LX8819 Microsemi Corporation, LX8819 Datasheet - Page 4

• Manufacturer Part Number: LX8819
• Description: Dual Channel 1a Low Dropout Regulator
• Manufacturer: Microsemi Corporation

Copyright © 2003
Revision 1.0a, 4/29/2005
GND
10 F
V
C
IN
1
TM
No te : Ap p l i c a ti o n c i rc u i t a b o v e u s i n g c e ra m i c c a p a c i to rs
1
3
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
1.25V
BIAS
V
REF
S I M P L I F I E D B L O C K D I A G R A M
Figure 1 – Simplified Block Diagram
+
Integrated Products Division
-
+
-
®
Microsemi
V
.
IN
R1 a n d R2 u s e d wi th a d j u s ta b l e v e rs i o n o n l y .
Dual Channel 1A Low Dropout Regulator
D
4
5
2
ATA
S
HEET
VOUT
R
R
1
2
1
=
V
REF
⋅
10 F
10 F
⎛
⎜ ⎜
⎝
1
C
C
(Ad j u s ta b l e )
+
3
2
R
R
(Fi x e d )
V
V
2
1
OUT1
OUT2
⎞
⎟ ⎟
⎠
LX8819
+
I
ADJ
⋅
R
1
Page 4