BUZ71A
Typical Performance Curves Unless Otherwise Specified (Continued)
2
1
0
15
10
5
10
10
10
PULSE DURATION = 80µs
DUTY CYCLE = 0.5% MAX
I = 18A
D
V
= 10V
DS
o
o
T
= 150 C
T
= 25 C
J
J
V
= 40V
DS
-1
10
0
0
5
10
15
20
25
0
0.5
1.0
1.5
2.0
2.5
3.0
V
, SOURCE TO DRAIN VOLTAGE (V)
Q , GATE CHARGE (nC)
SD
g
FIGURE 12. SOURCE TO DRAIN DIODE VOLTAGE
FIGURE 13. GATE TO SOURCE VOLTAGE vs GATE CHARGE
Test Circuits and Waveforms
V
DS
BV
DSS
L
t
P
V
DS
I
VARY t TO OBTAIN
P
AS
+
-
V
DD
R
REQUIRED PEAK I
G
AS
V
DD
V
GS
DUT
t
P
I
0V
AS
0
0.01Ω
t
AV
FIGURE 14. UNCLAMPED ENERGY TEST CIRCUIT
FIGURE 15. UNCLAMPED ENERGY WAVEFORMS
t
t
ON
OFF
t
d(OFF)
t
d(ON)
t
t
f
r
R
L
V
DS
90%
90%
+
V
DD
10%
10%
R
G
0
0
-
DUT
90%
50%
V
GS
50%
PULSE WIDTH
10%
V
GS
FIGURE 16. SWITCHING TIME TEST CIRCUIT
FIGURE 17. RESISTIVE SWITCHING WAVEFORMS
4-21
INTERSIL [ Intersil ]
