Datasheet

FDMS0312S N-Channel PowerTrench
®
SyncFET
TM
FDMS0312S Rev.D
www.fairchildsemi.com3
Typical Characteristics T
J
= 25 °C unless otherwise noted
Figure 1.
0.0 0.5 1.0 1.5 2.0
0
30
60
90
V
GS
= 3.5 V
V
GS
= 10 V
V
GS
= 3 V
V
GS
= 4 V
PULSE DURATION = 80 P s
DUTY CYCLE = 0.5% MAX
V
GS
= 4.5 V
I
D
, DRAIN CURRENT (A)
V
DS
, DRAIN TO SOURCE VOLTAGE (V)
On-Region Characteristics Figure 2.
0306090
0
2
4
6
8
10
12
V
GS
= 4 V
V
GS
= 4.5 V
NORMALIZED
DRAIN TO SOURCE ON-RESISTANCE
I
D
, DRAIN CURRENT (A)
V
GS
= 10 V
V
GS
= 3.5 V
V
GS
= 3 V
PULSE DURATION = 80 P s
DUTY CYCLE = 0.5% MAX
N o r m a l i z e d O n - R e s i s t a n c e
vs Drain Current and Gate Voltage
F i g u r e 3 . N o r m a l i z e d O n - R e s i s t a n c e
-75 -50 -25 0 25 50 75 100 125 150
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
I
D
= 18 A
V
GS
= 10 V
NORMALIZED
DRAIN TO SOURCE ON-RESISTANCE
T
J
, JUNCTION TEMPERATURE (
o
C )
vs Junction Temperature
F ig ur e 4 . O n -R es is ta nc e v s G at e t o
Source Voltage
Figure 5. Transfer Characteristics
1234
0
30
60
90
T
J
= 125
o
C
V
DS
= 5 V
PULSE DURATION = 80 P s
DUTY CYCLE = 0.5% MAX
T
J
= -55
o
C
T
J
= 25
o
C
I
D
, DRAIN CURRENT (A)
V
GS
, GATE TO SOURCE VOLTAGE (V)
Figure 6.
0.0 0.2 0.4 0.6 0.8 1.0 1.2
0.001
0.01
0.1
1
10
100
T
J
= -55
o
C
T
J
= 25
o
C
T
J
= 125
o
C
V
GS
= 0 V
I
S
, REVERSE DRAIN CURRENT (A)
V
SD
, BODY DIODE FORWARD VOLTAGE (V)
S ou rc e t o D r ai n D io de
Forward Voltage vs Source Current
246810
2
4
6
8
10
12
T
J
= 125
o
C
I
D
= 18 A
T
J
= 25
o
C
V
GS
, GATE TO SOURCE VOLTAGE (V)
r
DS(on)
,
DRAIN TO
SOURCE ON-RESISTANCE
(m
:
)
PULSE DURATION = 80 P s
DUTY CYCLE = 0.5% MAX