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參數(shù)資料
| 型號： | MAX9770EUI+T |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 21/22頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC AMP AUDIO 1.2W MONO D 28TSSOP |
| 標(biāo)準(zhǔn)包裝： | 2,500 |
| 類型： | D 類 |
| 輸出類型： | 1-通道（單聲道），帶立體聲耳機(jī) |
| 在某負(fù)載時最大輸出功率 x 通道數(shù)量： | 1.2W x 1 @ 8 歐姆; 80mW x 2 @ 16 歐姆 |
| 電源電壓： | 2.5 V ~ 5.5 V |
| 特點(diǎn)： | 消除爆音，輸入多路復(fù)用器，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-TSSOP |
| 封裝/外殼： | 28-TSSOP（0.173"，4.40mm 寬） |
| 包裝： | 帶卷 (TR) |
MAX9770
1.2W, Low-EMI, Filterless, Mono Class D Amplifier
with Stereo DirectDrive Headphone Amplifiers
8
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(VDD = 3.3V, BW = 22Hz to 22kHz, GAIN1 = 1, GAIN2 = 0, spread-spectrum mode, headphone outputs in phase, unless otherwise
noted.)
100
10
1
0.1
0.01
0.001
0
50
40
20
10
30
60
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9770
toc28
OUTPUT POWER (mW)
THD+N
(%)
RL = 16
Ω
f = 1kHz
f = 10kHz
f = 20Hz
100
10
1
0.1
0.01
0.001
0
60
20
40
80
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9770
toc29
OUTPUT POWER (mW)
THD+N
(%)
f = 20Hz
RL = 32
Ω
f = 1kHz
f = 10kHz
100
90
80
70
60
50
40
30
20
10
0
10
100
1000
OUTPUT POWER
vs. LOAD RESISTANCE (HEADPHONE MODE)
MAX9770
toc30
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
VDD = 5V
f = 1kHz
THD+N = 10%
THD+N = 1%
80
70
60
50
40
30
20
10
0
10
100
1000
OUTPUT POWER
vs. LOAD RESISTANCE (HEADPHONE MODE)
MAX9770
toc31
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
f = 1kHz
THD+N = 10%
THD+N = 1%
0
30
20
10
40
50
60
70
80
90
100
2.5
3.5
3.0
4.0
4.5
5.0
5.5
OUTPUT POWER
vs. SUPPLY VOLTAGE (HEADPHONE MODE)
MAX9770
toc32
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(mW)
RL = 16
Ω
f = 1kHz
THD+N = 10%
THD+N = 1%
0
10
20
30
40
50
60
70
80
2.5
3.5
3.0
4.0
4.5
5.0
5.5
OUTPUT POWER
vs. SUPPLY VOLTAGE (HEADPHONE MODE)
MAX9770
toc33
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(mW)
RL = 32
Ω
f = 1kHz
THD+N = 10%
THD+N = 1%
0
50
100
150
200
250
300
060
30
90
120
150
POWER DISSIPATION
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9770
toc34
OUTPUT POWER (mW)
POWER
DISSIPATION
(mW)
f = 1kHz
POUT = POUTL + POUTR
RL = 16
Ω
RL = 32
Ω
100
10
1
0.1
0.01
0.001
040
80
20
60
100
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9770
toc26
OUTPUT POWER (mW)
THD+N
(%)
VDD = 5V
RL = 16
Ω
f = 1kHz
f = 20Hz
f = 10kHz
100
10
1
0.1
0.01
0.001
0
60
20
40
80
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (HEADPHONE MODE)
MAX9770
toc27
OUTPUT POWER (mW)
THD+N
(%)
f = 20Hz
VDD = 5V
RL = 32
Ω
f = 1kHz
f = 10kHz
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相關(guān)代理商/技術(shù)參數(shù) |
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| MAX9770EVKIT | 功能描述:音頻 IC 開發(fā)工具 Programmers, Development Systems RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V |
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| MAX9772EBA-T | 制造商:Maxim Integrated Products 功能描述:1.2W,LOW-EMI,FILTERLESS,MONO CLASS D AMP. W S - Tape and Reel |
| MAX9773EBP+TG45 | 功能描述:音頻放大器 Integrated Circuits (ICs) 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 |
| MAX9773ETG+ | 功能描述:音頻放大器 Integrated Circuits (ICs) 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 |
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