參數(shù)資料
型號: IRF840A
廠商: International Rectifier
英文描述: SMPS MOSFET(開關(guān)模式電源MOS場效應管)
中文描述: MOSFET的開關(guān)電源(開關(guān)模式電源馬鞍山場效應管)
文件頁數(shù): 2/8頁
文件大?。?/td> 89K
代理商: IRF840A
IRF840A
Static @ T
J
= 25°C (unless otherwise specified)
Parameter
V
(BR)DSS
Drain-to-Source Breakdown Voltage
V
(BR)DSS
/
T
J
Breakdown Voltage Temp. Coefficient
––– 0.58 ––– V/°C Reference to 25°C, I
D
= 1mA
R
DS(on)
Static Drain-to-Source On-Resistance
–––
V
GS(th)
Gate Threshold Voltage
2.0
–––
–––
Gate-to-Source Forward Leakage
–––
Gate-to-Source Reverse Leakage
–––
2
www.irf.com
Parameter
Min. Typ. Max. Units
3.7
–––
–––
––– 38 I
D
= 8.0A
–––
–––
9.0
–––
–––
18
–––
11
–––
–––
23
–––
–––
26
–––
–––
19
–––
–––
1018 –––
–––
155
–––
–––
8.0
–––
–––
1490 –––
–––
42
–––
–––
56
–––
Conditions
V
DS
= 50V, I
D
= 4.8A
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.
Avalanche Characteristics
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
–––
S
nC
V
DS
= 400V
V
GS
= 10V, See Fig. 6 and 13
V
DD
= 250V
I
D
= 8.0A
R
G
= 9.1
R
D
= 31
,See Fig. 10
V
GS
= 0V
V
DS
= 25V
= 1.0MHz, See Fig. 5
V
GS
= 0V, V
DS
= 1.0V, = 1.0MHz
V
GS
= 0V, V
DS
= 400V, = 1.0MHz
V
GS
= 0V, V
DS
= 0V to 400V
pF
Dynamic @ T
J
= 25°C (unless otherwise specified)
ns
Parameter
Typ.
–––
–––
–––
Max.
510
8.0
13
Units
mJ
A
mJ
E
AS
I
AR
E
AR
Thermal Resistance
Single Pulse Avalanche Energy
Avalanche Current
Repetitive Avalanche Energy
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
= 8.0A, V
GS
= 0V
T
J
= 25°C, I
F
= 8.0A
di/dt = 100A/μs
I
S
Continuous Source Current
(Body Diode)
Pulsed Source Current
(Body Diode)
Diode Forward Voltage
Reverse Recovery Time
Reverse RecoveryCharge
Forward Turn-On Time
–––
–––
I
SM
–––
–––
V
SD
t
rr
Q
rr
t
on
–––
–––
–––
–––
422
2.0
2.0
633
3.0
V
ns
μC
Intrinsic turn-on time is negligible (turn-on is dominated by L
S
+L
D
)
Diode Characteristics
8.0
32
A
Parameter
Typ.
–––
0.50
Max.
1.0
–––
62
Units
R
θ
JC
R
θ
CS
R
θ
JA
Junction-to-Case
Case-to-Sink, Flat, Greased Surface
Junction-to-Ambient
°C/W
Min. Typ. Max. Units
500
–––
Conditions
V
GS
= 0V, I
D
= 250μA
–––
V
–––
–––
–––
–––
–––
–––
0.85
4.0
25
250
100
-100
V
V
GS
= 10V, I
D
= 4.8A
V
DS
= V
GS
, I
D
= 250μA
V
DS
= 500V, V
GS
= 0V
V
DS
= 400V, V
GS
= 0V, T
J
= 125°C
V
GS
= 30V
V
GS
= -30V
μA
nA
I
GSS
I
DSS
Drain-to-Source Leakage Current
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