Diodes DMN4030LK3 - Manual (Page 6)

DMN4030LK3
Document Number DS32008 Rev. 3 - 2
6 of 8
www.diodes.com
March 2010
© Diodes Incorporated
A Product Line of
Diodes Incorporated
DMN4030LK3
Typical Characteristics - continued
0.1 1 10
0
200
400
600
800
C
RSS
C
OSS
C
ISS
V
GS
= 0V
f = 1MHz
C Capac
it
ance (pF
)
V
DS
- Drain - Source Voltage (V)
0 2 4 6 8 10 12 14
0
2
4
6
8
10
V
DS
= 20V
I
D
= 12A
Gate-Source Voltage v Gate Charge Capacitance v Drain-Source Voltage
Q - Charge (nC)
V
GS
G
a
te
-S
ou
rce
V
o
ltag
e
(V
)
Test Circuits
Current
regulator
Charge
Gate charge test circuit
Switching time test circuit
Basic gate charge waveform
Switching time waveforms
D.U.T
50k 12V Same as
D.U.T
V
GS
V
GS
V
DS
V
G
Q
GS
Q
GD
Q
G
V
GS
90%
10%
t
(on)
t
(on)
t
d(on)
t
r
t
r
t
V
DS
DD
V
R
D
R
G
V
DS
I
D
I
G
d(off)