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MAX9779 PDF预览

MAX9779

更新时间: 2024-02-24 16:07:26
品牌 Logo 应用领域
美信 - MAXIM 放大器功率放大器
页数 文件大小 规格书
19页 540K
描述
2.6W Stereo Audio Power Amplifier and DirectDrive Headphone Amplifier

MAX9779 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:QFN包装说明:HVQCCN, LCC28,.2SQ,20
针数:28Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.33.00.01
风险等级:5.82标称带宽:22 kHz
商用集成电路类型:AUDIO AMPLIFIER增益:19.5 dB
JESD-30 代码:S-XQCC-N28JESD-609代码:e3
长度:5 mm湿度敏感等级:1
信道数量:2功能数量:1
端子数量:28最高工作温度:85 °C
最低工作温度:-40 °C标称输出功率:2.6 W
封装主体材料:UNSPECIFIED封装代码:HVQCCN
封装等效代码:LCC28,.2SQ,20封装形状:SQUARE
封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE峰值回流温度(摄氏度):260
电源:5 V认证状态:Not Qualified
座面最大高度:0.8 mm子类别:Audio/Video Amplifiers
最大压摆率:29 mA最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):4.5 V表面贴装:YES
技术:BICMOS温度等级:INDUSTRIAL
端子面层:Matte Tin (Sn)端子形式:NO LEAD
端子节距:0.5 mm端子位置:QUAD
处于峰值回流温度下的最长时间:30宽度:5 mm
Base Number Matches:1

MAX9779 数据手册

 浏览型号MAX9779的Datasheet PDF文件第2页浏览型号MAX9779的Datasheet PDF文件第3页浏览型号MAX9779的Datasheet PDF文件第4页浏览型号MAX9779的Datasheet PDF文件第6页浏览型号MAX9779的Datasheet PDF文件第7页浏览型号MAX9779的Datasheet PDF文件第8页 
2.6W Stereo Audio Power Amplifier and  
DirectDrive Headphone Amplifier  
Typical Operating Characteristics  
(Measurement BW = 22Hz to 22kHz, T = +25°C, unless otherwise noted.)  
A
TOTAL HARMONIC DISTORTION PLUS NOISE  
vs. FREQUENCY (SPEAKER MODE)  
TOTAL HARMONIC DISTORTION PLUS NOISE  
vs. FREQUENCY (SPEAKER MODE)  
TOTAL HARMONIC DISTORTION PLUS NOISE  
vs. FREQUENCY (SPEAKER MODE)  
10  
1
10  
1
10  
1
V
DD  
= 5V  
V
DD  
= 5V  
V
= 5V  
DD  
R = 3  
L
R = 4Ω  
L
R = 8Ω  
L
OUTPUT POWER = 1.5W  
OUTPUT POWER = 1.25W  
OUTPUT POWER = 100mW  
0.1  
0.01  
0.1  
0.01  
0.1  
0.01  
OUTPUT POWER = 500mW  
OUTPUT POWER = 500mW  
OUTPUT POWER = 600mW  
0.001  
0.001  
0.001  
0.0001  
0.0001  
0.0001  
10  
100  
1k  
10k  
100k  
10  
100  
1k  
10k  
100k  
10  
100  
1k  
10k  
100k  
FREQUENCY (Hz)  
FREQUENCY (Hz)  
FREQUENCY (Hz)  
TOTAL HARMONIC DISTORTION PLUS NOISE  
vs. OUTPUT POWER (SPEAKER MODE)  
TOTAL HARMONIC DISTORTION PLUS NOISE  
vs. OUTPUT POWER (SPEAKER MODE)  
TOTAL HARMONIC DISTORTION PLUS NOISE  
vs. OUTPUT POWER (SPEAKER MODE)  
100  
100  
100  
V
DD  
= 5V  
V
DD  
= 5V  
V
DD  
= 5V  
R = 3Ω  
L
R = 4Ω  
L
R = 8Ω  
L
10  
10  
10  
1
1
1
f = 10kHz  
f = 10kHz  
f = 1kHz  
f = 1kHz  
f = 10kHz  
0.1  
0.1  
0.1  
f = 1kHz  
0.01  
0.001  
0.01  
0.001  
0.01  
0.001  
f = 20Hz  
f = 20Hz  
1.0  
f = 20Hz  
0.5  
OUTPUT POWER (W)  
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5  
OUTPUT POWER (W)  
0
0.5  
1.5  
2.0  
2.5  
3.0  
0
1.0  
1.5  
OUTPUT POWER (W)  
POWER DISSIPATION vs. OUTPUT POWER  
(SPEAKER MODE)  
POWER-SUPPLY REJECTION RATIO  
vs. FREQUENCY (SPEAKER MODE)  
OUTPUT POWER  
vs. LOAD RESISTANCE (SPEAKER MODE)  
5
4
3
2
1
0
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0
0
-10  
-20  
-30  
-40  
-50  
-60  
-70  
-80  
-90  
-100  
V
= 200mV  
P-P  
V
DD  
= 5V  
RIPPLE  
OUTPUT REFERRED  
f = 1kHz  
= P  
P
+ P  
OUTR  
OUT  
OUTL  
THD+N = 10%  
R = 4Ω  
L
THD+N = 1%  
R = 8Ω  
L
0
1
2
3
4
1
10  
100  
10  
100  
1k  
FREQUENCY (Hz)  
10k  
100k  
OUTPUT POWER (W)  
LOAD RESISTANCE ()  
_______________________________________________________________________________________  
5

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