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Número de pieza | FDD8445 | |
Descripción | N-Channel PowerTrench | |
Fabricantes | Fairchild Semiconductor | |
Logotipo | ||
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December 2005
FDD8445
N-Channel PowerTrench® MOSFET
40V, 50A, 8.7mΩ
Features
RDS(ON) = 6.7 mΩ (Typ), VGS = 10V, ID=50A
Qg(10) = 45nC (Typ), VGS=10V
Low Miller Charge
Low Qrr Body Diode
UIS Capability (Single Pulse/ Repetitive Pulse)
Qualified to AEC Q101
RoHS Compliant
Applications
Automotive Engine Control
Powertrain Management
Solenoid and Motor Drivers
Electronic Transmission
Distributed Power Architecture and VRMs
Primary Switch for 12V Systems
AD FREE I
D
G
S
©2005 Fairchild Semiconductor Corporation
FDD8445 Rev A (W)
1
www.fairchildsemi.com
1 page Typical Characteristics
1000
100
10
10us
100us
CURRENT LIMITED
1 BY PACKAGE
1ms
0.1
OPERATION IN THIS
AREA MAY BE
LIMITED BY rDS(ON)
SINGLE PULSE
TTJC==M2A5XoCRATED
1 10
10ms
DC
100
VDS, DRAIN-SOURCE VOLTAGE (V)
Figure 5. Forward Bias Safe Operating Area
140
PULSE DURATION=80µs
120 DUTY CYCLE=0.5% MAX
100 VDD = 6V
80
TJ = 175OC
60
40 TJ = 25OC
20
TJ = - 55OC
0
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
VGS, GATE TO SOURCE VOLTAGE (V)
Figure 7. Transfer Characteristics
6.0
200
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]
10
STARTING TJ = 150OC
STARTING TJ = 25OC
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
120
100 VGS=10V
80
60
5.0V
PULSE DURATION =80µS
DUTY CYCLE =0.5% MAX
4.5V
40
20 4.0V
0
0.0 0.5 1.0 1.5 2.0 2.5
VDS, DRAIN TO SOURCE VOLTAGE (V)
Figure 8. Saturation Characteristics
3.0
20
PULSE DURATION=80µS
DUTY CYCLE=0.5%MAX
ID=12A
16
TJ = 175oC
12
8 TJ = 25oC
4
3.5 4.5 6.0 7.5 9.0
VGS, GATE TO SOURCE VOLTAGE (V)
Figure 9. Drain to Source On-Resistance
Variation vs Gate to Source Voltage
10
2.0
PULSE DURATION =80µS
1.8 DUTY CYCLE =0.5% MAX
1.6
1.4
1.2
1.0
ID = 50A
0.8 VGS = 10V
0.6
-80
-40 0 40 80 120 160
TJ, JUNCTION TEMPERATURE(oC)
200
Figure 10. Normalized Drain to Source On
Resistance vs Junction Temperature
FDD8445 Rev A (W)
5 www.fairchildsemi.com
5 Page |
Páginas | Total 7 Páginas | |
PDF Descargar | [ Datasheet FDD8445.PDF ] |
Número de pieza | Descripción | Fabricantes |
FDD8444 | N-Channel PowerTrench | Fairchild Semiconductor |
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FDD8445 | N-Channel PowerTrench | Fairchild Semiconductor |
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