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AP4953GM-HF_14 Datasheet, PDF (4/4 Pages) Advanced Power Electronics Corp. – Simple Drive Requirement
AP4953GM-HF
14
12
10
I D = -5A
V DS = -15V
8
6
4
2
0
0
4
8
12
16
20
Q G , Total Gate Charge (nC)
Fig 7. Gate Charge Characteristics
100
10
100us
1ms
1
10ms
100ms
1s
0.1
T A =25 o C
Single Pulse
DC
0.01
0.1
1
10
100
-V DS , Drain-to-Source Voltage (V)
Fig 9. Maximum Safe Operating Area
f=1.0MHz
1000
C iss
100
C oss
C rss
10
1
5
9
13
17
21
25
29
-V DS , Drain-to-Source Voltage (V)
Fig 8. Typical Capacitance Characteristics
1
Duty Factor = 0.5
0.2
0.1
0.1
0.05
0.02
0.01
Single Pulse
PDM
t
T
Duty Factor = t/T
Peak Tj = PDM x Rthja + Ta
Rthja=135oC/W
0.01
0.0001
0.001
0.01
0.1
1
10
t , Pulse Width (s)
100
1000
Fig 10. Effective Transient Thermal Impedance
VDS
90%
10%
VGS
td(on) tr
td(off)tf
VG
-4.5V
QGS
QG
QGD
Charge
Q
Fig 11. Switching Time Waveform
Fig 12. Gate Charge Waveform
4