Analog Power
AM4940N
Typical Electrical Characteristics
0.03
Id=10A
100
10
0.025
0.02
TA=125oC
1
0.1
0.015
0.01
25o C
0.01
0.001
0.0001
0.005
0
0
0.2
0.4
0.6
0.8
1
1.2
0
2
4
6
8
10
V
- Sour ce-t o- Dr ai n V OLT AGE ( V)
S D
V GatetoSourceVoltage(V)
GS
Source-Drain Diode Forward Voltage
On-Resistance vs. Gate-to-Source Voltage
50
40
30
20
10
0
2.2
2
SINGLE PULSE
RqJA = 125oC/W
TA = 25oC
ID = -250mA
1.8
1.6
1.4
1.2
1
0.001
0.01
0.1
Time (sec)
1
10
100
-50
-25
0
25
50
75
100 125 150 175
TJ - Temperature (oC)
Threshold Voltage
Single Pulse Power
1
D = 0.5
0.2
0.1
RqJA(t) = r(t) + RqJA
RqJA = 125oC/W
0.1
0.0
P(pk
0.02
0.01
t1
t2
TJ - TA = P *RqJA(t)
0.01
Duty Cycle, D = t1/
t2
SINGLE P ULSE
0.001
0.0001
0.001
0.01
0.1
1
Square Wave Pulse Duration (sec)
10
100
1000
Normalized Thermal Transient Impedance, Junction-to-Ambient
4
Publication Order Number:
DS-AM4940_D
PRELIMINARY
ANALOGPOWER [ ANALOG POWER ]
