參數(shù)資料
型號(hào): MAX9702ETI+
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 3/31頁(yè)
文件大?。?/td> 0K
描述: IC AMP AUDIO PWR 1.8W D 28TQFN
標(biāo)準(zhǔn)包裝: 60
系列: DirectDrive®
類型: D 類
輸出類型: 2-通道(立體聲)帶立體聲耳機(jī)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 1.8W x 2 @ 4 歐姆; 45mW x 2 @ 32 歐姆
電源電壓: 2.5 V ~ 5.5 V
特點(diǎn): 消除爆音,差分輸入,I²C,靜音,短路和熱保護(hù),關(guān)機(jī)
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 28-TQFN-EP(5x5)
封裝/外殼: 28-WFQFN 裸露焊盤
包裝: 管件
MAX9702
1.8W, Filterless, Stereo, Class D Audio Power
Amplifier and DirectDrive Stereo Headphone Amplifier
______________________________________________________________________________________
11
SHUTDOWN CURRENT vs. SUPPLY VOLTAGE
(SPEAKER MODE)
MAX9702
toc28
SUPPLY VOLTAGE (V)
SHUTDOWN
CURRENT
(
A)
5.0
4.5
4.0
3.5
3.0
0.05
0.10
0.15
0.20
0
2.5
5.5
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY (HEADPHONE MODE)
MAX9702
toc29
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
10
0.001
10
100k
OUTPUT POWER = 10mW
VDD = 5V
RL = 32
OUTPUT POWER = 30mW
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY (HEADPHONE MODE)
MAX9702
toc30
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
10
0.001
10
100k
OUTPUT POWER = 15mW
OUTPUT POWER = 40mW
VDD = 3.3V
RL = 16
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY (HEADPHONE MODE)
MAX9702
toc31
FREQUENCY (Hz)
THD+N
(%)
10k
1k
100
0.01
0.1
1
10
0.001
10
100k
OUTPUT POWER = 10mW
OUTPUT POWER = 30mW
VDD = 3.3V
RL = 32
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9702
toc32
OUTPUT POWER (mW)
THD+N
(%)
50
40
30
20
10
0.01
0.1
1
10
100
0.001
060
VDD = 5V
RL = 32
fIN = 1kHz
fIN = 10kHz
fIN = 20Hz
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9702
toc33
OUTPUT POWER (mW)
THD+N
(%)
50
40
30
20
10
0.01
0.1
1
10
100
0.001
060
VDD = 3.3V
RL = 16
fIN = 1kHz
fIN = 10kHz
fIN = 20Hz
Typical Operating Characteristics (continued)
(VDD = PVDD = SHDN = 3.3V, GND = PGND = 0V, SYNC = VDD (SSM), speaker gain = 12dB.)
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9702
toc34
OUTPUT POWER (mW)
THD+N
(%)
50
40
30
20
10
0.01
0.1
1
10
100
0.001
060
VDD = 3.3V
RL = 32
fIN = 1kHz
fIN = 20Hz
fIN = 10kHz
POWER DISSIPATION vs. OUTPUT POWER
(HEADPHONE MODE)
MAX9702
toc35
OUTPUT POWER (mW)
POWER
DISSIPATION
(mW)
120
90
60
30
50
100
150
200
250
300
350
0
0150
VDD = 5V
RL = 32
POUT = POUTR + POUTL
POWER DISSIPATION vs. OUTPUT POWER
(HEADPHONE MODE)
MAX9702
toc36
OUTPUT POWER (mW)
POWER
DISSIPATION
(mW)
120
90
60
30
50
75
100
125
150
175
200
0
0150
VDD = 3.3V
POUT = POUTR + POUTL
25
RL = 16
RL = 32
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX9702ETI+ 功能描述:音頻放大器 1.8W Filterless Class D Audio Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX9702ETI+T 功能描述:音頻放大器 1.8W Filterless Class D Audio Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX9702EUI+ 制造商:Maxim Integrated Products 功能描述:AUD AMP HDPH/SPKR 2CH STEREO 1.8W/0.045W CLS-AB/CLS-D 28TSSO - Rail/Tube
MAX9702EUI+T 制造商:Maxim Integrated Products 功能描述:AUD AMP HDPH/SPKR 2CH STEREO 1.8W/0.045W CLS-AB/CLS-D 28TSSO - Tape and Reel
MAX9702EVCMODU 功能描述:放大器 IC 開發(fā)工具 MAX9702/2B Eval Kit RoHS:否 制造商:International Rectifier 產(chǎn)品:Demonstration Boards 類型:Power Amplifiers 工具用于評(píng)估:IR4302 工作電源電壓:13 V to 23 V