AO4458
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
10
8
V
GS
(Volts)
6
4
2
0
0
10
20
30
40
50
60
70
80
90
Q
g
(nC)
Figure 7: Gate-Charge Characteristics
V
DS
= 15V
I
D
= 20A
10000
8000
Capacitance (pF)
C
iss
6000
4000
C
oss
C
rss
0
5
10
2000
0
15
20
25
30
V
DS
(Volts)
Figure 8: Capacitance Characteristics
100
R
DS(ON)
limited
10µs
100µs
1m
10ms
100ms
0.1
T
J(Max)
=150°C
T
A
=25°C
10s
DC
1000
T
J(Max)
=150°C
T
A
=25°C
10
I
D
(Amps)
1
Power (W)
100
10
0.01
0.01
0.1
1
V
DS
(Volts)
I
F
=-6.5A, dI/dt=100A/µs
10
100
1
1E-04 0.001 0.01
0.1
1
10
100
1000
Figure 9: Maximum Forward Biased Safe
Operating Area (Note E)
Pulse Width (s)
Figure 10: Single Pulse Power Rating Junction-
to-Ambient (Note E)
10
Z
θ
JA
Normalized Transient
Thermal Resistance
1
D=T
on
/T
T
J,PK
=T
A
+P
DM
.Z
θJA
.R
θJA
R
θJA
=59°C/W
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
0.1
THIS PRODUCT HAS BEEN DESIGNED AND QUALIFIED FOR THE CONSUMER MARKET. APPLICATIONS OR USES AS CRITICAL
P
D
COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS ARE NOT AUTHORIZED. AOS DOES NOT ASSUME ANY LIABILITY ARISING
OUT OF SUCH APPLICATIONS OR USES OF ITS PRODUCTS. AOS RESERVES THE RIGHT TO IMPROVE PRODUCT DESIGN,
0.01
T
on
FUNCTIONS AND RELIABILITY WITHOUT NOTICE.
Single Pulse
T
0.001
0.00001
0.0001
0.001
0.01
0.1
1
10
100
1000
Pulse Width (s)
Figure 11: Normalized Maximum Transient Thermal Impedance(Note E)
Alpha & Omega Semiconductor, Ltd.
www.aosmd.com
AOSMD [ ALPHA & OMEGA SEMICONDUCTORS ]
