參數(shù)資料
型號: MAX9728AEUD+
廠商: Maxim Integrated Products
文件頁數(shù): 15/19頁
文件大?。?/td> 0K
描述: IC AMP AUDIO .06W STER 14TSSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 96
系列: DirectDrive®
類型: AB 類
輸出類型: 耳機,2-通道(立體聲)
在某負載時最大輸出功率 x 通道數(shù)量: 60mW x 2 @ 32 歐姆
電源電壓: 4.5 V ~ 5.5 V
特點: 消除爆音,短路保護和熱保護,關(guān)閉
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 14-TSSOP
封裝/外殼: 14-TSSOP(0.173",4.40mm 寬)
包裝: 管件
MAX9728A/MAX9728B
0
-120
10
100
10k
100k
POWER-SUPPLY REJECTION
RATIO vs. FREQUENCY
-100
-80
-40
-60
-20
MAX9728A/28B
toc08
FREQUENCY (Hz)
PSRR
(dB)
1k
RL = 32
Ω
VDD = 5V
0
-120
10
100
10k
100k
CROSSTALK vs. FREQUENCY
-100
-80
-40
-60
-20
MAX9728A/28B
toc09
FREQUENCY (Hz)
CROSSTALK
(dB)
1k
RIGHT TO LEFT
LEFT TO RIGHT
POUT = 15mW
RL = 16
Ω
60mW, DirectDrive, Stereo Headphone
Amplifiers with Shutdown
_______________________________________________________________________________________
5
20
40
30
60
50
70
80
0
200
300
100
50
150
250
OUTPUT POWER vs. LOAD RESISTANCE
AND CHARGE-PUMP CAPACITOR SIZE
MAX9728A/28B
toc10
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
C1 = C2 = 2.2
μF
C1 = C2 = 1
μF
C1 = C2 = 0.47
μF
VDD = 5V
fIN = 1kHz
THD+N = 1%
3.20
3.25
3.40
3.30
3.45
3.35
3.50
4.5
5.0
5.5
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX9728A/28B
toc11
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
NO LOAD INPUTS GROUND
0
3
1
7
5
9
2
6
4
8
10
4.5
5.0
5.5
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
MAX9728A/28B
toc12
SUPPLY VOLTAGE (V)
SHUTDOWN
CURRENT
(nA)
NO LOAD INPUTS GROUND
100
0
10
100
1000
OUTPUT POWER
vs. LOAD RESISTANCE
10
MAX9728A/28B
toc07
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
30
20
50
70
90
40
60
80
VDD = 5V
fIN = 1kHz
THD+N = 10%
THD+N = 1%
Typical Operating Characteristics (continued)
(VDD = 5V, PGND = SGND = 0V, SHDN = VDD, C1 = C2 = 1F, RL =
∞, gain = -1.5V/V (RIN = 20kΩ, RF = 30kΩ for the MAX9728A),
THD+N measurement bandwidth = 22Hz to 22kHz, both outputs driven in phase, TA = +25°C, unless otherwise noted.)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX9728AEUD+ 功能描述:音頻放大器 60mW DirectDrive Headphone Amplifier 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
MAX9728AEUD+T 功能描述:音頻放大器 60mW DirectDrive Headphone Amplifier 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
MAX9728AEVKIT 功能描述:放大器 IC 開發(fā)工具 MAX9728A/B Eval Kit RoHS:否 制造商:International Rectifier 產(chǎn)品:Demonstration Boards 類型:Power Amplifiers 工具用于評估:IR4302 工作電源電壓:13 V to 23 V
MAX9728BETC+ 功能描述:音頻放大器 60mW DirectDrive Headphone Amplifier 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
MAX9728BETC+T 功能描述:音頻放大器 60mW DirectDrive Headphone Amplifier 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