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PDF FDD8444L_F085 Data sheet ( Hoja de datos )

Número de pieza FDD8444L_F085
Descripción N-Channel PowerTrench MOSFET
Fabricantes FAIRCHILD 
Logotipo FAIRCHILD Logotipo



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January 2009
FDD8444L_F085
N-Channel PowerTrench® MOSFET
tm
40V, 50A, 6.0m
Features
„ Typ rDS(on) = 3.8mat VGS = 5V, ID = 50A
„ Typ Qg(tot) = 46nC at VGS = 5V
„ Low Miller Charge
„ Low Qrr Body Diode
„ UIS Capability (Single Pulse/ Repetitive Pulse)
„ Qualified to AEC Q101
„ RoHS Compliant
AD FREE I
Applications
„ Automotive Engine Control
„ Powertrain Management
„ Solenoid and Motor Drivers
„ Electronic Transmission
„ Distributed Power Architecture and VRMs
„ Primary Switch for 12V and 24V systems
©2009 Fairchild Semiconductor Corporation
FDD8444L_F085 Rev A (W)
1
www.fairchildsemi.com
http://www.Datasheet4U.com

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FDD8444L_F085 pdf
Typical Characteristics
1000
10us
100
100us
10
LIMITED
BY PACKAGE
1
OPERATION IN THIS SINGLE PULSE
1ms
AREA MAY BE
LIMITED BY rDS(on)
0.1
1
TJ = MAX RATED
TC = 25oC
10
10ms
DC
VDS, DRAIN TO SOURCE VOLTAGE (V)
100
Figure 5. Forward Bias Safe Operating Area
500
100
If R = 0
tAV = (L)(IAS)/(1.3*RATED BVDSS - VDD)
If R 0
tAV = (L/R)ln[(IAS*R)/(1.3*RATED BVDSS - VDD) +1]
STARTING TJ = 25oC
10
STARTING TJ = 150oC
1
0.01
0.1 1 10 100
tAV, TIME IN AVALANCHE (ms)
1000
NOTE: Refer to Fairchild Application Notes AN7514 and AN7515
Figure 6. Unclamped Inductive Switching
Capability
100
PULSE DURATION = 80µs
DUTY CYCLE = 0.5% MAX
80 VDD = 5V
60 TJ = 175oC
TJ = 25oC
40
TJ = -55oC
20
0
0.5 1.0 1.5 2.0 2.5 3.0
VGS, GATE TO SOURCE VOLTAGE (V)
Figure 7. Transfer Characteristics
3.5
200
VGS = 10V PULSE DURATION = 80µs
VGS = 5V
DUTY CYCLE = 0.5% MAX
150 VGS = 3.5V
VGS = 4V
100
50
VGS = 3V
0
01234
VDS, DRAIN TO SOURCE VOLTAGE (V)
Figure 8. Saturation Characteristics
5
30
25
ID = 50A
PULSE DURATION = 80µs
DUTY CYCLE = 0.5% MAX
20
15
10
5
0
3
TJ = 175oC
TJ = 25oC
456789
VGS, GATE TO SOURCE VOLTAGE (V)
10
Figure 9. Drain to Source On-Resistance
Variation vs Gate to Source Voltage
1.8
PULSE DURATION = 80µs
1.6 DUTY CYCLE = 0.5% MAX
1.4
1.2
1.0
0.8
0.6
-80
ID = 50A
VGS = 10V
-40 0 40 80 120 160 200
TJ, JUNCTION TEMPERATURE(oC)
Figure 10. Normalized Drain to Source On
Resistance vs Junction Temperature
FDD8444L_F085 Rev A (W)
5
www.fairchildsemi.com

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