CXAR4176是一款立体声、固定增益、单电源、无盖线路驱动器,有TQFN4x4-20B和TSSOP-16两种产品包。CXAR4176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,消除元件高度,提高低频响应。内部固定增益设置(-1.5V/V)可以最大限度地减少外部元件数量,节省PCB空间。高PSRR提高了对噪声和RF整流的抗扰度。CXAR4176的独立关机控制为右通道和左通道。CXAR4176能够将3.3V电压下的2Vrms驱动至600W负载,并提供热保护。
·工作电压:2.3V-4.5V
·供电电流
-VDD=3.3V时,I DD=5mA
·低关断电流
-VDD=3.3V时,I DD=1毫安
·接地参考输出
-无需输出电容器(用于直流闭锁)
-节省PCB空间
-降低BOM成本
-改善低频响应
·在VDD=3.3V时,输出电压摆幅可达2Vrms/Ch至600W
·217Hz时高PSRR:78dB
·快速启动时间:16ms
·集成De-pop电路
·灵活应用的独立关机功能
[ CXAR4176 ]
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产品概述 返回TOP
产品特点 返回TOP
· Operating Voltage: 2.3V-4.5V
· Supply Current
- I DD =5mA at VDD =3.3V
· Low Shutdown Current
- I DD =1mA at VDD =3.3V
· Ground Reference Output
- No Output Capacitor Required (for DC Blocking)
- Save the PCB Space
- Reduce the BOM Costs
- Improve the Low Frequency Response
· Output Voltage Swing Can Reach 2Vrms/Ch into 600W at VDD=3.3V
· High PSRR: 78dB at 217Hz
· Fast Start-Up Time: 16ms
· Integrate the De-pop Circuitry
· Separate Shutdown Function for Flexible Application
· Thermal Protection
· Surface-Mount Packaging
- TQFN4x4-20B (with Enhanced Thermal Pad)
- TSSOP-16
· Lead Free and Green Devices Available (RoHS Compliant)
应用范围 返回TOP
· Set-Top Boxes
· CD / DVD Players
· LCD TVs
· HTIBs (Home Theater in Box)
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
Audio Products > Headphone Amplifier |
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Part_No |
Package |
VDD Voltage (V) |
IDD, Supply Current (mA) |
TSTART-UP(uS) |
Output Power RL=32W (mW) |
Output Power RL=2.5KW (mW) |
Total Harmonic Distortion Plus Noise (%) |
Power Supply Rejection Ratio (dB) |
Output Noise (uV) |
Signal to Noise Ratio (dB) |
Output Offset Voltage (mV) |
|
min |
max |
|||||||||||
TSSOP14/SOP14 |
3 |
3.6 |
10 |
500 |
20 |
2.1 |
0.001 |
80 |
8 |
108 |
5 |
|
TSSOP14/SOP14 |
2.3 |
5.5 |
10 |
500 |
40 |
2.1 |
0.001 |
80 |
8 |
108 |
5 |
|
TQFN4x4-20A/ TSSOP16/SOP14 |
2.3 |
4.5 |
5 |
500 |
NA |
2.1 |
0.002 |
90 |
10 |
105 |
8 |
|
TQFN4x4-20B/TSSOP-16 |
2.3 |
4.5 |
5 |
16000 |
NA |
2.1 |
0.003 |
80 |
15 |
102 |
8 |
|
TQFN4x4-20B/TSSOP-16/TQFN3x3-16 |
1.8 |
5.5 |
2 |
120 |
150 |
NA |
0.03 |
82 |
15 |
95 |
5 |
|
TSSOP-16 |
||||||||||||
WLCSP-16 |
2.4 |
5.5 |
2.5 |
4000 |
22 |
NA |
0.02 |
90 |
7 |
95 |
0.5 |
|
WLCSP2x2-16 |
1.8 |
4.5 |
5 |
120 |
145 |
NA |
0.02 |
75 |
15 |
100 |
5 |
|
WLCSP1.6x1.6-12/TDFN3x3-12 |
2.3 |
5.5 |
1 |
4000 |
60 |
NA |
0.03 |
80 |
27 |
95 |
8 |
|
WLCSP1.6x 1.6-12 |
2.3 |
5.5 |
1 |
4000 |
60 |
NA |
0.03 |
80 |
27 |
95 |
8 |
|
MSOP-10P |
2.3 |
5.5 |
10 |
500 |
60 |
2.1 |
0.001 |
80 |
8 |
108 |
5 |
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