AO4902 Datasheet, PDF (5/5 Pages) Alpha & Omega Semiconductors – Dual N-Channel Enhancement Mode Field Effect Transistor

AO4902
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS: SCHOTTKY
10
125°C
1
0.1
0.01
25°C
0.001
0.0 0.2 0.4 0.6 0.8 1.0 1.2
V_F (Volts)
Figure 12: Schottky Forward Characteristics
250
f = 1MHz
200
150
100
50
0
0
5
10
15
20
25
30
V_KA (Volts)
Figure 13: Schottky Capacitance Characteristics
0.7
0.6
I_F=3A
0.5
0.4
I_F=1A
0.3
0.2
0.1
0
25 50 75 100 125 150 175
Temperature (°C)
Figure 14: Schottky Forward Drop vs. Junction
Temperature
100
10
1
V_R=30V
0.1
0.01
0.001
0
25 50 75 100 125 150 175
Temperature (°C)
Figure 15: Schottky Leakage current vs. Junction
Temperature
10
D=T_on/T
T_J,PK=T_A+P_DM.Z_θJA.R_θJA
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
R_θJA=62.5°C/W
1
0.1
0.01
0.00001
Single Pulse
P_D
T_on
T
0.0001
0.001
0.01
0.1
1
10
100
Pulse Width (s)
Figure 15: Schottky Normalized Maximum Transient Thermal Impedance
1000
5/5
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