Fig. 9 - Maximum Drain Current vs. Case Temperature
IRFD9020, SiHFD9020
Vishay Siliconix
VDS
VGS
RG
RD
D.U.T.
-
+VDD
- 10 V
Pulse width ≤ 1 µs
Duty factor ≤ 0.1 %
Fig. 10a - Switching Time Test Circuit
VGS
10 %
td(on) tr
td(off) tf
90 %
VDS
Fig. 10b - Switching Time Waveforms
Fig. 11 - Maximum Effective Transient Thermal Impedance, Junction-to-Case
VDS
Vary tp to obtain
required IAS
RG
- 10 V
tp
L
D.U.T.
IAS
0.01 Ω
-
+
V
DD
Fig. 12a - Unclamped Inductive Test Circuit
Document Number: 90170
S-81412-Rev. A, 07-Jul-08
IAS
VDS
VDD
tp
VDS
Fig. 12b - Unclamped Inductive Waveforms
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