©2001 Fairchild Semiconductor Corporation HUFA76419D3, HUFA76419D3S Rev. B
FIGURE 11. NORMALIZED GATE THRESHOLD VOLTAGE vs
JUNCTION TEMPERATURE
FIGURE 12. NORMALIZED DRAIN TO SOURCE BREAKDOWN
VOLTAGE vs JUNCTION TEMPERATURE
FIGURE 13. CAPACITANCE vs DRAIN TO SOURCE VOLTAGE
NOTE: Refer to Fairchild Application Notes AN7254 and AN7260.
FIGURE 14. GATE CHARGE WAVEFORMS FOR CONSTANT
GATE CURRENT
FIGURE 15. SWITCHING TIME vs GATE RESISTANCE FIGURE 16. SWITCHING TIME vs GATE RESISTANCE
Typical Performance Curves
(Continued)
0.8
1.0
1.2
-80 -40 0 40 80 120 160 200
0.4
NORMALIZED GATE
T
J
, JUNCTION TEMPERATURE (
o
C)
V
GS
= V
DS
, I
D
= 250µA
THRESHOLD VOLTAGE
0.6
1.0
1.1
1.2
-80 -40 0 40 80 120 160 200
0.9
T
J
, JUNCTION TEMPERATURE (
o
C)
NORMALIZED DRAIN TO SOURCE
BREAKDOWN VOLTAGE
I
D
= 250µA
100
2000
0.1 1.0 10
60
20
V
DS
, DRAIN TO SOURCE VOLTAGE (V)
V
GS
= 0V, f = 1MHz
C
ISS
= C
GS
+ C
GD
C
OSS
≅ C
DS
+ C
GD
C
RSS
= C
GD
1000
2
4
6
8
10
0 101520253
0
V
GS
, GATE TO SOURCE VOLTAGE (V)
Q
g
, GATE CHARGE (nC)
V
DD
= 30V
I
D
= 20A
I
D
= 10A
WAVEFORMS IN
DESCENDING ORDER:
5
150
200
300
0 102030405
0
SWITCHING TIME (ns)
R
GS
, GATE TO SOURCE RESISTANCE (Ω)
V
GS
= 4.5V, V
DD
= 30V, I
D
= 19A
t
r
t
f
t
d(ON)
t
d(OFF)
50
100
250
30
120
150
180
0 1020304050
0
SWITCHING TIME (ns)
R
GS
, GATE TO SOURCE RESISTANCE (Ω)
V
GS
= 10V, V
DD
= 30V, I
D
= 20A
t
r
t
d(ON)
t
f
t
d(OFF)
90
60
HUFA76419D3, HUFA76419D3S