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参数资料
型号： MAX9792AETI+T
厂商： Maxim Integrated Products
文件页数： 2/34页
文件大小： 0K
描述： IC AMP AUDIO 3.7W MONO D 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： D 类
输出类型： 1-通道（单声道），带立体声耳机
在某负载时最大输出功率 x 通道数量： 3.7W x 1 @ 3 欧姆; 180mW x 2 @ 32 欧姆
电源电压： 4.5 V ~ 5.5 V
特点： 消除爆音，LDO，短路保护和热保护，关机
安装类型： 表面贴装
供应商设备封装： 28-TQFN-EP（4x4）
封装/外壳： 28-WFQFN 裸露焊盘
包装： 带卷 (TR)
MAX9791/MAX9792
Windows Vista-Compliant Class D Speaker
Amplifiers with DirectDrive Headphone Amplifiers
10
______________________________________________________________________________________
TOTAL HARMONIC DISTORTION + NOISE
vs. FREQUENCY (HEADPHONE MODE)
MAX9791
toc17
FREQUENCY (kHz)
THD+N
(dBFS)
1
-80
-90
-70
-60
-100
0.01
100
FS = 300mVRMS
FS = 1VRMS
0.1
10
-50
RL = 16
VIN = -3dBFS
TOTAL HARMONIC DISTORTION + NOISE
vs. FREQUENCY (HEADPHONE MODE)
MAX9791
toc18
FREQUENCY (kHz)
THD+N
(dBFS)
1
-80
-90
-70
-60
-100
0.01
100
FS = 300mVRMS
FS = 1VRMS
0.1
10
-50
VHPVDD = 3V
RL = 16
VIN = -3dBFS
TOTAL HARMONIC DISTORTION + NOISE
vs. FREQUENCY (HEADPHONE MODE)
MAX9791
toc19
FREQUENCY (kHz)
THD+N
(dBFS)
1
-80
-90
-70
-60
-100
0.01
100
FS = 300mVRMS
FS = 1VRMS
0.1
10
-50
RL = 32
VIN = -3dBFS
TOTAL HARMONIC DISTORTION + NOISE
vs. FREQUENCY (HEADPHONE MODE)
MAX9791
toc20
FREQUENCY (kHz)
THD+N
(dBFS)
1
-80
-90
-70
-60
-100
0.01
100
FS = 300mVRMS
FS = 1VRMS
0.1
10
-50
VHPVDD = 3V
RL = 32
VIN = -3dBFS
TOTAL HARMONIC DISTORTION + NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9791
toc21
OUTPUT POWER (mW)
THD+N
(%)
160
0.1
0.01
1
10
0.001
0
200
f = 6kHz
f = 1kHz
f = 100Hz
120
40
80
100
RL = 16
TOTAL HARMONIC DISTORTION + NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9791
toc22
OUTPUT POWER (mW)
THD+N
(%)
0.1
0.01
1
10
0.001
050
250
f = 6kHz
f = 1kHz
f = 100Hz
200
150
100
RL = 32
TOTAL HARMONIC DISTORTION + NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9791
toc23
OUTPUT POWER (mW)
THD+N
(%)
10
0.1
0.01
1
10
0.001
050
40
90
f = 6kHz
f = 1kHz
f = 100Hz
80
70
60
30
20
100
VHPVDD = 3V
RL = 16
TOTAL HARMONIC DISTORTION + NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9791
toc24A
OUTPUT POWER (mW)
THD+N
(%)
10
0.1
0.01
1
10
0.001
050
40
70
f = 6kHz
f = 1kHz
f = 100Hz
60
30
20
100
VHPVDD = 3V
RL = 32
OUTPUT POWER vs. LOAD RESISTANCE
(HEADPHONE MODE)
MAX9791
toc25
LOAD RESISTANCE (
)
OUTPUT
POWER
(mW)
10
50
150
250
0
100
200
1100
f = 1kHz
THD+N = 10%
THD+N = 1%
Typical Operating Characteristics (continued)
(VAVDD = VPVDD = VHPVDD = 5V, VGND = VPGND = VCPGND = 0, ILDO_OUT = 0, CLDO = 2 x 1F, C1 = C2 = 1F. RL = ∞, unless oth-
erwise specified. RIN1 = 20k (AVSPKR = 12dB), RIN2 = 40.2k (AVHP = 0dB), CIN1 = 470nF, CIN2 = CCOM = 1F, measurement BW
= 20kHz AES17, TA = +25°C, unless otherwise noted. Speaker mode: SPKR_EN = 0, HP_EN = 0. Headphone mode: SPKR_EN = 1,
HP_EN = 1.)
HEADPHONE
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相关代理商/技术参数
参数描述
MAX9792AEVKIT+ 功能描述:音频放大器 Windows Vista-Compliant Class D Speaker Amplifiers with DirectDrive Headphone Amplifiers 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
MAX9792CETI+ 功能描述:音频放大器 Windows Vista Class D Speaker Amp 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
MAX9792CETI+T 功能描述:音频放大器 Windows Vista Class D Speaker Amp 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
MAX9796EBX+TG45 功能描述:音频放大器 2.3W High-Power Class D Subsystem 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
MAX9796EVKIT 制造商:Maxim Integrated Products 功能描述:2.3W HIGH-POWER CLASS D AUDIO SUBS - Rail/Tube
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