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参数资料
型号： MAX9752AETI+T
厂商： Maxim Integrated Products
文件页数： 28/29页
文件大小： 0K
描述： IC AMP AUDIO PWR 2.2W D 28TQFN
标准包装： 2,500
系列： DirectDrive®
类型： D 类
输出类型： 2-通道（立体声）带立体声耳机
在某负载时最大输出功率 x 通道数量： 2.2W x 2 @ 4 欧姆; 62mW x 2 @ 16 欧姆
电源电压： 4.5 V ~ 5.5 V
特点： 消除爆音，短路保护和热保护，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)
MAX9752/MAX9753/MAX9754
2.2W, Low-EMI, Stereo, Class D Power Amplifiers
with DirectDrive Headphone Amplifiers
8
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(VDD = PVDD = HPVDD = CPVDD = 5.0V, GND = PGND = HPGND = 0V, VSHDN = VDD, CPVSS = VSS, CBIAS = 1F,
CCPVSS = 1F, C1 = 1F, speaker impedance = 8
Ω connected between OUT_+ and OUT_-, headphone load is terminated to GND;
MAX9752: GAIN1 = GAIN2 = 0, VVOL = 0V; MAX9753: GAIN = 0, VA/B = 0V; MAX9754: GAIN = 0; TA = +25°C, unless otherwise noted.)
10
1
0.1
0.01
0.001
0.0001
10
1k
10k
100
100k
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (HEADPHONE MODE)
MAX9752/53/54
toc16
FREQUENCY (Hz)
THD+N
(%)
VDD = 5V
RL = 16
Ω
AV = 3dB
OUTPUT POWER = 90mW
OUTPUT POWER = 30mW
10
1
0.1
0.01
0.001
0.0001
10
1k
10k
100
100k
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (HEADPHONE MODE)
MAX9752/53/54
toc17
FREQUENCY (Hz)
THD+N
(%)
VDD = 5V
RL = 32
Ω
AV = 3dB
OUTPUT POWER = 45mW
OUTPUT POWER = 10mW
10
1
0.1
0.01
0.001
0.0001
10
1k
10k
100
100k
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (HEADPHONE MODE)
MAX9752/53/54
toc18
FREQUENCY (Hz)
THD+N
(%)
VDD = 3.3V
RL = 16
Ω
AV = 3dB
OUTPUT POWER = 30mW
OUTPUT POWER = 10mW
10
1
0.1
0.01
0.001
0.0001
10
1k
10k
100
100k
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (HEADPHONE MODE)
MAX9752/53/54
toc19
FREQUENCY (Hz)
THD+N
(%)
VDD = 3.3V
RL = 32
Ω
AV = 3dB
OUTPUT POWER = 45mW
OUTPUT POWER = 10mW
1000
100
10
1
0.1
0.01
0.001
075
100
125
50
25
150
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9752/53/54
toc20
OUTPUT POWER (mW)
THD+N
(%)
VDD = 5V
RL = 16
Ω
AV = 3dB
fIN = 10kHz
fIN = 1kHz
fIN = 20Hz
1000
100
10
1
0.1
0.01
0.001
060
80
40
20
100
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9752/53/54
toc21
OUTPUT POWER (mW)
THD+N
(%)
VDD = 5V
RL = 32
Ω
AV = 3dB
fIN = 10kHz
fIN = 1kHz
fIN = 20Hz
1000
100
10
1
0.1
0.01
0.001
030
40
50
20
10
60
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9752/53/54
toc22
OUTPUT POWER (mW)
THD+N
(%)
VDD = 3.3V
RL = 16
Ω
AV = 3dB
fIN = 10kHz
fIN = 1kHz
fIN = 20Hz
1000
100
10
0.1
1
0.01
0.001
070
80
20
30
40
50
60
10
90
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9752/53/54
toc23
OUTPUT POWER (mW)
THD+N
(%)
VDD = 3.3V
RL = 32
Ω
AV = 3dB
fIN = 10kHz
fIN = 1kHz
fIN = 20Hz
OUTPUT POWER vs. LOAD RESISTANCE
(HEADPHONE MODE)
MAX9752/53/54
toc24
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
100
20
40
60
80
100
120
140
160
180
0
10
1000
THD+N = 10%
THD+N = 1%
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相关代理商/技术参数
参数描述
MAX9752AEVKIT 功能描述:放大器 IC 开发工具 RoHS:否 制造商:International Rectifier 产品:Demonstration Boards 类型:Power Amplifiers 工具用于评估:IR4302 工作电源电压:13 V to 23 V
MAX9752BETI+ 功能描述:音频放大器 Integrated Circuits (ICs) 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
MAX9752BETI+T 功能描述:音频放大器 Integrated Circuits (ICs) 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
MAX9752CETI+ 功能描述:音频放大器 Integrated Circuits (ICs) 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
MAX9752CETI+T 功能描述:音频放大器 Integrated Circuits (ICs) 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
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