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LPA2161 Datasheet(PDF) 2 Page - Lowpower Semiconductor inc

Part # LPA2161
Description  BOOST 7.0W AB/D
PDF  10 Pages
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Manufacturer  POWER [Lowpower Semiconductor inc]
Direct Link  http://www.lowpowersemi.com
Logo POWER - Lowpower Semiconductor inc

LPA2161 Datasheet(HTML) 2 Page - Lowpower Semiconductor inc

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LPA2161-00
Jan.-2019
Email: marketing@lowpowersemi.com
www.lowpowersemi.com
Page 2 of 10
初步数据表
LPA2161
引脚信息
封装类型
引脚信息
ESOP-8
1
2
3
4
8
7
6
5
FBCTRL
SW
PVDD
OUTN
CTRL
IN1
IN2
OUTP
GND
9(PAD)
ESOP-8
(Top View)
序号
名称
描述
1
FBCTRL
Boost 最大升压值选择端口
2
SW
升压电路 switch 端口
3
PVDD
芯片电源输入端
4
OUTN
音频输出负端
5
OUTP
音频输出正端
6
IN2
音频信号输入正端
7
IN1
音频信号输入负端
8
CTRL
AGC 功能控制，AB/D 类模式控制，关断控制端口
9(PAD)
GND
芯片接地端
应用原理图
FBCTRL
1
CTRL
8
SW
2
PVDD
3
OUTN
4
OUTP
5
IN2
6
IN1
7
Differential
Input
Differential
Input
Power
supply
Enable
control
MCU
control
GND
9(PAD)
R2
R1
4.7uH
SS54
COUT
470uF
10uF
//1uF
RIN
CIN
RIN
CIN



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