LX2206 Datasheet, PDF (1/14 Pages) Microsemi Corporation – Dual Level Lithium Ion Battery Charger

LX2206
TM
®
Dual Level Lithium Ion Battery Charger
PRODUCTION DATA SHEET
DESCRIPTION
The LX2206 can be used with a The LX2206 enters a low quiescent
wall adapter or USB power source to current sleep mode when power is
charge a single cell Lithium Ion or removed or when it is logically
Lithium Polymer battery. There are shutdown to minimize battery drain.
two logic selectable and program- There are several protection features
mable charge current levels which can which include: under voltage lock out,
be set from anywhere between 50mA inrush current limiting, reverse current
to 1A. The termination current is 1/10 blocking on the IN pin, a thermal loop
the charge level set by the High Level to reduce charge current to maintain a
Programming Current Pin.
low die temperature, an unsafe battery
Power status indicators (STAT and temperature charge inhibitor, and
DCOK) can be configured to show conditioning mode is provided for
charge in progress, battery fully deeply discharged batteries.
charged and external power on. The
STAT pin is capable of sourcing or
sinking 10mA. The DCOK output is
an open drain output.
IMPORTANT: For the most current data, consult MICROSEMI’s website: http://www.microsemi.com
KEY FEATURES
ƒ Two Independent
Programmable Charge
Currents
ƒ 0.5% Float Voltage Tolerance
ƒ Charging up to 1A.
ƒ Charging from USB Port.
ƒ USB Current Compliance
ƒ Full Battery Indicator
ƒ CC/CV w Thermal Feedback
ƒ Battery Temperature Monitor
ƒ Precision Charge Termination
ƒ Power Good Indication
APPLICATIONS
ƒ MP3 Player
ƒ PDA
ƒ PMC
ƒ Digital Camera
ƒ Charge Cradle
Adapter or USB
Shutdown
High/Low Charge Current
Control Logic
Current
Programming
PRODUCT HIGHLIGHT
IN
STAT
CMP
SD _{LX2206 DCOK}
H/L
TMP
HCP
BAT
LCP _GND
Battery
Status
Charging
Full
Power On
DCOK
Battery
Temperature
Lockout
Sensing
PACKAGE ORDER INFO
T_A (°C)
-40 to 85
LD ^{Plastic MLPD 10-Pin}
RoHS Compliant / Pb-free
LX2206ILD
Note: Available in Tape & Reel. Append the letters “TR” to the part number. (i.e. 2206ILD-TR)
Copyright © 2005
Rev. 1.2, 2006-12-22
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
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