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| JANSR2N7294 Datasheet, PDF (4/7 Pages) Intersil Corporation – 23A, 200V, 0.115 Ohm, Rad Hard, N-Channel Power MOSFET | |||
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JANSR2N7294
Typical Performance Curves Unless Otherwise Speciï¬ed (Continued)
10
1
0.5
0.2
0.1 0.1
0.05
0.02
0.01
0.01
SINGLE PULSE
0.001
10-5
10-4
PDM
t1
t2
NOTES:
DUTY FACTOR: D = t1/t2
PEAK TJ = PDM x ZθJC + TC
10-3
10-2
10-1
100
101
t, RECTANGULAR PULSE DURATION (s)
FIGURE 3. NORMALIZED MAXIMUM TRANSIENT THERMAL RESPONSE
Test Circuits and Waveforms
ELECTRONIC SWITCH OPENS
WHEN IAS IS REACHED
VDS
L
CURRENT
TRANSFORMER
+
IAS
-
VARY tP TO OBTAIN
REQUIRED PEAK IAS
50â¦
VGS ⤠20V
tP
50â¦
0V
DUT
+
VDD
-
50V-150V
tP
IAS
BVDSS
VDS
VDD
tAV
FIGURE 4. UNCLAMPED ENERGY TEST CIRCUIT
FIGURE 5. UNCLAMPED ENERGY WAVEFORMS
2-26
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