LX8211
150mA CMOS Low Dropout Regulator
I N T E G R A T E D P R O D U C T S
PRODUCTION DATA SHEET
KEY FEATURES
DESCRIPTION
ꢀ Dropout Voltage typically
175mV @ 100mA
The LX8211 fixed/adjustable voltage
For ultra low noise operation a Bypass
linear regulators combines low dropout, pin is brought out to connect an optional
ꢀ Ultra low shutdown Current
high accuracy, ultra-low ground current capacitor.
Significant performance
typically less than 1uA
and fast response in a very small improvements over Bipolar technology
ꢀ High Output accuracy trimmed
to 0.25%
ꢀ Standard pinout in SOT-23-5
ꢀ Noise Bypass feature available
ꢀ Current and Over Temperature
protection
footprint.
are achieved designing in CMOS:
Using the Enable pin the regulators is increased regulator efficiency by
switched on with TTL logic levels, minimizing operating ground current
which is especially useful for battery- (typ<140uA) and it is nearly eliminated
operated equipment.
Other features (typ<1uA) in shutdown. The PMOS
ꢀ Stable with low cost ceramic
include independent Thermal and Short output transistor allows for ultra low
Circuit Current protection. The regulator dropout typically less than 300mV at
is stable with a low value ceramic output 100mA.
output capacitor
capacitors.
APPLICATIONS
IMPORTANT: For the most current data, consult MICROSEMI’s website: http://www.microsemi.com
ꢀ Battery Operated Systems
ꢀ Laptop, Notebook and PDA’s
ꢀ Cellular Telephones/pagers
ꢀ Hand-Held Instruments
ꢀ Linear post regulators for
SMPS
PRODUCT HIGHLIGHT
CIN
1µF
ON
VIN
ENABLE
OFF
VOUT
+
¯
CBY/ADJUST
GND
COUT
1µF
470pF
Optional
PACKAGE ORDER INFO
Plastic SOT-23
5-PIN
OUTPUT VOLTAGE
PACKAGE MARKING
TJ (°C)
SE
-40 to 125
-40 to 125
-40 to 125
-40 to 125
-40 to 125
-40 to 125
Adjustable
2.5V
LX8211-00ISE
LX8211-25ISE
LX8211-27ISE
LX8211-28ISE
LX8211-30ISE
LX8211-33ISE
82A1
82B1
82D1
82E1
82G1
82K1
2.7V
2.8V
3.0V
3.3V
Note: Available in Tape & Reel.
Append the letter “T” to the part number. (i.e. LX8211-25ISET)
Copyright 2000
Rev. 1.0b, 2002-07-02
Microsemi
Page 1
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570