TEST CIRCUITS AND WAVEFORMS
HFR15A12D
FIG .6 - t TE S T C IR C UIT
rr
FIG . 7 - t WAVE FOR MS AND DE FINITIONS
rr
V
R
A MP L ITUDE A ND
G E
G
C ONTR OL dI /dt
F
L
t
t C ONTR OL I
2 F
1 AND
DUT
C UR R E NT
S E NS E
dI
F
t
rr
I
R
F
G
dt
t
t
b
+
a
0
V
V
DD
G E
-
IG B T
t
1
0.25 I
R M
t
2
I
R M
9 - AVAL ANC HE C UR R E NT AND VOLTAG E
WAVE FOR MS
FIG . 8 - AVAL ANC HE E NE R G Y TE S T C IR C UIT
FIG .
I
= 1A
MAX
L = 40mH
R < 0.1
2
E
= 1/2L I [V
/(V - V )]
R (AVL ) DD
AV L
= IG B T (B V
R (AVL )
> DUT V )
R (AVL )
V
I
AV L
Q
1
C E S
L
R
+
V
C UR R E NT
S E NS E
I
L
L
DD
DD
I
V
Q
1
V
DUT
-
t
t
t
2
t
0
1
YENYO TECHNOLOGY CO., LTD.
R2, AUG-10
3 / 3
YENYO [ YENYO TECHNOLOGY CO., LTD ]
