AP4957GM-HF Datasheet, PDF (4/5 Pages) Advanced Power Electronics Corp. – Simple Drive Requirement

AP4957GM-HF
10
I_D= -7A
8
V _DS = - 24 V
6
4
2
0
0
10
20
30
40
50
60
Q _G , Total Gate Charge (nC)
Fig 7. Gate Charge Characteristics
f=1.0MHz
10000
C _iss
1000
C _oss
C _rss
100
1
5
9
13
17
21
25
29
-V _DS , Drain-to-Source Voltage (V)
Fig 8. Typical Capacitance Characteristics
100
10
Operation in this area
limited by RDS(ON)
100us
1ms
1
10ms
100ms
0.1
1s
T _A =25 ^o C
Single Pulse
0.01
0.01
0.1
1
10
-V _DS , Drain-to-Source Voltage (V)
DC
100
Fig 9. Maximum Safe Operating Area
1
Duty factor=0.5
0.2
0.1
0.1
0.05
.
0.02
0.01
0.01
Single Pulse
PDM
t
T
Duty factor = t/T
Peak Tj = PDM x Rthja + Ta
Rthja=135^oC/W
0.001
0.0001
0.001
0.01
0.1
1
10
t , Pulse Width (s)
100
1000
Fig 10. Effective Transient Thermal Impedance
40
V _DS =-5V
30
T _j =25 ^o C
T _j =150 ^o C
20
V_G
-4.5V
Q_GS
Q_G
Q_GD
10
0
0
2
4
6
8
-V _GS , Gate-to-Source Voltage (V)
Fig 11. Transfer Characteristics
Charge
Q
Fig 12. Gate Charge Waveform
4