RURD460 Просмотр технического описания (PDF) - Fairchild Semiconductor

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RURD460

4A, 600V Ultrafast Diodes

Fairchild Semiconductor 

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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