参数资料
型号: MAX9729ETI+T
厂商: Maxim Integrated Products
文件页数: 25/28页
文件大小: 0K
描述: IC AMP AUDIO .052W STER 28TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
系列: DirectDrive®
类型: AB 类
输出类型: 耳机,2-通道(立体声)
在某负载时最大输出功率 x 通道数量: 52mW x 2 @ 32 欧姆
电源电压: 1.8 V ~ 3.6 V
特点: 带低音增强模式,消除爆音,I²C,输入多路复用器,短路和热保护,关机,音量控制
安装类型: 表面贴装
供应商设备封装: 28-TQFN-EP(5x5)
封装/外壳: 28-WFQFN 裸露焊盘
包装: 带卷 (TR)
MAX9729
Stereo Headphone Amplifier with BassMax,
Volume Control, and Input Mux
6
_______________________________________________________________________________________
Typical Operating Characteristics
(VDD = PVDD = SHDN = 3V, PGND = SGND = 0V, C1 = C2 = C3 = 1F, CIN = 1F (1206 case size, X7R dielectric ceramic capacitor),
BM_ = 0V, maximum gain setting = 3.5dB, volume attenuation setting = 0dB (total voltage gain = 3.5dB), BassMax disabled. Load
connected between OUT_ and PGND where specified. THD+N measurement BW = 22Hz to 22kHz. Both channels loaded and driven
in phase. TA = +25°C, unless otherwise noted.)
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX9729
toc01
OUTPUT POWER PER CHANNEL (mW)
THD+N
(%)
50
60
70
10
20
30
40
080
100
0.01
0.1
1
10
VDD = 3V
RL = 16
Ω
fIN = 100Hz
fIN = 5kHz
fIN = 1kHz
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX9729
toc02
OUTPUT POWER PER CHANNEL (mW)
THD+N
(%)
50
60
70
10
20
30
40
080
100
0.01
0.1
1
10
VDD = 3V
RL = 32
Ω
fIN = 100Hz
fIN = 1kHz
fIN = 5kHz
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX9729
toc03
OUTPUT POWER PER CHANNEL (mW)
THD+N
(%)
0
5
10
15 20
25 30
35
40 45 50
100
0.01
0.1
1
10
VDD = 2.4V
RL = 16
Ω
fIN = 100Hz
fIN = 1kHz
fIN = 5kHz
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX9729
toc04
OUTPUT POWER PER CHANNEL (mW)
THD+N
(%)
0
5
10
15 20
25 30
35
40 45 50
100
0.01
0.1
1
10
VDD = 2.4V
RL = 32
Ω
fIN = 100Hz
fIN = 1kHz
fIN = 5kHz
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX9729
toc05
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.1
0.01
1
0.001
10
100k
VDD = 3V
RL = 16
Ω
POUT = 42mW
POUT = 9mW
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX9729
toc06
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
0.001
10
100k
VDD = 3V
RL = 32
Ω
POUT = 40mW
POUT = 5mW
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX9729
toc07
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
0.001
10
100k
VDD = 2.4V
RL = 16
Ω
POUT = 23mW
POUT = 8mW
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX9729
toc08
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
0.001
10
100k
VDD = 2.4V
RL = 32
Ω
POUT = 23mW
POUT = 3mW
0
50
200
100
150
300
250
350
0
20
40
60
80 100
140
120
160 180
POWER DISSIPATION
vs. OUTPUT POWER
MAX9729
toc09
OUTPUT POWER (mW)
POWER
DISSIPATION
(mW)
VDD = 3V
fIN = 1kHz
POUT = POUTL + POUTR
RL = 32
Ω
RL = 16
Ω
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相关代理商/技术参数
参数描述
MAX9729EVCMAXQU+ 功能描述:音频放大器 Evaluation Kit/Evaluation System for the MAX9729 RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
MAX9729EVKIT+ 功能描述:音频放大器 Evaluation Kit/Evaluation System for the MAX9729 RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
MAX972C/D 功能描述:校验器 IC RoHS:否 制造商:STMicroelectronics 产品: 比较器类型: 通道数量: 输出类型:Push-Pull 电源电压-最大:5.5 V 电源电压-最小:1.1 V 补偿电压(最大值):6 mV 电源电流(最大值):1350 nA 响应时间: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SC-70-5 封装:Reel
MAX972CPA 功能描述:校验器 IC Dual Comparator RoHS:否 制造商:STMicroelectronics 产品: 比较器类型: 通道数量: 输出类型:Push-Pull 电源电压-最大:5.5 V 电源电压-最小:1.1 V 补偿电压(最大值):6 mV 电源电流(最大值):1350 nA 响应时间: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SC-70-5 封装:Reel
MAX972CPA+ 功能描述:校验器 IC Dual Comparator RoHS:否 制造商:STMicroelectronics 产品: 比较器类型: 通道数量: 输出类型:Push-Pull 电源电压-最大:5.5 V 电源电压-最小:1.1 V 补偿电压(最大值):6 mV 电源电流(最大值):1350 nA 响应时间: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SC-70-5 封装:Reel