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IRLR7821 Scheda tecnica(PDF) 6 Page - International Rectifier

Il numero della parte IRLR7821
Spiegazioni elettronici  HEXFET Power MOSFET
PDF  11 Pages
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Produttore elettronici  IRF [International Rectifier]
Homepage  http://www.irf.com
Logo IRF - International Rectifier

IRLR7821 Scheda tecnica(HTML) 6 Page - International Rectifier

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IRLR/U7821
6
www.irf.com
25
50
75
100
125
150
175
0
200
400
600
800
1000
Starting Tj, Junction Temperature
( C)
°
ID
TOP
BOTTOM
4.9A
8.5A
12A
Fig 13. Maximum Avalanche Energy
vs. Drain Current
D.U.T.
VDS
ID
IG
3mA
VGS
.3
µF
50K
Ω
.2
µF
12V
Current Regulator
Same Type as D.U.T.
Current Sampling Resistors
+
-
Fig 15. Gate Charge Test Circuit
Fig 14. Unclamped Inductive Test Circuit
and Waveform
tp
V(BR)DSS
IAS
Fig 16. Switching Time Test Circuit
Fig 17. Switching Time Waveforms
RG
IAS
0.01
Ω
tp
D.U.T
L
VDS
+
-
VDD
DRIVER
A
15V
20V
VGS
V
GS
V
DS
90%
10%
t
d(on)
t
d(off)
t
r
t
f
V
GS
Pulse Width < 1µs
Duty Factor < 0.1%
V
DD
V
DS
L
D
D.U.T
+
-
2
3
4
5
6
7
8
9
10
VGS, Gate -to -Source Voltage (V)
0
5
10
15
20
25
30
ID = 15A
TJ = 125°C
TJ = 25°C
Fig 12. On-Resistance vs. Gate Voltage



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