IRFL014NPbF
Q
G
V
DS
V
GS
R
G
10V
R
D
10V
V
G
Q
GS
Q
GD
D.U.T.
+
-
V
DD
Charge
Pulse Width
≤ 1
µs
Duty Factor
≤ 0.1 %
Fig 9a.
Basic Gate Charge Waveform
Current Regulator
Same Type as D.U.T.
Fig 10a.
Switching Time Test Circuit
V
DS
50KΩ
12V
.2µF
.3µF
90%
D.U.T.
V
GS
3mA
+
V
-
DS
10%
V
GS
t
d(on)
I
G
I
D
t
r
t
d(off)
t
f
Current Sampling Resistors
Fig 9b.
Gate Charge Test Circuit
1000
Fig 10b.
Switching Time Waveforms
Thermal Response (Z
thJA
)
100
D = 0.50
0.20
10
0.10
0.05
0.02
0.01
P
DM
t
1
Notes:
1. Duty factor D = t
1
t2
SINGLE PULSE
(THERMAL RESPONSE)
0.1
0.00001
0.0001
0.001
0.01
0.1
1
1
/t
2
2. Peak T
J
= P
DM
x Z
thJA
+ T A
A
1000
10
100
t
1
, Rectangular Pulse Duration (sec)
Fig 11.
Maximum Effective Transient Thermal Impedance, Junction-to-Ambient
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