LX2202CLQ-TR MICROSEMI [Microsemi Corporation], LX2202CLQ-TR Datasheet - Page 6

• Manufacturer Part Number: LX2202CLQ-TR
• Description: TM 2A Li-Ion Linear Charger and Power Control
• Manufacturer: MICROSEMI [Microsemi Corporation]

Copyright © 2004
Rev. 1.0a, 2006-02-09
TM
AC/DC Adapter
USB POWER
USB Lo / Hi
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
Figure 3 – AC Adapter and USB Supply (Charge and Discharge Modes)
(1N4148 and IRLMS6802 are optional to lower USB voltage drop.)
VID0
1N4148
0
0
1
1
VID1
0
1
0
1
1N5817
IRLMS6802
To System
Power Bus
Switch open – charging
Charging – USB high level if
Charging – USB low level if
Charging – USB high level if
A P P L I C A T I O N S C H E M A T I C S
disabled.
using USB
using USB
using USB
B220
State Select Truth Table
Integrated Products Division
10µF
VDD > V
.
.
.
®
Microsemi
BAT
USB
VDD
VDD
VDD
VDD
2A Li-Ion Linear Charger and Power Control
2.55k
LX2202
Switch open – discharge
Switch open – discharge
Battery Discharging. MOSFET
Battery Discharging. MOSFET
disabled.
disabled.
fully enhanced with current
flow V
fully enhanced with current
flow V
2.49k
105k
BAT
BAT
P
V
RODUCTION
BAT
to VDD.
to VDD.
72.3k
> VDD
Indicator
CMP
Charge
BAT
BAT
BAT
NU
0.1µF
D
ATA
S
HEET
10µF
LX2202
Page 6