参数资料
型号: MAX9703ETJ+
厂商: Maxim Integrated Products
文件页数: 14/20页
文件大小: 0K
描述: IC AMP AUDIO PWR 18W MONO 32TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 60
类型: D 类
输出类型: 1-通道(单声道)
在某负载时最大输出功率 x 通道数量: 18W x 1 @ 16 欧姆
电源电压: 10 V ~ 25 V
特点: 消除爆音,差分输入,静音,短路和热保护,关机
安装类型: 表面贴装
供应商设备封装: 32-TQFN-EP(5x5)
封装/外壳: 32-WFQFN 裸露焊盘
包装: 管件
产品目录页面: 1392 (CN2011-ZH PDF)
MAX9703/MAX9704
10W Stereo/15W Mono, Filterless,
Spread-Spectrum, Class D Amplifiers
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 15V, AGND = PGND = 0V, SHDN
≥ VIH, AV = 16dB, CSS = CIN = 0.47F, CREG = 0.01F, C1 = 100nF, C2 = 1F, FS1 = FS2
= PGND (fS = 660kHz), RL connected between OUTL+ and OUTL- and OUTR+ and OUTR-, TA = TMIN to TMAX, unless otherwise
noted. Typical values are at TA = +25°C.) (Notes 1, 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
RL = 4
Ω
10
RL = 8
Ω
15
Continuous Output Power
(MAX9703)
PCONT
THD+N = 10%, VDD =
16V, f = 1kHz, TA =
+25°C, tCONT = 15min
(Note 4)
RL = 16
Ω, VDD = 24V
18
W
RL = 4
Ω
2x5
RL = 8
Ω
2x10
Continuous Output Power
(MAX9704)
PCONT
THD+N = 10%, VDD =
16V, f = 1kHz, TA =
+25°C, tCONT = 15min
(Note 4)
RL = 16
Ω, VDD = 24V
2x16
W
Total Harmonic Distortion Plus
Noise
THD+N
fIN = 1kHz, either FFM or SSM, RL = 8
Ω,
POUT = 4W
0.07
%
FFM
94
BW = 22Hz to
22kHz
SSM
88
FFM
97
Signal-to-Noise Ratio
SNR
RL = 8
Ω, POUT =
10W, f = 1kHz
A-weighted
SSM
91
dB
Crosstalk
Left to right, right to left, 8
Ω load, fIN = 10kHz
65
dB
FS1 = L, FS2 = L
560
670
800
FS1 = L, FS2 = H
940
FS1 = H, FS2 = L
470
Oscillator Frequency
fOSC
FS1 = H, FS2 = H (spread-spectrum mode)
670
±7%
kHz
POUT = 15W, f = 1kHz, RL = 8
Ω
78
Efficiency
η
POUT = 10W, f = 1kHz, RL = 16
Ω
88
%
Regulator Output
VREG
6V
DIGITAL INPUTS (
SHDN, FS_, G_)
VIH
2.5
Input Thresholds
VIL
0.8
V
Input Leakage Current
±1A
Note 1: All devices are 100% production tested at +25°C. All temperature limits are guaranteed by design.
Note 2: Testing performed with a resistive load in series with an inductor to simulate an actual speaker load. For RL = 8
Ω, L = 68H.
For RL = 4
Ω, L = 33H.
Note 3: PSRR is specified with the amplifier inputs connected to AGND through CIN.
Note 4: The MAX9704 continuous 8
Ω and 16Ω power measurements account for thermal limitations of the 32-pin TQFN-EP package.
Continuous 4
Ω power measurements account for short-circuit protection of the MAX9703/MAX9704 devices.
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MAX9703ETJ+ 功能描述:音频放大器 10W Stereo/15W Mono Class D Amplifier 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
MAX9703ETJ+T 功能描述:音频放大器 10W Stereo/15W Mono Class D Amplifier 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
MAX9703ETJ-T 功能描述:音频放大器 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
MAX9704ETJ 功能描述:音频放大器 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
MAX9704ETJ+ 功能描述:音频放大器 10W Stereo/15W Mono Class D Amplifier 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