參數(shù)資料
型號(hào): MAX9724BEBC+TG45
廠商: Maxim Integrated Products
文件頁數(shù): 17/19頁
文件大?。?/td> 0K
描述: IC AMP AUDIO .045W STER 12UCSP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
系列: DirectDrive®
類型: AB 類
輸出類型: 耳機(jī),2-通道(立體聲)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 45mW x 2 @ 32 歐姆
電源電壓: 2.7 V ~ 5.5 V
特點(diǎn): 消除爆音,短路保護(hù)和熱保護(hù),關(guān)閉
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 12-UCSP(3x4)
封裝/外殼: 12-WFBGA,WLCSP
包裝: 帶卷 (TR)
配用: MAX9724AEVKIT+-ND - EVALUATION KIT FOR MAX9724A/B
MAX9724DEVKIT+-ND - KIT EVAL FOR MAX9724D
其它名稱: MAX9724BEBC+T
MAX9724BEBC+T-ND
MAX9724A/MAX9724B
60mW, DirectDrive, Stereo Headphone Amplifier
with Low RF Susceptibility and Shutdown
_______________________________________________________________________________________
7
0
-120
10
100
10k
100k
CROSSTALK vs. FREQUENCY
-100
-80
-40
-60
-20
MAX9724
toc28
FREQUENCY (Hz)
CROSSTALK
(dB)
1k
RIGHT TO LEFT
LEFT TO RIGHT
POUT = 15mW
RL = 16
Ω
20
40
30
60
50
70
80
0
100
150
50
OUTPUT POWER vs. LOAD RESISTANCE AND
CHARGE-PUMP CAPACITOR SIZE (TQFN)
MAX9724
toc29
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
VDD = 5V
fIN = 1kHz
THD+N = 1%
C1 = C2 = 2.2
μF
C1 = C2 = 1
μF
C1 = C2 = 0.47
μF
0
40
30
20
10
60
50
70
80
0
100
150
50
OUTPUT POWER vs. LOAD RESISTANCE AND
CHARGE-PUMP CAPACITOR SIZE (UCSP)
MAX9724
toc30
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
VDD = 5V
fIN = 1kHz
THD+N = 1%
C1 = C2 = 2.2
μF
C1 = C2 = 1
μF
C1 = C2 = 0.47
μF
-140
-110
-130
-70
-90
-50
-120
-80
-100
-60
-40
0
5
10
15
20
OUTPUT SPECTRUM vs. FREQUENCY
MAX9724
toc31
FREQUENCY (kHz)
AMPLITUDE
(dBV)
RL = 32
Ω
VDD = 3V
fIN = 1kHz
VOUT = -60dBV
2.8
3.1
2.9
3.3
3.0
3.4
3.2
3.5
2.5
3.0
4.0
3.5
4.5
5.0
5.5
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX9724
toc32
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
NO LOAD
INPUTS
GROUND
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE (TQFN)
MAX9724
toc33
SUPPLY VOLTAGE (V)
SHUTDOWN
CURRENT
(nA)
5.0
4.5
4.0
3.5
3.0
20
40
60
80
100
120
140
0
2.5
5.5
NO LOAD INPUTS GND
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 MAX9724A),
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
MAX9724BETC 制造商:Maxim Integrated Products 功能描述:- Rail/Tube
MAX9724BETC+ 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
MAX9724BETC+G126 功能描述:音頻放大器 Low RF Susceptibility DirectDrive Stereo Headphone Amplifier with 1.8V Compatible Shutdown 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
MAX9724BETC+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
MAX9724BETC+TG126 功能描述:音頻放大器 60mW DirectDrive Stereo Headphone Amplifier with Low RF Susceptibility and Shutdown 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