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PDF IRF8734PBF Data sheet ( Hoja de datos )
| Número de pieza | IRF8734PBF | |
| Descripción | Power MOSFET ( Transistor ) | |
| Fabricantes | International Rectifier | |
| Logotipo |  |
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Applications
l Synchronous MOSFET for Notebook
Processor Power
l Synchronous Rectifier MOSFET for
Isolated DC-DC Converters in
Networking Systems
Benefits
l Very Low RDS(on) at 4.5V VGS
l Low Gate Charge
l Fully Characterized Avalanche Voltage
and Current
l 100% Tested for RG
l Lead-Free
PD - 96226
IRF8734PbF
HEXFET® Power MOSFET
VDSS
RDS(on) max
Qg (typ.)
:30V 3.5m @VGS = 10V 20nC
S1
S2
S3
G4
AA
8D
7D
6D
5D
Top View
SO-8
Absolute Maximum Ratings
Parameter
VDS Drain-to-Source Voltage
VGS
ID @ TA = 25°C
ID @ TA = 70°C
IDM
PD @TA = 25°C
PD @TA = 70°C
Gate-to-Source Voltage
Continuous Drain Current, VGS @ 10V
Continuous Drain Current, VGS @ 10V
cPulsed Drain Current
fPower Dissipation
fPower Dissipation
Linear Derating Factor
TJ
TSTG
Operating Junction and
Storage Temperature Range
Thermal Resistance
Parameter
gRθJL Junction-to-Drain Lead
fRθJA Junction-to-Ambient
Notes through
are on page 10
Max.
30
± 20
21
17
168
2.5
1.6
0.02
-55 to + 150
Typ.
–––
–––
Max.
20
50
Units
V
A
W
W/°C
°C
Units
°C/W
ORDERING INFORMATION:
See detailed ordering and shipping information on the last page of this data sheet.
www.irf.com
1
2/12/09
1 page  
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IRF8734PbF
25 2.5
20
2.0
15
1.5 ID = 50µA
10
1.0
5
0
25
50 75 100 125
TA , Ambient Temperature (°C)
150
Fig 9. Maximum Drain Current Vs.
Ambient Temperature
0.5
-75 -50 -25 0 25 50 75 100 125 150
TJ , Temperature ( °C )
Fig 10. Threshold Voltage Vs. Temperature
100
D = 0.50
10
1
0.1
0.01
0.001
1E-006
0.20
0.10
0.05
0.02
0.01
SINGLE PULSE
( THERMAL RESPONSE )
τJ τJ
τ1 τ1
R1R1
CiC= iτi/Ri/iRi
R2R2
τ2 τ2
1E-005 0.0001
0.001
0.01
0.1
R3R3
R4R4
Ri (°C/W) τi (sec)
9.66830 0.169346
τaCτ 16.3087 11.46293
τ3 τ3
τ4 τ4
20.7805 1.815389
3.14828 0.005835
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthja + T A
1 10 100 1000
t1 , Rectangular Pulse Duration (sec)
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Ambient
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| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet IRF8734PBF.PDF ] | |
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