LX8415 Microsemi Corporation, LX8415 Datasheet - Page 7

• Manufacturer Part Number: LX8415
• Description: 0.5a Low Dropout Positive Regulators
• Manufacturer: Microsemi Corporation

Copyright © 1999
Rev. 0.4
(Note A)
* C1 improves ripple rejection.
Note A: V
1/99
V
X
frequency.
10µF
IN
C
should be
FIGURE 4 — IMPROVING RIPPLE REJECTION
IN (MIN)
IN
R1 at ripple
= (Intended V
LX8415-xx
ADJ
or 100µF Aluminum
OUT
10µF Tantalum
PRELIMINARY DATA - Information contained in this document is pre-production data, and is proprietary to LinFinity. It may
not modified in any way without the express written consent of LinFinity. Product referred to herein is offered in sample form
only, and Linfinity reserves the right to change or discontinue this proposed product at any time.
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
OUT
365
0 . 5 A L
) + (V
1%
R2
V
P
IN
R1
121
1%
DROPOUT (MAX)
R E L I M I N A R Y
O W
FIGURE 6 — FIXED 3.3V OUTPUT REGULATOR
T Y P I C A L A P P L I C A T I O N S
C1
10µF*
D
)
R O P O U T
5V
IN
150µF
V
LX8415-33
OUT
GND
P
O S I T I V E
D
A T A
(Note A)
OUT
V
IN
* Needed if device is far from filter capacitors.
** V
FIGURE 5 — 1.2V - 6V ADJUSTABLE REGULATOR
R
S
OUT
E G U L A T O R S
H E E T
C1*
10µF
= 1.25V 1 +
Min. 15µF Tantalum or
100µF Aluminum capacitor.
May be increased without
limit. ESR must be less
than 50m .
IN
LX8415-xx
3.3V
ADJ
R2
1k
R2
R1
OUT
LX8415-xx
R1
121
C2
100µF
V
OUT
**
7