参数资料
型号: FAB3103UCX
厂商: Fairchild Semiconductor
文件页数: 6/13页
文件大小: 0K
描述: IC AMP AUD 2.3W CLASS D 12-WLCSP
标准包装: 1
类型: D 类
输出类型: 1-通道(单声道)
在某负载时最大输出功率 x 通道数量: 2.3W x 1 @ 8 欧姆
电源电压: 2.5 V ~ 5.2 V
特点: AGC,无噪音,差分输入,短路保护和热保护,关断
安装类型: 表面贴装
供应商设备封装: 12-WLCSP
封装/外壳: 12-UFBGA,WLCSP
包装: 标准包装
其它名称: FAB3103UCXFSDKR
2011 Fairchild Semiconductor
www.fairchildsemi.com
FAB3103 Rev. 1.0.2
2
FAB31
0
3
2.3
Watt
Class-D
Audio
Amp
lifier
with
Integrated
Boost
Regu
lator
and
Automatic
Gain
Cont
rol
Pin Configuration
Figure 2. Pin Assignments (Top View)
Pin Definitions
WLCSP Name
Type
Description
B1
OUT+
Output
Positive audio output
C1
OUT-
Output
Negative audio output
C3
IN+
Analog Input Positive audio input
D3
IN-
Analog Input Negative audio input
C2
EN
CMOS Input
Shutdown signal for boost regulator and amplifier:
VBATT=enabled, PGND=shutdown (internal 300K pull-down)
B2
AGCT Analog Input AGC trip-point setting
B3
VBATT
Power
Supply voltage
A2
SW
Power
Boost regulator switching node
A1
PVDD
Power
Boost regulator output
A3
BGND
Ground
Boost regulator ground – connect to PGND and AGND with a ground plane.
D1
PGND
Ground
Power ground – connect to BGND and AGND with a ground plane.
D2
AGND
Ground
Analog ground – connect to BGND and PGND with a ground plane.
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