LX8584-xx/8584A-xx/8584B-xx

PRODUCT DA T ABOOK 1996/1997

7

Copyright © 1997

Rev. 1.2

4/97

TYPICAL APPLICA TIONS

LX8584/84A/84B

OUT

IN

ADJ

150µF

V

IN

R2

365

W

1%

10µF

R1

121

W

1%

C1

10µF*

* C1 improves ripple rejection.

X

R1 at ripple

frequency.

V

OUT

5V

(Note A)

FIGURE 5 — 1.2V - 8V ADJUSTABLE REGULATOR

FIGURE 4 — IMPROVING RIPPLE REJECTION

LX8584/84A/84B

OUT

IN

ADJ

V

V

IN

R1

121

W

R2

1k

C1*

10µF

* Needed if device is far from filter capacitors.

** V

1 +

C2

100µF

R2

R1

(Note A)

FIGURE 6 — 5V REGULATOR WITH SHUTDOWN

(Note A)

LX8584/84A/84B

OUT

IN

ADJ

5V

V

IN

121

W

1%

10µF

100µF

365

W

1%

1k

1k

2N3904

TTL

Output

Note A:

V

FIGURE 7 — FIXED 3.3V OUTPUT REGULATOR

3.3V

V

IN

10µF Tantalum

or 100µF Aluminum

Min. 15µF Tantalum or

100µF Aluminum capacitor.

May be increased without

limit. ESR must be less

than 50m

W .

LX8584/84A/84B-33

OUT

IN

GND

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