CXAR4192是一个单片集成电路，它结合了立体声功率放大器和立体声输出无电容耳机放大器。立体声功率放大器提供19步增益设置，可灵活应用。耳机放大器是接地参考输出，无需输出电容器进行直流闭锁。消除输出电容器的优点是节省成本、PCB的空间和元件高度。在CXAR4192中集成了防弹出电路和热关机保护电路，可减少电源开/关和关机模式下的弹出和咔哒声。热关机保护芯片不受过温故障的破坏。为了简化笔记本电脑应用中的音频系统设计，CXAR4192提供了内部增益设置，这些功能可以最小化组件和PCB面积
[ CXAR4192 ]
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产品概述 返回TOP
产品特点 返回TOP
· Operating Voltage
– HVDD = 3.0~3.6V
– VDD = 4.5~5.5V
· No Output Capacitor at Headphone Amplifier Required
· Meeting VISTA Requirement
· Low Distortion AMP Mode
– THD+N=56dB, at VDD = 5V, RL = 4W, PO =1.5W
– THD+N=64dB, at VDD = 5V, RL = 8W, PO =0.9W HP Mode
– THD+N=73dB, at HVDD =3.3V, RL =16W PO =125mW
– THD+N=77dB, at HVDD =3.3V, RL =32W, PO =88mW
– THD+N=85dB, at HVDD =3.3V, RL =10kW, VO =1.7Vrms
· Output Power at 1% THD+N
– 1.9W, at VDD = 5V, AMP Mode, RL = 4W
– 1.2W, at VDD = 5V, AMP Mode, RL = 8W
· at 10% THD+N –2.4W at VDD = 5V, AMP Mode, RL = 4W
–1.5W at VDD = 5V, AMP Mode, RL = 8W
· Depop Circuitry Integrated
· Internal 19-Steps Gain Setting for Flexible Appli cation
· Thermal Shutdown Protection and Over-Current Protection Circuitry · High SupplyVoltage Ripple Rejection
· Surface
-Mount Packaging
– TQFN4x4-28 (with Enhanced Thermal Pad)
· Lead Free and Green Devices Available (RoHS Compliant)
应用范围 返回TOP
· Note Book PCs
· LCD Monitor
技术规格书（产品PDF) 返回TOP
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产品封装图 返回TOP
电路原理图 返回TOP
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Audio Products > Speaker Amplifier |
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Part_No |
Package |
Cla -ss |
VDD Voltage (V) |
IDD, Supply Current (mA) |
TSTAR -UP (uS) |
Out. Pow. RL =4(W) |
Output Power RL=8W (W) |
Head- phon Mode Output Powe RL=32W(mW) |
Total Harm. Dist. Plus Noise (%) |
Pow. Sup. Rej. Ratio dB |
Output Noise (uV) |
Sign. to nois Ratio dB |
Output Offset Voltage (mV) |
Digit. Input |
Head phone |
AGC Pow. limit |
Mute |
|
|
min |
max |
|||||||||||||||||
|
SOP-8 |
AB |
3 |
5.5 |
1 |
0.4 |
1.5 |
0.9 |
NA |
0.15 |
74 |
28 |
NA |
20 |
N |
N |
