參數(shù)資料
型號(hào)： IRF6646
廠商： International Rectifier
英文描述： DirectFET Power MOSFET
中文描述： DirectFET功率MOSFET
文件頁(yè)數(shù)： 3/9頁(yè)
文件大?。?/td> 245K
代理商： IRF6646
IRF6646
www.irf.com
3
Fig 3.
Maximum Effective Transient Thermal Impedance, Junction-to-Ambient
c
c
Surface mounted on 1 in. square Cu
board (still air).
e
Mounted on minimum
footprint full size board with
metalized back and with small
clip heatsink (still air)
e
Mounted to a PCB with
small clip heatsink (still air)
c
Surface mounted on 1 in. square Cu board, steady state.
d
Used double sided cooling , mounting pad.
e
Mounted on minimum footprint full size board with metalized
back and with small clip heatsink.
Notes:
f
T
C
measured with thermocouple incontact with top (Drain) of part.
g
R
θ
is measured at
T
J
of approximately 90°C.
1E-006
1E-005
0.0001
0.001
0.01
0.1
1
10
100
t1 , Rectangular Pulse Duration (sec)
0.001
0.01
0.1
1
10
100
T
0.20
0.10
0.05
D = 0.50
0.02
0.01
SINGLE PULSE
( THERMAL RESPONSE )
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthja + Tc
τ
J
τ
J
τ
1
τ
1
τ
2
τ
2
τ
3
τ
3
R
1
R
1
R
2
R
2
R
3
R
3
Ci i
/
Ri
Ci=
/
Ri
τ
τ
C
τ
4
τ
4
R
4
R
4
Ri (°C/W)
τ
i (sec)
0.678449 0.00086
17.29903 0.57756
17.56647 8.94
9.470128 106
Absolute Maximum Ratings
Parameter
Units
W
P
D
@T
A
= 25°C
P
D
@T
A
= 70°C
P
D
@T
C
= 25°C
T
P
T
J
T
STG
Thermal Resistance
Power Dissipation
c
Power Dissipation
c
Power Dissipation
f
Peak Soldering Temperature
Operating Junction and
Storage Temperature Range
°C
Parameter
Typ.
–––
12.5
20
–––
1.0
Max.
45
–––
–––
1.4
–––
Units
R
θ
JA
R
θ
JA
R
θ
JA
R
θ
JC
R
θ
J-PCB
Junction-to-Ambient
cg
Junction-to-Ambient
dg
Junction-to-Ambient
eg
Junction-to-Case
fg
Junction-to-PCB Mounted
°C/W
2.8
1.8
89
270
-40 to + 150
Max.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
IRF6646#PBF 制造商:International Rectifier 功能描述:PN may be NE DW
IRF6646PBF 制造商:IRF 制造商全稱:International Rectifier 功能描述:DirectFETPower MOSFET 
IRF6646TR1 功能描述:MOSFET 80V 1 N-CH HEXFET 9.5mOhms 36nC RoHS:否 制造商:STMicroelectronics 晶體管極性:N-Channel 汲極/源極擊穿電壓:650 V 閘/源擊穿電壓:25 V 漏極連續(xù)電流:130 A 電阻汲極/源極 RDS（導(dǎo)通）:0.014 Ohms 配置:Single 最大工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:Max247 封裝:Tube
IRF6646TR1PBF 功能描述:MOSFET MOSFT 80V 68A 9.5mOhm 36nC Qg RoHS:否 制造商:STMicroelectronics 晶體管極性:N-Channel 汲極/源極擊穿電壓:650 V 閘/源擊穿電壓:25 V 漏極連續(xù)電流:130 A 電阻汲極/源極 RDS（導(dǎo)通）:0.014 Ohms 配置:Single 最大工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:Max247 封裝:Tube
IRF6646TR1PBF 制造商:International Rectifier 功能描述:MOSFET
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