US431AL Просмотр технического описания (PDF) - Unisem
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US431AL Datasheet PDF : 6 Pages
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US431L/431AL
TYPICAL APPLICATION
I740 Application
V IN
12V
Q1
C1
R1
U1
431app3-1.1
V OUT
C2
R2
R3
Figure 3- Low cost 3.3V to 2.7V 0utput for Intel I740 application.
Ref Desig
U1
C1,2
R1
R2
R3
HS1
Description
Shunt Regulator
Capacitor
Resistor
Resistor
Resistor
Heat Sink
Qty Part #
Manuf
1 US431L
Unisem
2 Elect,220uF,6.3V,ECAOJFQ221 Panasonic
1 6.2kΩ, 5%, SMT
1 118Ω, 1%, SMT
1 100Ω, 1% SMT
Use minimum of 1" Square Copper Pad area
for load current <4A
2-6
Rev. 1.2
5/11/98
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