SPX1581T View Datasheet(PDF) - Signal Processing Technologies
Part Name
Description
Manufacturer
SPX1581T
Signal Processing Technologies
SPX1581T Datasheet PDF : 5 Pages
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TYPICAL APPLICATION
Fig. 1 Adjustable Regulator
3.3V
VIN
5V
VCTRL
C1
330uF
VIN
VCTRL
C2
10uF
SPX1581
ADJ
VOUT
SENSE
C3
.033uF
(1) VCTRL needed when VIN < 5V.
(2) VOUT = VREF (1 + R2/ R1) + I ADJ R2.
(3) VREF is measured across adjust to sense.
R1
124 Ω
R2
124 Ω
SPX1581
2.5V
VOUT
C4
2 X 330uF
3.3V
VIN
5V
VCTRL
Fig.2 Typical Fixed Regulator
C1
330uF
V IN
VCTRL
C2
10uF
VOUT
SPX1581
GND
SENSE
(1) VCTRL is needed when VIN <5V.
2.5V
VOUT
C4
2 X 330uF
Rev.10/30/00
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