參數(shù)資料
型號: IRF7478QPBF
廠商: International Rectifier
英文描述: SMPS MOSFET
中文描述: MOSFET的開關電源
文件頁數(shù): 2/8頁
文件大?。?/td> 224K
代理商: IRF7478QPBF
IRF7478QPbF
2
www.irf.com
Parameter
Min. Typ. Max. Units
17
–––
–––
21
–––
4.3
–––
9.6
–––
7.7
–––
2.6
–––
44
–––
13
–––
1740 –––
–––
300
–––
37
–––
1590 –––
–––
220
–––
410
Conditions
V
DS
= 50V, I
D
= 4.2A
g
fs
Q
g
Q
gs
Q
gd
t
d(on)
t
r
t
d(off)
t
f
C
iss
C
oss
C
rss
C
oss
C
oss
C
oss
eff.
Forward Transconductance
Total Gate Charge
Gate-to-Source Charge
Gate-to-Drain ("Miller") Charge
Turn-On Delay Time
Rise Time
Turn-Off Delay Time
Fall Time
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
Output Capacitance
Output Capacitance
Effective Output Capacitance
–––
31 I
D
= 4.2A
–––
nC
–––
–––
–––
–––
–––
S
V
DS
= 48V
V
GS
= 4.5V
V
DD
= 30V
I
D
= 4.2A
R
G
= 6.2
V
GS
= 10V
V
GS
= 0V
V
DS
= 25V
= 1.0MHz
V
GS
= 0V, V
DS
= 1.0V, = 1.0MHz
V
GS
= 0V, V
DS
= 48V, = 1.0MHz
V
GS
= 0V, V
DS
= 0V to 48V
–––
–––
pF
–––
–––
Dynamic @ T
J
= 25°C (unless otherwise specified)
ns
S
D
G
Parameter
Min. Typ. Max. Units
Conditions
MOSFET symbol
showing the
integral reverse
p-n junction diode.
T
J
= 25°C, I
S
= 4.2A, V
GS
= 0V
T
J
= 25°C, I
F
= 4.2A
di/dt = 100A/μs
I
S
Continuous Source Current
(Body Diode)
Pulsed Source Current
(Body Diode)
Diode Forward Voltage
Reverse Recovery Time
Reverse RecoveryCharge
–––
–––
I
SM
–––
–––
V
SD
t
rr
Q
rr
–––
–––
–––
–––
52
100
1.3
78
150
V
ns
nC
Diode Characteristics
2.3
56
Parameter
Min. Typ. Max. Units
60
–––
Conditions
V
GS
= 0V, I
D
= 250μA
V
(BR)DSS
V
(BR)DSS
/
T
J
Breakdown Voltage Temp. Coefficient
––– 0.065 ––– V/°C Reference to 25°C, I
D
= 1mA
–––
–––
V
GS(th)
Gate Threshold Voltage
1.0
–––
–––
Gate-to-Source Forward Leakage
–––
Gate-to-Source Reverse Leakage
–––
Drain-to-Source Breakdown Voltage
–––
V
20
23
–––
–––
–––
–––
–––
26
30
3.0
20
100
100
-100
V
GS
= 10V, I
D
= 4.2A
V
GS
= 4.5V, I
D
= 3.5A
V
DS
= V
GS
, I
D
= 250μA
V
DS
= 48V, V
GS
= 0V
V
DS
= 48V, V
GS
= 0V, T
J
= 125°C
V
GS
= 20V
V
GS
= -20V
V
μA
nA
Static @ T
J
= 25°C (unless otherwise specified)
I
GSS
I
DSS
Drain-to-Source Leakage Current
R
DS(on)
Static Drain-to-Source On-Resistance
m
Symbol
E
AS
I
AR
Parameter
Typ.
–––
–––
Max.
140
4.2
Units
mJ
A
Single Pulse Avalanche Energy
Avalanche Current
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