IRF7811A Просмотр технического описания (PDF) - International Rectifier
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IRF7811A Datasheet PDF : 10 Pages
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IRF7811A
12
10
8
6
4
2
0
25
50
75
100
125
150
TJ , Junction Temperature (°C)
Fig 9. Maximum Drain Current Vs.
Ambient Temperature
100
VDS
VGS
RG
RD
D.U.T.
10V
Pulse Width ≤ 1 µs
Duty Factor ≤ 0.1 %
+-VDD
Fig 10a. Switching Time Test Circuit
VDS
90%
10%
VGS
td(on) tr
td(off) tf
Fig 10b. Switching Time Waveforms
D = 0.50
10
0.20
0.10
0.05
0.02
1
0.01
PDM
t1
t2
SINGLE PULSE
(THERMAL RESPONSE)
0.1
0.00001
0.0001
0.001
0.01
Notes:
1. Duty factor D = t1 / t 2
2. Peak T J = P DM x Z thJA + TA
0.1
1
10
100
t1, Rectangular Pulse Duration (sec)
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Ambient
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