參數(shù)資料
型號: MAX9791BETI+
廠商: Maxim Integrated Products
文件頁數(shù): 6/34頁
文件大小: 0K
描述: IC AMP AUDIO 2.2W STER D 28TQFN
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 75
系列: DirectDrive®
類型: D 類
輸出類型: 2-通道(立體聲)帶立體聲耳機和超低音器
在某負載時最大輸出功率 x 通道數(shù)量: 2.2W x 2 @ 4 歐姆; 180mW x 2 @ 32 歐姆
電源電壓: 4.5 V ~ 5.5 V
特點: 消除爆音,LDO,短路保護和熱保護,關機
安裝類型: 表面貼裝
供應商設備封裝: 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
14
______________________________________________________________________________________
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX9791
toc42
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
4.75
5.00
0
5
10
15
20
-5
4.50
5.50
5.25
LDO_EN = 1, VLDO = 3.3V OR 4.75V
SPKR_EN = 1
HP_EN = 0
SPKR_EN = 0
HP_EN = 1
SPKR_EN = 0
HP_EN = 0
SPKR_EN = 1
HP_EN = 1
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX9791
toc42a
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
5.0
4.5
4.0
3.5
3.0
0
5
10
15
20
-5
2.5
5.5
LDO_EN = 1
VLDO_OUT = 1.8V
SPKR_EN = 1
SPKR_EN = 0
SHUTDOWN CURRENT vs. SUPPLY VOLTAGE
MAX9791
toc43
SUPPLY VOLTAGE (V)
SHUTDOWN
CURRENT
(
A)
5.0
4.5
3.0
3.5
4.0
1
2
3
4
5
6
7
8
0
2.5
5.5
SPKR_EN = 1
HP_EN = 0
LDO_EN = 0
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.)
GENERAL
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相關代理商/技術參數(shù)
參數(shù)描述
MAX9791BETI+ 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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX9791BETI+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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX9791CETI+ 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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX9791CETI+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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel