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MAX9779 PDF预览

MAX9779

更新时间: 2024-01-15 07:21:46
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1页浏览型号MAX9779的Datasheet PDF文件第2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5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 
2.6W Stereo Audio Power Amplifier and  
DirectDrive Headphone Amplifier  
ꢀLꢀCTRICAL CHARACTꢀRISTICS (continued)  
(V  
= PV  
= CPV  
= HPV  
= 5V, GND = PGND = CPGND = 0V, SHDN = V , C  
= 1µF, C1 = C2 = 1µF, speaker load  
DD  
DD  
DD  
DD  
DD  
BIAS  
terminated between OUT_+ and OUT_-, headphone load terminated between HPOUT_ and GND, GAIN1 = GAIN2 = 0V, T = T  
to  
A
MIN  
T
MAX  
, unless otherwise noted. Typical values are at T = +25°C.) (Note 1)  
A
PARAMꢀTꢀR  
SYMBOL  
CONDITIONS  
MIN  
TYP  
MAX  
UNITS  
R = 8Ω  
0.9  
1.4  
L
THD+N = 1%,  
f = 1kHz,  
Output Power (Note 4)  
P
W
R = 4Ω  
L
2.ꢀ  
2.6  
OUT  
T
= +25°C  
A
R = Ω  
L
R = 8, P  
= 500mW, f = 1kHz  
= 1W, f = 1kHz  
= 500mW,  
0.01  
0.02  
L
OUT  
OUT  
OUT  
Total Harmonic Distortion  
Plus Noise  
THD+N  
SNR  
%
R = 4, P  
L
R = 8, P  
L
Signal-to-Noise Ratio  
90  
dB  
BW = 22Hz to 22kHz  
Noise  
V
BW = 22Hz to 22kHz, A-weighted  
No sustained oscillations  
L to R, R to L, f = 10kHz  
80  
200  
75  
µV  
RMS  
n
Capacitive-Load Drive  
Crosstalk  
C
pF  
dB  
L
Slew Rate  
SR  
1.4  
15  
V/µs  
GAIN1 = 0, GAIN2 = 0  
GAIN1 = 1, GAIN2 = 0  
GAIN1 = 0, GAIN2 = 1  
GAIN1 = 1, GAIN2 = 1  
16.5  
18  
Gain (Maximum Volume Setting)  
A
dB  
VMAX(SPKR)  
19.5  
HꢀADPHONꢀ AMPLIFIꢀR (HPS = V  
)
DD  
Output Offset Voltage  
V
T
= +25°C  
A
2
75  
7ꢀ  
6ꢀ  
7
mV  
dB  
OS  
HPV  
= ꢀV to 5.5V, T = +25°C  
60  
40  
DD  
A
Power-Supply Rejection Ratio  
(Note ꢀ)  
PSRR  
f = 1kHz, V  
= 200mV  
RIPPLE P-P  
f = 10kHz, V  
= 200mV  
P-P  
RIPPLE  
R = ꢀ2Ω  
50  
L
THD+N = 1%,  
f = 1kHz, T = +25°C  
Output Power  
P
mW  
OUT  
A
R = 16Ω  
L
110  
R = ꢀ2, P  
= 20mW, f = 1kHz  
0.007  
0.0ꢀ  
L
OUT  
Total Harmonic Distortion  
Plus Noise  
THD+N  
SNR  
%
R = 16, P  
= 75mW, f = 1kHz  
L
OUT  
R = ꢀ2, P  
= 50mW,  
L
OUT  
Signal-to-Noise Ratio  
95  
dB  
BW = 22Hz to 22kHz  
Noise  
V
BW = 22Hz to 22kHz  
12  
200  
88  
µV  
RMS  
n
Capacitive-Load Drive  
Crosstalk  
C
No sustained oscillations  
L to R, R to L, f = 10kHz  
pF  
L
dB  
Any unselected input to any active input,  
f = 10kHz, input referred  
Off-Isolation  
74  
Slew Rate  
ESD  
SR  
0.4  
8
V/µs  
kV  
ESD  
IEC air discharge  
GAIN2 = 0, GAIN1 = X  
GAIN2 = 1, GAIN1 = X  
0
Gain  
A
dB  
V
_______________________________________________________________________________________  
3

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