Analog Power
AM4543C
Typical Electrical Characteristics - N-channel
2
10
VDS = 20V
ID = 5.3A
8
1.5
1
6
4
2
0.5
0
0
-50 -25
0
25
50
75 100 125 150
2
4
6
8
TJ -JunctionTemperature(°C)
Qg - Total Gate Charge (nC)
7. Gate Charge
8. Normalized On-Resistance Vs
Junction Temperature
30
25
20
15
10
5
100
10
1
10 uS
100 uS
1 mS
10 mS
100 mS
1 SEC
10 SEC
100 SEC
DC
0.1
Idm limit
Limited by
RDS
0
0.01
0.1
0.001 0.01
0.1
1
10
100
1000
1
10
100
1000
t1 TIME (SEC)
VDS Drain to Source Voltage (V)
9. Safe Operating Area
10. Single Pulse Maximum Power Dissipation
1
0.1
D = 0.5
0.2
RθJA(t) = r(t) + RθJA
RθJA = 110°C /W
0.1
0.05
0.02
Single Pulse
P(pk)
0.01
t1
t2
TJ - TA = P * RθJA(t)
Duty Cycle, D = t1 / t2
0.001
0.0001
0.001
0.01
0.1
t1 TIME (sec)
1
10
100
1000
11. Normalized Thermal Transient Junction to Ambient
© Preliminary
4
Publication Order Number:
DS_AM4543C_1A
ANALOGPOWER [ ANALOG POWER ]
