Typical Characteristics T J = 25°C unless otherwise noted
20
2.2
15
10
V GS = -3.0V
V GS = -3.5V
V GS = -4.5V
V GS = -2.5V
1.8
1.4
V GS = -2.0V
V GS = -2.5V
V GS = -3.5V
V GS = -3.0V
V GS = -2.0V
5
PULSE DURATION = 80 μ s
1.0
V GS = -1.5V
DUTY CYCLE = 0.5%MAX
PULSE DURATION = 80 μ s
V GS = -4.5V
0
0
1 2 3
4
0.6
0
DUTY CYCLE = 0.5%MAX
5 10
15
20
-V DS , DRAIN TO SOURCE VOLTAGE (V)
Figure 1. On-Region Characteristics
-I D , DRAIN CURRENT(A)
Figure 2. Normalized On-Resistance
vs Drain Current and Gate Voltage
1.6
1.4
1.2
I D =-4.5A
V GS = -4.5V
200
160
120
PULSE DURATION = 80 μ s
DUTY CYCLE = 0.5%MAX
T J = 125 o C
1.0
0.8
80
40
0.6
-50
-25
0 25 50 75 100 125
150
0
1.5
I D = -2.2A T J = 25 o C
2.0 2.5 3.0 3.5 4.0
4.5
T J , JUNCTION TEMPERATURE ( o C )
Figure 3. Normalized On- Resistance
vs Junction Temperature
20
-V GS , GATE TO SOURCE VOLTAGE (V)
Figure 4. On-Resistance vs Gate to
Source Voltage
10
15
PULSE DURATION = 80 μ s
DUTY CYCLE = 0.5%MAX
V DD = -5V
1
V GS = 0V
0.1
T J = 150 o C
10
0.01
T J = 25 o C
5
T J = 150 o C
T J = 25 o C
0.001
0
1.0
1.5
T J =
-55 o C
2.0
2.5
3.0
0.0001
0.0
T J = -55 o C
0.2 0.4 0.6 0.8 1.0
1.2
-V GS , GATE TO SOURCE VOLTAGE (V)
Figure 5. Transfer Characteristics
-V SD , BODY DIODE FORWARD VOLTAGE (V)
Figure 6. Source to Drain Diode
Forward Voltage vs Source Current
FDC638APZ Rev.B
3
www.fairchildsemi.com
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