IRF7834
20
2.2
16
VGS(th) Gate threshold Voltage (V)
ID , Drain Current (A)
1.8
12
ID = 250µA
1.4
8
4
0
25
50
75
100
125
150
1.0
-75
-50
-25
0
25
50
75
100
125
150
T J , Junction Temperature (°C)
T J , Temperature ( °C )
Fig 9.
Maximum Drain Current Vs.
Case Temperature
Fig 10.
Threshold Voltage Vs. Temperature
100
D = 0.50
Thermal Response ( Z thJA )
10
0.20
0.10
0.05
0.02
0.01
τ
J
τ
J
τ
1
1
R
1
R
1
τ
2
R
2
R
2
R
3
R
3
τ
3
R
4
R
4
τ
C
τ
τ
4
Ri (°C/W)
1.1659
9.9439
25.520
13.380
τi
(sec)
0.000184
0.153919
1.7486
49
0.1
τ
1
τ
2
τ
3
τ
4
0.01
SINGLE PULSE
( THERMAL RESPONSE )
Ci=
τi/Ri
Ci i/Ri
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthja + Tc
0.01
0.1
1
10
100
0.001
1E-006
1E-005
0.0001
0.001
t1 , Rectangular Pulse Duration (sec)
Fig 11.
Maximum Effective Transient Thermal Impedance, Junction-to-Ambient
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