.1
1
Pulse Width(s)
10
100
1
D=0.5
Transient Thermal Response Curves
0.2
0.1 ^0.1
0.05
0.02
0.01
0.01
1.RθJA(t)=r(t)*RθJA
2.Duty Factor, D=t1/t2
3.TJM-TA=PDM*RθJA(t)
4.RθJA=78°C/W
0.001
1.E-04
Single Pulse
1.E-03
1.E-02
1.E-01
1.E+00
t1, Square Wave Pulse Duration(s)
1.E+01
1.E+02
6