LX8211
TM
®
150mA CMOS Low Dropout Regulator
P
RODUCTION
D
ATA
S
HEET
BLOCK DIAGRAM
WWW .
Microsemi
.C
OM
V
IN
Thermal
Shutdown
R
A
V
OUT
Current
Limit
ENABLE
Control
Logic
+
-
R
B
VREF
C
BY/ADJUST
GND
Figure 2
– Simplified Fixed Version Block Diagram (LX8211-25 / 27 / 28/ 30/ 33ISE)
V
IN
Thermal
Shutdown
V
OUT
Current
Limit
+
ENABLE
Control
Logic
C
BY/ADJUST
-
B
LOCK
D
IAGRAM
B
LOCK
D
IAGRAM
VREF
GND
Figure 3
– Simplified Adjustable Version Block Diagram (LX8211-00ISE)
Copyright
©
2000
Rev. 1.0d, 2007-08-29
Microsemi
Analog Mixed Signal Group
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 4