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PDF IRFH4251DPbF Data sheet ( Hoja de datos )
| Número de pieza | IRFH4251DPbF | |
| Descripción | Power MOSFET ( Transistor ) | |
| Fabricantes | International Rectifier | |
| Logotipo |  |
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VDSS
RDS(on) max
(@VGS = 4.5V)
Qg (typical)
ID
(@TC = 25°C)
Q1
25
4.60
10
45
Q2
25
1.10
44
45
V
m
nC
A
Applications
Control and Synchronous MOSFETs for synchronous buck
converters
IRFH4251DPbF
HEXFET® Power MOSFET
Features
Control and synchronous MOSFETs in one package
Low charge control MOSFET (10nC typical)
Low RDSON synchronous MOSFET (<1.10m)
Intrinsic Schottky Diode with Low Forward Voltage on Q2
RoHS Compliant, Halogen-Free
MSL2, Industrial Qualification
DUAL PQFN 5X6 mm
Benefits
Increased power density
Lower switching losses
results in Lower conduction losses
Lower Switching Losses
Environmentally friendlier
Increased reliability
Base part number
IRFH4251DPbF
Package Type
Dual PQFN 5mm x 6mm
Standard Pack
Form
Tape and Reel
Quantity
4000
Orderable Part Number
IRFH4251DTRPbF
Absolute Maximum Ratings
VGS
ID @ TC = 25°C
ID @ TC = 70°C
ID @ TC = 25°C
IDM
PD @TC = 25°C
PD @TC = 70°C
TJ
TSTG
Parameter
Gate-to-Source Voltage
Continuous Drain Current, VGS @ 4.5V
Continuous Drain Current, VGS @ 4.5V
Continuous Drain Current, VGS @ 4.5V
(Source Bonding Technology Limited)
Pulsed Drain Current
Power Dissipation
Power Dissipation
Linear Derating Factor
Operating Junction and
Storage Temperature Range
Q1 Max. Q2 Max.
± 20
64 188
51 151
45
120
31
20
0.25
45
750
63
40
0.50
-55 to + 150
Units
V
A
W
W/°C
°C
Thermal Resistance
Parameter
RJC (Bottom) Junction-to-Case
RJC (Top) Junction-to-Case
RJA Junction-to-Ambient
RJA (<10s) Junction-to-Ambient
Notes through are on page 12
Q1 Max.
4.0
20
34
24
Q2 Max.
2.0
12
35
22
Units
°C/W
1 www.irf.com © 2013 International Rectifier
June 10, 2013
1 page  
100000
10000
Q1 - Control FET
VGS = 0V, f = 1 MHZ
Ciss = C gs + Cgd, C ds SHORTED
Crss = Cgd
Coss = Cds + Cgd
1000
100
Ciss
Coss
Crss
100000
10000
1000
IRFH4251DPbF
Q2 - Synchronous FET
VGS = 0V, f = 1 MHZ
Ciss = C gs + Cgd, C ds SHORTED
Crss = Cgd
Coss = Cds + Cgd
Ciss
Coss
Crss
10
1
10 100
VDS, Drain-to-Source Voltage (V)
Fig 7. Typical Capacitance vs. Drain-to-Source Voltage
14.0
ID= 30A
12.0
10.0
VDS= 20V
VDS= 13V
8.0
6.0
4.0
2.0
0.0
0
5 10 15 20 25
QG, Total Gate Charge (nC)
30
Fig 9. Typical Gate Charge vs. Gate-to-Source Voltage
1000
100
OPERATION IN THIS AREA
LIMITED BY R DS(on)
10 Limited by package
100µsec
1 1msec
0.1 Tc = 25°C
Tj = 150°C
Single Pulse
0.01
0.1 1
10msec
DC
10 100
VDS, Drain-to-Source Voltage (V)
Fig 11. Maximum Safe Operating Area
5 www.irf.com © 2013 International Rectifier
100
1
10 100
VDS, Drain-to-Source Voltage (V)
Fig 8. Typical Capacitance vs. Drain-to-Source Voltage
14.0
ID= 30A
12.0
VDS= 20V
10.0 VDS= 13V
8.0
6.0
4.0
2.0
0.0
0
20 40 60 80 100
QG, Total Gate Charge (nC)
120
Fig 10. Typical Gate Charge vs. Gate-to-Source Voltage
10000
1000
100
OPERATION IN THIS AREA
LIMITED BY R DS(on)
100µsec
10 Limited by package
1
1msec
10msec
0.1 Tc = 25°C
Tj = 150°C
Single Pulse
0.01
0.1 1
DC
10
VDS, Drain-to-Source Voltage (V)
100
Fig 12. Maximum Safe Operating Area
June 10, 2013
5 Page 
Dual PQFN 5x6 Outline “H” Package Details
4
INDEX AREA
(D/2xE/2)
D
A
B
C
A1
TOP VIEW
SIDE VIEW
SyTmhbiockl ness
A
A1
b
D
E
e
D1
E1
D2
E2
K
L1
L2
D im ension T able
V : V ery T hin
M IN IM U M
0 .8 0
0 .0 0
0 .3 0
2.4 2
4 .4 1
0 .7 8
4 .01
0 .2 0
1 .6 7
0.4 0
N O M IN A L M A X IM U M
0.90 1.00
0.02 0.05
0.4 0
0 .5 0
6.00 B S C
5.00 B S C
1.27 B S C
2.57 2.67
4 .56
4 .66
0.93 1.03
4 .16 4 .26
--- ---
1.77 1.87
0.50 0.60
NOTE
6
IRFH4251DPbF
L1
7x L2
D2
PIN#1 ID
R0.30
8x b
D1
1.15
8x K
0.48
1.08 0.94
BOTTOM VIEW
For more information on board mounting, including footprint and stencil recommendation, please refer to
application note AN-1136: http://www.irf.com/technical-info/appnotes/an-1136.pdf
For more information on package inspection techniques, please refer to application note AN-1154:
http://www.irf.com/technical-info/appnotes/an-1154.pdf
Note: For the most current drawing please refer to IR website at http://www.irf.com/package/
11 www.irf.com © 2013 International Rectifier
June 10, 2013
11 Page | ||
| Páginas | Total 13 Páginas | |
| PDF Descargar | [ Datasheet IRFH4251DPbF.PDF ] | |
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