RURD460 查看數據表（PDF） - Fairchild Semiconductor
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RURD460 Datasheet PDF : 5 Pages
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RURD460, RURD460S
Test Circuits and Waveforms (Continued)
I = 1A
L = 20mH
R < 0.1Ω
EAVL = 1/2LI2 [VR(AVL)/(VR(AVL) - VDD)]
Q1 = IGBT (BVCES > DUT VR(AVL))
L
CURRENT
SENSE
Q1
DUT
R
+
VDD
VDD
-
FIGURE 9. AVALANCHE ENERGY TEST CIRCUIT
VAVL
IL
IL
IV
t0
t1
t2
t
FIGURE 10. AVALANCHE CURRENT AND VOLTAGE
WAVEFORMS
©2002 Fairchild Semiconductor Corporation
RURD460, RURD460S Rev. B
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