参数资料
型号: MAX9768BETG+T
厂商: Maxim Integrated Products
文件页数: 26/26页
文件大小: 0K
描述: IC AMP AUDIO 10W MONO D 24TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
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: 10W x 1 @ 8 欧姆
电源电压: 4.5 V ~ 14 V
特点: 消除爆音,I²C,静音,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: 24-TQFN-EP(4x4)
封装/外壳: 24-WFQFN 裸露焊盘
包装: 标准包装
其它名称: MAX9768BETG+TDKR
MAX9768
10W Mono Class D Speaker
Amplifier with Volume Control
_______________________________________________________________________________________
9
POWER-SUPPLY REJECTION RATIO (PVDD)
vs. FREQUENCY
MAX9768
toc22
FREQUENCY (Hz)
PSRR
(dB)
100k
1k
10k
100
-90
-70
-80
-60
-50
-30
-40
0
-10
-20
-100
10
PVDD = 12V
VRIPPLE = 100mVP-P
RL = 8
Ω
PWM MODE
FILTERLESS MODULATION
POWER-SUPPLY REJECTION RATIO (VDD)
vs. FREQUENCY
MAX9768
toc23
FREQUENCY (Hz)
PSRR
(dB)
100k
1k
10k
100
-90
-70
-80
-60
-50
-30
-40
0
-10
-20
-100
10
VDD = 3.3V
VRIPPLE = 100mVP-P
RL = 8
Ω
PWM MODE
FILTERLESS MODULATION
OUTPUT WAVEFORM
(FILTERLESS MODULATION)
MAX9768 toc24
1
μs/div
5V/div
OUTPUT WAVEFORM (PWM MODE)
MAX9768 toc25
1
μs/div
5V/div
OUTPUT FREQUENCY SPECTRUM
MAX9768
toc26
FREQUENCY (kHz)
20
10
515
-120
-100
-80
-40
-60
0
-20
-140
0
FFM MODE
VIN = -60dBV
f = 1kHz
RL = 8
Ω
UNWEIGHTED
OUTPUT
MAGNITUDE
(dBV)
OUTPUT FREQUENCY SPECTRUM
MAX9768
toc27
FREQUENCY (kHz)
20
10
515
-120
-100
-80
-40
-60
0
-20
-140
0
VIN = -60dBV
f = 1kHz
RL = 8
Ω
UNWEIGHTED
OUTPUT
MAGNITUDE
(dBV)
WIDEBAND OUTPUT SPECTRUM
(FIXED-FREQUENCY MODULATION MODE)
MAX9768
toc28
FREQUENCY (MHz)
1000
10
100
-90
-100
-80
-70
-30
-40
-50
-60
0
-10
-20
1
RBW = 10kHz
INPUT AC GROUNDED
FILTERLESS MODULATION
OUTPUT
AMPLITUDE
(dBV)
WIDEBAND OUTPUT SPECTRUM
(FIXED-FREQUENCY MODULATION MODE)
MAX9768
toc29
FREQUENCY (MHz)
1000
10
100
-90
-100
-80
-70
-30
-40
-50
-60
0
-10
-20
1
RBW = 10kHz
INPUT AC GROUNDED
PWM MODE
OUTPUT
AMPLITUDE
(dBV)
WIDEBAND OUTPUT SPECTRUM
(SPREAD-SPECTRUM MODULATION MODE)
MAX9768
toc30
FREQUENCY (MHz)
1000
10
100
-90
-100
-80
-70
-30
-40
-50
-60
0
-10
-20
1
OUTPUT
AMPLITUDE
(dBV)
RBW = 10kHz
INPUT AC GROUNDED
FILTERLESS MODULATION
_______________________________________________________________________________________
9
Typical Operating Characteristics (continued)
(VPVDD = 12V, VDD = 3.3V, VGND = VPGND = 0, VMUTE = 0; 0dB volume setting; all speaker load resistors connected between OUT+
and OUT-, RL = 8
Ω, unless otherwise noted. CBIAS = 2.2F, C1 = C2 = 0.1F, CIN = 0.47F, RIN = 20kΩ, RFB = 30kΩ, spread-spec-
trum modulation mode.)
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MAX9768EVKIT+ 功能描述:音频 IC 开发工具 MAX9768 Eval Kit RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
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