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MAX9778 PDF预览

MAX9778

更新时间: 2024-02-07 01:52:36
品牌 Logo 应用领域
美信 - MAXIM /
页数 文件大小 规格书
27页 1208K
描述
Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux

MAX9778 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:5.76标称带宽:22 kHz
商用集成电路类型:AUDIO AMPLIFIERJESD-30 代码:S-XQCC-N28
JESD-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:3 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:32 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:NOT SPECIFIED宽度:5 mm
Base Number Matches:1

MAX9778 数据手册

 浏览型号MAX9778的Datasheet PDF文件第6页浏览型号MAX9778的Datasheet PDF文件第7页浏览型号MAX9778的Datasheet PDF文件第8页浏览型号MAX9778的Datasheet PDF文件第10页浏览型号MAX9778的Datasheet PDF文件第11页浏览型号MAX9778的Datasheet PDF文件第12页 
Stereo 3W Audio Power Amplifiers with  
Headphone Drive and Input Mux  
/MAX978  
Typical Operating Characteristics (continued)  
(V  
DD  
= PV  
= 5V, GND = PGND = ±V, V  
= 5V, C  
= 1µF, T = +ꢁ5°C, unless otherwise noted.)  
BIAS  
A
DD  
SHDN  
POWER DISSIPATION vs. OUTPUT POWER  
(HEADPHONE MODE)  
POWER-SUPPLY REJECTION RATIO  
vs. FREQUENCY (HEADPHONE MODE)  
POWER DISSIPATION vs. OUTPUT POWER  
(HEADPHONE MODE)  
70  
60  
50  
40  
30  
20  
10  
0
40  
50  
120  
V
= 200mV  
P-P  
RIPPLE  
100  
80  
60  
40  
20  
0
60  
70  
80  
90  
R = 32Ω  
f = 1kHz  
L
R = 16Ω  
f = 1kHz  
L
100  
0
20  
40  
60  
80  
100  
10  
100  
1k  
FREQUENCY (Hz)  
10k  
100k  
0
50  
100  
150  
200  
OUTPUT POWER (mW)  
OUTPUT POWER (mW)  
CROSSTALK vs. FREQUENCY  
(HEADPHONE MODE)  
EXITING SHUTDOWN (HEADPHONE MODE)  
MAX9777/78 toc37  
-40  
-50  
V
= 200mV  
P-P  
IN  
L
R = 16Ω  
SHDN  
2V/div  
-60  
-70  
-80  
RIGHT TO LEFT  
OUT_+  
1V/div  
-90  
-100  
-110  
-120  
HP JACK  
200mV/div  
LEFT TO RIGHT  
10  
100  
1k  
10k  
100k  
100ms/div  
R = 16Ω  
L
FREQUENCY (Hz)  
INPUT AC-COUPLED TO GND  
SUPPLY CURRENT vs. SUPPLY VOLTAGE  
(SPEAKER MODE)  
ENTERING SHUTDOWN (HEADPHONE MODE)  
MAX9777/78 toc38  
25  
20  
15  
10  
5
T
= +85°C  
A
SHDN  
2V/div  
T
= +25°C  
A
OUT_+  
1V/div  
T
= -40°C  
A
HP JACK  
100mV/div  
0
4.50  
4.75  
5.00  
5.25  
5.50  
100ms/div  
SUPPLY VOLTAGE (V)  
_______________________________________________________________________________________  
9

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