參數(shù)資料
型號(hào): MAX9792AETI+
廠商: Maxim Integrated Products
文件頁數(shù): 7/34頁
文件大小: 0K
描述: IC AMP AUDIO 3.7W MONO D 28TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 75
系列: DirectDrive®
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(shí)最大輸出功率 x 通道數(shù)量: 3.7W x 1 @ 3 歐姆; 180mW x 2 @ 32 歐姆
電源電壓: 4.5 V ~ 5.5 V
特點(diǎn): 消除爆音,LDO,短路保護(hù)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(4x4)
封裝/外殼: 28-WFQFN 裸露焊盤
包裝: 管件
MAX9791/MAX9792
Windows Vista-Compliant Class D Speaker
Amplifiers with DirectDrive Headphone Amplifiers
______________________________________________________________________________________
15
LDO OUTPUT ACCURACY
vs. LOAD CURRENT
MAX9791
toc44
LOAD CURRENT (mA)
LDO
OUTPUT
ACCURACY
(%)
125
75
-1.0
-1.5
0
0.5
1.0
-0.5
1.5
2.0
-2.0
0
150
25
100
50
LDO OUTPUT ACCURACY
vs. AMPLIFIER OUTPUT POWER
MAX9791
toc45
AMPLIFIER OUTPUT POWER (mW)
LDO
OUTPUT
ACCURACY
(%)
300
0.04
0.03
0.02
0.01
0.06
0.07
0.08
0.05
0.09
0.10
0
1500
1200
600
900
LDO OUTPUT ACCURACY
vs. TEMPERATURE
MAX9791
toc46
TEMPERATURE (
°C)
LDO
OUTPUT
ACCURACY
(%)
60
35
10
-15
-0.5
0
0.5
1.0
-1.0
-40
85
VLDO_OUT = 3.3V
VLDO_OUT = 1.8V
VLDO_OUT = 4.75V
0
100
50
200
150
250
300
0
100
150
50
200
250
300
LDO DROPOUT VOLTAGE vs. LOAD
MAX9791
toc47
ILOAD (mA)
LDO
DROPOUT
VOLTAGE
(mV)
LDO_OUT = 4.75V
LDO POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX9791
toc48
FREQUENCY (kHz)
PSRR
(dB)
10
1
0.1
-80
-60
-40
-20
0
20
40
-100
0.01
100
VRIPPLE = 200mVP-P
ILOAD = 10mA
VLDO_OUT = 3.3V
VLDO_OUT = 1.8V
VLDO_OUT = 4.75V
LDO OUTPUT NOISE
MAX9791
toc49
FREQUENCY (kHz)
LDO
OUTPUT
NOISE
(
V)
10
1
0.1
75
100
125
150
175
200
50
0.01
100
CLOAD = 2 x 1
F
ILOAD = 120mA
Typical Operating Characteristics (continued)
(VAVDD = VPVDD = VHPVDD = 5V, VGND = VPGND = VCPGND = 0, ILDO_OUT = 0, CLDO = 2 x 1F, C1 = C2 = 1F. RL = ∞, unless oth-
erwise specified. RIN1 = 20k (AVSPKR = 12dB), RIN2 = 40.2k (AVHP = 0dB), CIN1 = 470nF, CIN2 = CCOM = 1F, measurement BW
= 20kHz AES17, TA = +25°C, unless otherwise noted. Speaker mode: SPKR_EN = 0, HP_EN = 0. Headphone mode: SPKR_EN = 1,
HP_EN = 1.)
LDO
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX9792AETI+ 功能描述:音頻放大器 Windows Vista Class D Speaker 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
MAX9792AETI+T 功能描述:音頻放大器 Windows Vista Class D Speaker 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
MAX9792AEVKIT+ 功能描述:音頻放大器 Windows Vista-Compliant Class D Speaker Amplifiers with DirectDrive Headphone Amplifiers 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
MAX9792CETI+ 功能描述:音頻放大器 Windows Vista Class D Speaker 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
MAX9792CETI+T 功能描述:音頻放大器 Windows Vista Class D Speaker 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