參數(shù)資料
型號(hào): MAX9789AEVKIT+
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 3/28頁(yè)
文件大?。?/td> 0K
描述: EVALUATION KIT FOR MAX9789A
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 1
系列: DirectDrive®
放大器類型: AB 類
輸出類型: 2-通道(立體聲)帶立體聲耳機(jī)和超低音器
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 2W x 2 @ 4 歐姆; 100mW x 2 @ 16 歐姆
電源電壓: 4.5 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
板類型: 完全填充
已用 IC / 零件: MAX9789A,MAX9790A
已供物品:
相關(guān)產(chǎn)品: MAX9789AETJ+T-ND - IC AMP AUDIO 2W STER AB 32TQFN
MAX9790AETJ+T-ND - IC AMP AUDIO 2W STER AB 32TQFN
MAX9790AETJ+-ND - IC AMP AUDIO 2W STER AB 32TQFN
MAX9789AETJ+-ND - IC AMP AUDIO 2W STER AB 32TQFN
MAX9789/MAX9790
Windows Vista-Compliant, Stereo Class AB Speaker
Amplifiers and DirectDrive Headphone Amplifiers
______________________________________________________________________________________
11
Typical Operating Characteristics (continued)
(VDD = PVDD = CPVDD = HPVDD = LDO_EN = +5V, VGND = VPGND = VCPGND = VLDO_SET = 0V, C1 = C2 = CBIAS = CIN = 1F. RL =
∞, unless otherwise specified, GAIN1 = 0, GAIN2 = 1 (AVSP = 10dB, AVHP = 3.5dB), measurement BW = 20kHz AES17, TA = +25°C,
unless otherwise noted. Headphone mode: SPKR_EN = 1, HP_EN = 0. Speaker mode: SPKR_EN = 0, HP_EN = 1.)
HEADPHONE SHUTDOWN WAVEFORM
MAX9789 toc39
20ms/div
HP_
HP_EN
5V/div
500mV/div
SUPPLY CURRENT vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
MAX9789
toc40
4.50
4.75
5.00
5.25
5.50
-5
0
5
10
15
20
SPKR_EN = 0
HP_EN = 0
SPKR_EN = 0
HP_EN = 1
SPKR_EN = 1
HP_EN = 0
SPKR_EN = 1
HP_EN = 1
SHUTDOWN CURRENT vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
SHUTDOWN
CURRENT
A)
MAX9789
toc41
4.50
4.75
5.00
5.25
5.50
0
0.1
0.2
0.3
SPKR_EN = 5V
HP_EN = 0
LDO_EN = 0 (MAX9789)
LDO OUTPUT VOLTAGE ACCURACY
vs. ILOAD
ILOAD (mA)
LDO
OUTPUT
VOLTAGE
ACCURACY
(%)
MAX9789
toc42
0
25
50
75
100
125
150
-2.0
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
VLDO_OUT = 4.75V
LDO OUTPUT VOLTAGE ACCURACY
vs. AMPLIFIER OUTPUT POWER
AMPLIFIER OUTPUT POWER (W)
LDO
OUTPUT
VOLTAGE
ACCURACY
(%)
MAX9789
toc43
0
0.5
1.0
1.5
2.0
2.5
3.0
-0.10
-0.05
0
0.05
0.10
VLDO_OUT = 4.75V
ILDO_OUT = 0A
LDO OUTPUT VOLTAGE ACCURACY
vs. TEMPERATURE
TEMPERATURE (
°C)
LDO
OUTPUT
VOLTAGE
ACCURACY
(%)
MAX9789
toc44
-40
-15
10
35
60
85
-2.0
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
ILDO_OUT = 1mA
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX9789AEVKIT+ 功能描述:放大器 IC 開發(fā)工具 MAX9789A/90A Eval Kit RoHS:否 制造商:International Rectifier 產(chǎn)品:Demonstration Boards 類型:Power Amplifiers 工具用于評(píng)估:IR4302 工作電源電壓:13 V to 23 V
MAX9789BETJ+ 功能描述:音頻放大器 Windows Vista Class AB 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
MAX9789BETJ+T 功能描述:音頻放大器 Windows Vista Class AB 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
MAX9789CETJ+ 功能描述:音頻放大器 Windows Vista Class AB 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
MAX9789CETJ+T 功能描述:音頻放大器 Windows Vista Class AB 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