參數(shù)資料
型號(hào): RURD840S9A
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 參考電壓二極管
英文描述: 8 A, 400 V, SILICON, RECTIFIER DIODE, TO-252
文件頁(yè)數(shù): 4/5頁(yè)
文件大?。?/td> 90K
代理商: RURD840S9A
2002 Fairchild Semiconductor Corporation
RURD840, RURD860, RURD840S, RURD860S Rev. B
Test Circuits and Waveforms
FIGURE 8. t
rr
TEST CIRCUIT
FIGURE 9. t
rr
WAVEFORMS AND DEFINITIONS
FIGURE 10. AVALANCHE ENERGY TEST CIRCUIT
FIGURE 11. AVALANCHE CURRENT AND VOLTAGE
WAVEFORMS
R
G
L
V
DD
IGBT
CURRENT
SENSE
DUT
V
GE
t
1
t
2
V
GE
AMPLITUDE AND
R
G
CONTROL dI
F
/dt
t
1 AND
t
2
CONTROL I
F
+
-
dt
dI
F
I
F
t
rr
t
a
t
b
0
I
RM
0.25 I
RM
DUT
CURRENT
SENSE
+
V
DD
L
R
R < 0.1
E
AVL
= 1/2LI
2
[V
R(AVL)
/(V
R(AVL)
- V
DD
)]
Q
1
= IGBT (BV
CES
> DUT V
R(AVL)
)
-
V
DD
Q
1
I = 1A
L = 40mH
I V
t
0
t
1
t
2
I
L
V
AVL
t
I
L
RURD840, RURD860, RURD840S, RURD860S
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