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LPA2103 Datasheet(PDF) 2 Page - Lowpower Semiconductor inc

Part # LPA2103
Description  EMI??W
PDF  10 Pages
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Manufacturer  POWER [Lowpower Semiconductor inc]
Direct Link  http://www.lowpowersemi.com
Logo POWER - Lowpower Semiconductor inc

LPA2103 Datasheet(HTML) 2 Page - Lowpower Semiconductor inc

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D 类音频功率放大器
LPA2103
LPA2103–02 May.2018
Email: marketing@lowpowersemi.com
www.lowpowersemi.com
Page 2 of 10
封装及引脚配置
1
2
3
4
8
7
6
5
CTRL
BYP
NC
IN
GND
VDD
VOP
VON
图 1. LPA2103 的管脚定义图
管脚号
符号
描述
1
CTRL
关断和 NCN 模式控制
2
BYP
内部共模电压脚，需要外接 1uF 旁路电容
3
NC
空脚
4
IN
音频信号输入端
5
VOP
音频信号正相输出端
6
VDD
电源正极
7
GND
电源地
8
VON
音频信号负相输出端
典型应用电路
GND
VIN
CTRL
VDD
VON
VOP
1uF
LPA2103
BYP
NC
27kΩ
1uF
NC/22uF
0.22uF
2
3
4
5
6
8
1
7
Audio
input
10kΩ
20kΩ
VDD
VDD
图 2. LPA2103 的典型应用电路



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