N |
N |
|
|
MSOP8/P/ TDFN3x3-8 |
AB |
2 |
5.5 |
3 |
0.1 |
2.1 |
1.3 |
NA |
0.05 |
80 |
15 |
105 |
5 |
N |
N |
N |
N |
|
|
WLCSP1.5 x1.5-9A TDFN3x3-8 DFN3x3-8 |
D |
2 |
5.5 |
2 |
NA |
2.45 |
1.45 |
NA |
0.1 |
80 |
100 |
90 |
25 |
N |
N |
N |
N |
|
|
WLCSP1.5 x1.5-9A |
D |
2 |
5.5 |
2 |
NA |
2.45 |
1.45 |
NA |
0.1 |
80 |
100 |
90 |
25 |
N |
N |
N |
N |
|
|
WLCSP1.5 x1.5-9A TDFN3x3-8 |
D |
2 |
5.5 |
3 |
NA |
2.2 |
1.3 |
NA |
0.05 |
70 |
100 |
89 |
20 |
N |
N |
N |
N |
|
|
WLCSP1.2 x1.2-9 TDFN3x3-8 |
D |
2 |
5.5 |
2 |
0 |
2.45 |
1.3 |
NA |
0.1 |
75 |
55 |
90 |
1 |
N |
N |
N |
N |
|
|
WLCSP1.5 x2-12 TQFN4x4-16 |
G |
3 |
5.2 |
4 |
0.6 |
3.6 |
2 |
N/A |
0.06 |
70 |
49 |
97.5 |
2 |
N |
N |
N |
N |
|
|
TSSOP24P TSSOP20P TQFN3x2-16 |
AB |
3 |
5.5 |
6 |
NA |
1.7 |
1.1 |
90 |
0.04 |
85 |
15 |
105 |
5 |
N |
Y |
N |
N |
|
|
TQFN4x4-16 TQFN3x3-16 |
AB |
3 |
5.5 |
6 |
0.7 |
2 |
1.3 |
52 |
0.06 |
61 |
22 |
93 |
10 |
N |
Y |
N |
N |
|
|
TQFN5 x5-20A |
AB |
2 |
5.5 |
6 |
0.1 |
2.1 |
1.3 |
NA |
0.05 |
80 |
15 |
105 |
5 |
N |
N |
N |
N |
|
|
TQFN4x4-28 |
AB |
5 |
5.5 |
18 |
NA |
1.9 |
1.2 |
120 |
0.15 |
70 |
80 |
90 |
10 |
N |
Y |
N |
N |
|
|
TSSOP-28P TQFN5x5-28 |
AB |
5 |
5.5 |
18 |
NA |
1.9 |
1.2 |
120 |
0.15 |
70 |
80 |
90 |
10 |
N |
Y |
N |
N |
|
|
TQFN5 x5-32A |
AB |
5 |
5.5 |
9 |
0 |
1.9 |
1.3 |
120 |
0.07 |
75 |
22 |
100 |
5 |
N |
Y |
N |
N |
|
|
TQFN5 x5-32 |
AB |
5 |
5.5 |
9 |
0 |
1.9 |
1.3 |
120 |
0.07 |
75 |
22 |
100 |
5 |
N |
Y |
N |
N |
|
|
TQFN5 x5-32A |
AB |
5 |
5.5 |
9 |
0 |
1.9 |
1.3 |
120 |
0.07 |
75 |
22 |
100 |
5 |
N |
Y |
N |
N |
|
|
SOP-16P |
AB |
5 |
5.5 |
9 |
1 |
1.8 |
1.3 |
95 |
0.07 |
60 |
20 |
95 |
5 |
N |
Y |
N |
N |
|
|
DIP16/A |
AB |
5 |
5.5 |
9 |
NA |
2 |
1.3 |
95 |
0.07 |
60 |
20 |
95 |
5 |
N |
Y |
N |
N |
|
|
DIP16/A |
AB |
5 |
5.5 |
9 |
NA |
2 |
1.3 |
95 |
0.07 |
60 |
20 |
95 |
5 |
N |
Y |
N |
N |
|
|
DIP16/A |
AB |
3 |
5.5 |
9 |
1.6 |
2 |
1.3 |
95 |
0.09 |
60 |
20 |
95 |
5 |
N |
Y |
N |
N |
|
|
TSSOP-24P |
AB |
5 |
5.5 |
14 |
NA |
1.9 |
1.1 |
90 |
0.05 |
60 |
20 |
95 |
5 |
