BUZ11
Typical Performance Curves
10
3
I
SD
, SOURCE TO DRAIN CURRENT (A)
PULSE DURATION = 80µs
DUTY CYCLE = 0.5% MAX
T
J
= 25
o
C
T
J
= 150
o
C
10
1
Unless Otherwise Specified
(Continued)
15
V
GS
, GATE TO SOURCE VOLTAGE (V)
I
D
= 45A
10
2
V
DS
= 10V
10
V
DS
= 40V
5
10
0
10
-1
0
0.5
1.0
1.5
2.0
2.5
V
SD
, SOURCE TO DRAIN VOLTAGE (V)
3.0
0
0
10
20
30
Q
g
, GATE CHARGE (nC)
40
50
FIGURE 12. SOURCE TO DRAIN DIODE VOLTAGE
FIGURE 13. GATE TO SOURCE VOLTAGE vs GATE CHARGE
Test Circuits and Waveforms
t
ON
t
d(ON)
t
r
R
L
V
DS
90%
t
OFF
t
d(OFF)
t
f
90%
+
R
G
DUT
-
V
DD
0
10%
90%
10%
V
GS
V
GS
0
10%
50%
PULSE WIDTH
50%
FIGURE 14. SWITCHING TIME TEST CIRCUIT
V
DS
(ISOLATED
SUPPLY)
V
DD
SAME TYPE
AS DUT
0.3µF
FIGURE 15. RESISTIVE SWITCHING WAVEFORMS
CURRENT
REGULATOR
Q
g(TOT)
Q
gd
Q
gs
12V
BATTERY
0.2µF
V
GS
50kΩ
D
V
DS
G
DUT
0
I
g(REF)
0
I
G
CURRENT
SAMPLING
RESISTOR
S
V
DS
I
D
CURRENT
SAMPLING
RESISTOR
I
g(REF)
0
FIGURE 16. GATE CHARGE TEST CIRCUIT
FIGURE 17. GATE CHARGE WAVEFORMS
©2001 Fairchild Semiconductor Corporation
BUZ1 Rev. A
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
