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| RHR1K160D Datasheet, PDF (4/9 Pages) Intersil Corporation – 1A, 600V Hyperfast Dual Diode | |||
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RHR1K160D
Typical Performance Curve (Continued)
10
DUTY CYCLE - DESCENDING ORDER
0.5
0.2
0.1
1 0.05
0.02
0.01
RθJA = 50oC/W
PDM
0.1
0.01
10-5
SINGLE PULSE
10-4
10-3
10-2
10-1
100
t, RECTANGULAR PULSE DURATION (s)
t1
t2
NOTES:
DUTY FACTOR: D = t1/t2
PEAK TJ = PDM x ZθJA x RθJA + TA
101
102
103
FIGURE 8. NORMALIZED MAXIMUM TRANSIENT THERMAL IMPEDANCE
Test Circuits and Waveforms
VGE AMPLITUDE AND
RG CONTROL dIF/dt
t1 AND t2 CONTROL IF
L
RG
VGE
t1
t2
DUT
IGBT
CURRENT
SENSE
+
VDD
-
FIGURE 9. trr TEST CIRCUIT
L = 20mH
R < 0.1â¦
EAVL = 1/2LI2 [VR(AVL)/(VR(AVL) - VDD)]
Q1 = IGBT (BVCES > DUT VR(AVL))
L
R
CURRENT
SENSE
Q1
+
VDD
DUT
VDD
-
FIGURE 11. AVALANCHE ENERGY TEST CIRCUIT
dIF
IF
dt
0
trr
ta
tb
0.25 IRM
IRM
FIGURE 10. trr WAVEFORMS AND DEFINITIONS
VAVL
IL
IL
IV
t0
t1
t2
t
FIGURE 12. AVALANCHE CURRENT AND VOLTAGE
WAVEFORMS
4
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