N |
Y |
N |
N |
|
|
TQFN3x3-16 |
D |
2 |
5.5 |
3 |
0 |
2.3 |
1.34 |
NA |
0.15 |
74 |
100 |
85 |
5 |
N |
N |
N |
N |
|
|
SOP-16P |
D |
3 |
5.5 |
8 |
1.6 |
2.4 |
1.4 |
NA |
0.1 |
55 |
75 |
90 |
20 |
N |
N |
N |
Y |
|
|
SOP-24 DIP-24 QFN4x4-20A |
D |
3 |
5.5 |
7 |
1.6 |
2.2 |
1.3 |
60 |
0.1 |
70 |
75 |
82.5 |
5 |
N |
Y |
A |
Y |
|
|
SOP-16 QDN4x4-20A |
D |
3 |
5.5 |
8 |
1.6 |
2.4 |
1.1 |
NA |
0.1 |
70 |
75 |
85 |
10 |
N |
N |
A |
Y |
|
|
SSOP24/ QFN4x4-20A |
D |
3 |
5.8 |
8 |
1.4 |
2.4 |
1.7 |
70 |
0.1 |
80 |
50 |
92 |
5 |
N |
Y |
A |
Y |
|
|
SSOP24/P SOP-18 QFN4x4-20A |
D |
3 |
5.5 |
5 |
1.2 |
2.3 |
1.3 |
NA |
0.1 |
70 |
80 |
85 |
20 |
N |
N |
A |
Y |
|
|
SSOP-24/P |
D |
3 |
5.5 |
5 |
1.2 |
2.25 |
1.3 |
68 |
0.06 |
60 |
80 |
78 |
20 |
N |
Y |
A |
Y |
|
|
TQFN5x5-32 |
D |
8 |
17 |
18 |
1 |
NA |
12 |
NA |
0.07 |
65 |
230 |
NA |
20 |
N |
N |
N |
Y |
|
|
TSSOP28P QFN4x4-28 |
D |
8 |
26 |
20 |
0 |
NA |
7 |
NA |
0.1 |
NA |
120 |
95 |
15 |
N |
N |
P |
N |
|
|
TSSOP28P QFN4x4-28 |
D |
8 |
26 |
20 |
0 |
NA |
8 |
NA |
0.1 |
NA |
120 |
95 |
15 |
N |
N |
P |
N |
|
|
TSSOP28P QFN4x4-28 |
D |
8 |
26 |
20 |
0 |
NA |
12 |
0.1 |
NA |
65 |
120 |
95 |
15 |
N |
N |
P |
N |
|
|
QFN5.2 x6.2-32 |
D |
8 |
17 |
18 |
1 |
NA |
14 |
NA |
0.05 |
65 |
250 |
NA |
20 |
N |
N |
N |
Y |
|
|
TSSOP28P QFN4x4-28 |
D |
8 |
26 |
20 |
0 |
NA |
15 |
NA |
0.1 |
65 |
160 |
95 |
15 |
N |
N |
P |
N |
|
|
TSSOP28P QFN4x4-28B |
D |
5 |
22 |
17 |
0 |
NA |
15 |
NA |
0.05 |
65 |
130 |
95 |
5 |
N |
N |
P |
N |
|
|
TSSOP28P QFN4x4-28B |
D |
5 |
26 |
17 |
0 |
NA |
17 |
NA |
0.05 |
70 |
120 |
95 |
5 |
N |
N |
P |
N |
|
|
TQFN7 x7-48/P |
D |
9 |
14 |
20 |
NA |
NA |
7.5 |
NA |
0.2 |
85 |
250 |
85 |
20 |
N |
N |
N |
N |
|
|
SOP8/P MSOP8P |
AB |
3 |
5.5 |
7 |
0.4 |
2.3 |
1.3 |
NA |
0.04 |
60 |
28 |
NA |
NA |
N |
N |
N |
N |
|
◀ 上一篇:CXAR4191全差分AB类放大器高PSRR和优异的射频整流抗扰度在VDD=5V时每通道3W输出功率转换为3W负载立体声全差分AB级音频放大内置反馈电阻消除外部元件计数
下一篇▶:CXAR4193单片集成电路立体声功率放大器和立体声输出无电容耳机放大器提供19步增益设置低失真放大器模式高电源电压纹波抑制Depop电路集成
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