IRF540N Fairchild Semiconductor, IRF540N Datasheet - Page 6

• Manufacturer Part Number: IRF540N
• Description: Fairchild Sample
• Manufacturer: Fairchild Semiconductor

Test Circuits and Waveforms
©2002 Fairchild Semiconductor Corporation
V
GS
I
g(REF)
FIGURE 18. SWITCHING TIME TEST CIRCUIT
FIGURE 16. GATE CHARGE TEST CIRCUIT
V
GS
R
GS
V
GS
V
DS
V
DUT
DS
R
(Continued)
L
DUT
R
L
+
-
V
DD
+
-
V
DD
I
V
g(REF)
0
0
DD
V
0
0
V
V
GS
GS
DS
10%
V
= 2V
GS
FIGURE 19. SWITCHING TIME WAVEFORM
FIGURE 17. GATE CHARGE WAVEFORMS
Q
t
d(ON)
90%
Q
gs
g(TH)
50%
t
ON
10%
t
r
Q
PULSE WIDTH
Q
V
g(10)
DS
gd
Q
g(TOT)
V
GS
= 10V
t
d(OFF)
90%
t
OFF
50%
t
f
10%
IRF540N Rev. C
V
GS
90%
= 20V