AUIR3330S 데이터 시트보기 (PDF) - International Rectifier
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AUIR3330S Datasheet PDF : 30 Pages
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AUIR3330S
Protection Characteristics
-40°C < Tj < 150°C, 6V < Vcc < 18V (unless otherwise specified).
Symbol
Parameter
Min. Typ.
Vth Ifb
IFB over current threshold voltage 3.65 4
Isd fix
Maximum internal over current
shutdown
55
70
Isd prog 2
Programmable current shutdown
11
17
Isd prog 1
Tsd
Programmable current shutdown
Over temperature threshold2
30
40
150 165
Vth Vds OVP
Vds threshold to activate the over
power protection
0.75
Td Vds OVP
Vds delay to turn off after OVP
detection
6
10
UV On
Under voltage threshold to turn on
5.3
UV Off
Under voltage threshold to turn off
4.3
UV Hyst
Under voltage hysteresis
0.5
T slp
Sleep mode time and fault reset
20
30
T rst
Time to reset the latched fault
50
T wke min
Minimum pulse width to wake up
2
Tpwr_on_rst Power on reset time
5
8
F Dg OT
Over temperature diagnostic
frequency
260
F Dg OC
Over current diagnostic frequency 35
70
V Dg Dft
DG voltage when fault
Max.
4.35
90
24
50
175
15
6.3
5.3
1.25
50
15
95
400
Units
V
A
A
A
°C
V
µs
V
V
V
ms
µs
µs
µs
Hz
Hz
mV
Conditions
Rifb = 1.5k
Rifb = 640
Tj=25°C
Tj=25°C
Vin = 5V Rin = 5k
Current Sense Characteristics
-40°C < Tj < 150°C, 6V < Vcc < 18V (unless otherwise specified), Rifbk=1k
Symbol
Parameter
Min. Typ. Max.
I offset
Load current diagnostic offset
-2.7 0.62
4
Ratio
(I load + I offset) / Ifb
5400 6400 7200
Ratio Tc Iload/Ifbk variation over temperature -3.5
-
1.5
2 Guaranteed by design.
Units
A
%
Conditions
Range 5A to 40A
Range 5A to 40A
Tj=-40°C to 150°C
6 www.irf.com © 2012 International Rectifier
May 29, 2014
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