RUR420 Просмотр технического описания (PDF) - Fairchild Semiconductor
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RUR420 Datasheet PDF : 5 Pages
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RURD420S
Typical Performance Curves (Continued)
25
TC = 25oC, dIF/dt = 100A/µs
20
trr
15
10
ta
5
tb
50
TC = 100oC, dIF/dt = 100A/µs
40
trr
30
ta
20
tb
10
0
0.5
1
4
IF, FORWARD CURRENT (A)
FIGURE 3. trr, ta AND tb CURVES vs FORWARD CURRENT
0
0.5
1
4
IF, FORWARD CURRENT (A)
FIGURE 4. trr, ta AND tb CURVES vs FORWARD CURRENT
100
TC = 175oC, dIF/dt = 100A/µs
80
trr
60
ta
40
tb
20
0
0.5
1
4
IF, FORWARD CURRENT (A)
FIGURE 5. trr, ta AND tb CURVES vs FORWARD CURRENT
Test Circuits and Waveforms
VGE AMPLITUDE AND
RG CONTROL dIF/dt
t1 AND t2 CONTROL IF
L
VGE
t1
t2
DUT CURRENT
RG
SENSE
+
IGBT
- VDD
FIGURE 7. trr TEST CIRCUIT
5
4
DC
3
SQ. WAVE
2
1
0
150
155
160
165
170
175
TC, CASE TEMPERATURE (oC)
FIGURE 6. CURRENT DERATING CURVE
dIF
IF
dt
0
trr
ta
tb
0.25 IRM
IRM
FIGURE 8. trr WAVEFORMS AND DEFINITIONS
©2002 Fairchild Semiconductor Corporation
RURD420S Rev. C
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