FDMC8321L Fairchild Semiconductor, FDMC8321L Datasheet - Page 3

• Manufacturer Part Number: FDMC8321L
• Description: This N-Channel MOSFET has been designed specifically to improve the overall efficiency and to minimize switch node ringing of DC/DC converters using either synchronous or convertional switching PWM contollers
• Manufacturer: Fairchild Semiconductor

FDMC8321L Rev.C
Typical Characteristics
100
100
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
80
60
40
20
80
60
40
20
Figure 3. Normalized On Resistance
0
0
Figure 1.
1.5
-75
0
Figure 5. Transfer Characteristics
PULSE DURATION = 80
DUTY CYCLE = 0.5% MAX
V
DS
-50
I
V
D
vs Junction Temperature
= 5 V
GS
= 22 A
V
= 10 V
2.0
DS
T
V
-25
J
GS
On Region Characteristics
,
,
0.5
DRAIN TO SOURCE VOLTAGE (V)
T
JUNCTION TEMPERATURE (
, GATE TO SOURCE VOLTAGE (V)
J
V
V
V
= 150
GS
GS
GS
0
= 4.5 V
= 4 V
= 10 V
2.5
o
PULSE DURATION = 80
DUTY CYCLE = 0.5% MAX
V
C
GS
25
μ
s
1.0
= 3.5 V
50
T
T
3.0
J
J
= 25 °C unless otherwise noted
= -55
T
75
J
= 25
o
1.5
C
o
100 125 150
C )
o
3.5
C
V
μ
GS
s
= 3 V
2.0
4.0
3
0.001
0.01
100
0.1
10
10
6
5
4
3
2
1
0
1
8
6
4
2
0
Figure 2.
Figure 4.
0.0
Forward Voltage vs Source Current
0
vs Drain Current and Gate Voltage
2
Figure 6.
V
V
GS
T
0.2
SD
V
J
= 0 V
GS
20
, BODY DIODE FORWARD VOLTAGE (V)
= 150
Normalized On-Resistance
V
On-Resistance vs Gate to
GS
= 3 V
I
Source Voltage
D
4
Source to Drain Diode
,
,
GATE TO SOURCE VOLTAGE (V)
DRAIN CURRENT (A)
I
o
D
C
0.4
= 22 A
40
V
GS
PULSE DURATION = 80
DUTY CYCLE = 0.5% MAX
0.6
6
PULSE DURATION = 80
DUTY CYCLE = 0.5% MAX
= 4.5 V
T
T
V
J
J
GS
60
= 125
= 25
= 3.5 V
T
0.8
J
o
= -55
o
C
T
C
J
= 25
8
o
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80
C
V
1.0
V
o
GS
GS
C
= 10 V
μ
= 4 V
s
μ
s
100
1.2
10