IRF6691 Просмотр технического описания (PDF) - International Rectifier
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IRF6691 Datasheet PDF : 10 Pages
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IRF6691
200
175
150
125
100
75
50
25
0
25
50
75
100 125 150
TC , Case Temperature (°C)
2.5
2.0
ID = 250µA
1.5
1.0
-75 -50 -25 0
25 50 75 100 125 150
TJ , Temperature ( °C )
Fig 9. Maximum Drain Current vs.
Case Temperature
Fig 10. Threshold Voltage vs. Temperature
100
D = 0.50
10
0.20
0.10
0.05
1
0.02
0.01
0.1
0.01
0.001
0.0001
1E-006
SINGLE PULSE
( THERMAL RESPONSE )
τJ τJ
τ1 τ1
R1R1
Ci= τi/Ri
Ci i/Ri
R2R2
τ2 τ2
R3R3
τ3 τ3
R4R4
τCτ
Ri (°C/W)
0.678
17.30
τi (sec)
0.000860
0.577560
τ4 τ4
17.57 8.940000
9.470 106.0000
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthja + Tc
1E-005
0.0001
0.001
0.01
0.1
1
10
100
t1 , Rectangular Pulse Duration (sec)
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Ambient
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