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IRF6621 bảng dữ liệu(PDF) 3 Page - International Rectifier

tên linh kiện IRF6621
Giải thích chi tiết về linh kiện  The IRF6621 combines the latest HEXFET Power MOSFET Silicon technology with the advanced DirectFET packaging to achieve the lowest on-state resistance
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nhà sản xuất  IRF [International Rectifier]
Trang chủ  http://www.irf.com
Logo IRF - International Rectifier

IRF6621 bảng dữ liệu(HTML) 3 Page - International Rectifier

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IRF6621
www.irf.com
3
Fig 3. Maximum Effective Transient Thermal Impedance, Junction-to-Ambient 
 Surface mounted on 1 in. square Cu board, steady state.
‚ Used double sided cooling , mounting pad.
ƒ Mounted on minimum footprint full size board with metalized
back and with small clip heatsink.
Notes:
„ TC measured with thermocouple incontact with top (Drain) of part.
… Rθ is measured at TJ of approximately 90°C.
 Surface mounted on 1 in. square Cu (still
air).
ƒ Mounted to a PCB with
small clip heatsink (still air)
ƒ Mounted on minimum
footprint full size board with
metalized back and with small
clip heatsink (still air)
1E-006
1E-005
0.0001
0.001
0.01
0.1
1
10
100
t1 , Rectangular Pulse Duration (sec)
0.01
0.1
1
10
100
0.20
0.10
D = 0.50
0.02
0.01
0.05
SINGLE PULSE
( THERMAL RESPONSE )
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthja + Tc
Ri (°C/W)
τi (sec)
1.6195
0.000126
2.1406
0.001354
22.2887
0.375850
20.0457
7.410000
11.9144
99
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=
τi/Ri
Ci=
τi/Ri
τ
τ
C
τ
4
τ
4
R
4
R
4
τ
5
τ
5
R
5
R
5
A
Absolute Maximum Ratings
Parameter
Units
PD @TA = 25°C
Power Dissipation
™
W
PD @TA = 70°C
Power Dissipation
™
PD @TC = 25°C
Power Dissipation
f
TP
Peak Soldering Temperature
°C
TJ
Operating Junction and
TSTG
Storage Temperature Range
Thermal Resistance
Parameter
Typ.
Max.
Units
RθJA
Junction-to-Ambient
™g
–––
58
RθJA
Junction-to-Ambient
dg
12.5
–––
RθJA
Junction-to-Ambient
eg
20
–––
°C/W
RθJC
Junction-to-Case
fg
–––
3.0
RθJ-PCB
Junction-to-PCB Mounted
1.0
–––
Linear Derating Factor
™Ã
W/°C
1.4
0.017
270
-40 to + 150
Max.
42
2.2



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