SPX1583 Ver la hoja de datos (PDF) - Signal Processing Technologies

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SPX1583

1.5A Ultra Low Dropout Voltage Regulator Fast Response, Adjustable & Fixed

Signal Processing Technologies 

TYPICAL APPLICATION

Fig. 1 Adjustable Regulator

3.3V

VIN

5V

VCTRL

C1

330uF

VIN

VCTRL

C2

10uF

SPX1583

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

SPX1583

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

SPX1583

GND

SENSE

(1) VCTRL is needed when VIN <5V.

2.5V

VOUT

C4

2 X 330uF

Date: 5/14/04

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