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LP28400 Datasheet(PDF) 2 Page - Lowpower Semiconductor inc

Part # LP28400
Description  Programmable Charge Current Up to 3000mA
PDF  17 Pages
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Manufacturer  POWER [Lowpower Semiconductor inc]
Direct Link  http://www.lowpowersemi.com
Logo POWER - Lowpower Semiconductor inc

LP28400 Datasheet(HTML) 2 Page - Lowpower Semiconductor inc

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Preliminary Datasheet
LP28400
LP28400-00 Version 1.0 May.-2013
Email: marketing@lowpowersemi.com
www.lowpowersemi.com
Page 2 of 17
Typical Application Circuit
Functional Pin Description
Package Type
Pin Configurations
TQFN- 20
SS34
LP28400
ISET
6
TS
5
SW
13,14
BS
17
REGN
12
AVCC
3
VREF
4
CELL
7
STAT
8
SRN
9
SRP
10
GND/PGND
PVCC/ACP/ACN
15,16,19,20
10R
1uF
10K
10K
10K
10K
1.5K
1uF
2.2uH
20mR
0.1u
22uF
1uF
VIN
BATTERY
CELL
2CELL
22uF
1CELL
22uF
ACDRV
AVCC
VREF
TS
ISET
STAT
CELL
REGN
SRN
SRP
SW
BS
LP28400
2.2uH
0.1uF
10uF
1uF
0.1uF
22uF
1uF
22uF
0.1uH
0.1uF
1uF
20mR
0R
20mR
330
1K
10K
10K
10K
10K
SS34
22uF
SYS
VIN
LP9006
LP9006
4K
10R
4K
22uF
1 cell
BATTERY
Figure2. Application With Power Path
Selector
NC /
NC /
Figure1. Application Without Power Path
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