User guide

POWERDI is a registered trademark of Diodes Incorporated.
DMP3012LPS
Document number: DS35247 Rev. 2 - 2
4 of 6
www.diodes.com
April 2014
© Diodes Incorporated
DMP3012LPS
T , AMBIENT TEMPERATURE (°C)
A
Figure 7 Gate Threshold Variation vs. Ambient Temperature
-V , G
A
TE TH
R
ESH
O
LD V
O
LT
A
GE (V)
GS(TH)
0
0.5
1
1.5
2
2.5
-50 -25 0 25 50 75 100 125 150
I = -1mA
D
I = -250µA
D
-V , SOURCE-DRAIN VOLTAGE (V)
SD
Figure 8 Diode Forward Voltage vs. Current
-I ,
S
O
U
R
C
E
C
U
R
R
E
NT (
A
)
S
0
5
10
15
20
25
30
0 0.3 0.6 0.9 1.2 1.5
T = -55°C
A
T = 25°C
A
T = 85°C
A
T = 125°C
A
T = 150°C
A
-V , DRAIN-SOURCE VOLTAGE (V)
DS
Figure 9 Typical Total Capacitance
C
, J
U
N
C
TI
O
N
C
APA
C
ITA
N
C
E (pF)
T
100
1000
10000
100000
0 5 10 15 20 25 30
f = 1MHz
C
iss
C
rss
C
oss
Q , OTAL GATE CHARGE (nC)
Figure 10 Gate-Source Voltage vs. Total Gate Charge
g
T
-V , ATE-SOURCE VOLTAGE (V)
GS
G
0
1
2
3
4
5
6
7
8
9
10
0306090120150
V = -15V
I = -10A
DS
D
t , PULSE DURATION TIME (s)
1
Figure 11 Transient Thermal Response
R (t) = r(t) *
θ JA
R
R = 95°C/W
θ
θ
JA
JA
Duty Cycle, D = t /t
12
D = 0.7
D = 0.3
D = 0.1
D = 0.05
D = 0.02
D = 0.01
D = 0.005
D = Single Pulse
D = 0.9
D = 0.5
0.0001 0.001 0.01 0.1 1 10 100 1000
r(t),
T
ransient
T
her
m
al
R
esistance