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TPA6047A4 数据手册 - TI（德州仪器）
制造商:
TI（德州仪器）
封装:
QFN-32
描述:
具有 DirectPath (TM) 立体声耳机驱动和稳压器的 2W 立体声音频功率放大器
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
封装尺寸在P22P23
封装信息在P22P23
应用领域在P27
导航目录
TPA6047A4数据手册
Page:
of 27 Go
若手册格式错乱，请下载阅览PDF原文件
BYPASSSPKR_RIN–
Thermal
Pad
CPVDD
GAIN1
32
9
31
10
30
11
29
12
28
13
27
14
26
15
25
16
24
1
23
2
22
3
21
4
20
5
196
187
178
SPKR_EN
GAIN0
HP_EN
VDD
SPGND
REG_OUT
ROUT+
SGND
ROUT–
HP_INL
SPVDD
HP_INR
HPVDD
REG_EN
TPA6047A4RHB
(TOP VIEW)
SPKR_RIN+
C1P
SPKR_LIN+
CPGND
SPKR_LIN–
C1N
SPGND
CPVSS
LOUT+
HPVSS
LOUT–
HP_OUTR
SPVDD
HP_OUTL
TPA6047A4
www.ti.com
.............................................................................................................................................................................................. SLOS601 – OCTOBER 2008
AVAILABLE PACKAGE OPTIONS
T
A
PACKAGED DEVICE
(1) (2)
32-Pin QFN (RHB)
– 40 ° C to 85 ° C TPA6047A4RHB
(1) The RHB package is available taped and reeled. To order a taped and reeled part, add the suffix R to
the part number (e.g., TPA6047A4RHBR).
(2) For the most current package and ordering information, see the Package Option Addendum at the end
of this document, or see the TI website at www.ti.com .
TERMINAL FUNCTIONS
TERMINAL
I/O/P DESCRIPTION
NAME NO.
SPKR_RIN – 1 I Right-channel negative differential audio input for speaker amplifier
SPKR_RIN+ 2 I Right-channel positive differential audio input for speaker amplifier
SPKR_LIN+ 3 I Left-channel positive differential audio input for speaker amplifier
SPKR_LIN – 4 I Left-channel negative differential audio input for speaker amplifier
SPGND 5, 21 P Speaker power ground
LOUT+ 6 O Left-channel positive audio output
LOUT – 7 O Left-channel negative audio output
SPVDD 8, 18 P Supply voltage terminal for speaker amplifier
CPVDD 9 P Charge pump positive supply, connect to HPVDD via star connection
C1P 10 I/O Charge pump flying capacitor positive terminal
CPGND 11 P Charge pump ground
C1N 12 I/O Charge pump flying capacitor negative terminal
CPVSS 13 P Charge pump output (negative supply for headphone amplifier), connect to HPVSS
HPVSS 14 P Headphone amplifier negative supply, connect to CPVSS
HP_OUTR 15 O Right-channel capacitor-free headphone output
HP_OUTL 16 O Left-channel capacitor-free headphone output
HPVDD 17 P Headphone amplifier supply voltage, connect to CPVDD
ROUT – 19 O Right-channel negative audio output
Copyright © 2008, Texas Instruments Incorporated Submit Documentation Feedback 3
Product Folder Link(s): TPA6047A4
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