with BassMax, Volume Control, and I2C

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參數資料
型號: MAX9723DEVKIT+
廠商: Maxim Integrated Products
文件頁數: 24/25頁
文件大小: 0K
描述: EVALUATION KIT FOR MAX9723
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 1
系列: DirectDrive®
放大器類型: 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 通道數量: 60mW x 2 @ 16 歐姆
電源電壓: 1.8 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
板類型: 完全填充
已用 IC / 零件: MAX9723D
已供物品:
相關產品: MAX9723DETE+T-ND - IC AMP AUDIO .06W STER AB 16TQFN
MAX9723DEBE+T-ND - IC AMP AUDIO .06W STER AB 16UCSP
MAX9723DETE+-ND - IC AMP AUDIO .06W STER AB 16TQFN
MAX9723
Stereo DirectDrive Headphone Amplifier
with BassMax, Volume Control, and I2C
8
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(VDD = SHDN = 3V, PGND = SGND = 0V, C1 = C2 = 1F, BB_ = 0V, gain = 0dB, maximum volume, BassMax disabled. Load con-
nected between OUT_ and SGND where specified. Outputs in phase, both channels loaded. TA = +25°C, unless otherwise noted.)
(See Functional Diagram/Typical Operating Circuit)
OUTPUT POWER vs. CHARGE-PUMP
CAPACITANCE AND LOAD RESISTANCE
MAX9723
toc22
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
40
30
20
40
45
50
55
60
65
70
75
35
10
50
C1 = C2 = 2.2
μF
C1 = C2 = 0.68
μF
C1 = C2 = 1
μF
VDD = 3V
fIN = 1kHz
THD+N = 1%
POWER-UP/POWER-DOWN
WAVEFORM
MAX9723 toc23
20ms/div
VDD
2V/div
VOUT
10mV/div
EXITING SHUTDOWN
MAX9723 toc24
40
μs/div
VOUT_
200mV/div
VSHDN
2V/div
ENTERING SHUTDOWN
MAX9723 toc25
20
μs/div
VOUT_
200mV/div
VSHDN
2V/div
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX9723
toc26
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
2.5
3.0
3.5
4.0
4.5
2.0
1.8
3.6
NO LOAD
INPUTS GROUNDED
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
SHUTDOWN
CURRENT
A)
1
2
3
4
5
6
7
8
0
MAX9723
toc27
SUPPLY VOLTAGE (V)
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
1.8
3.6
NO LOAD
INPUTS GROUNDED
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相關代理商/技術參數
參數描述
MAX9723DEVKIT+ 功能描述:放大器 IC 開發工具 MAX9723A/B/C/D Eval Kit RoHS:否 制造商:International Rectifier 產品:Demonstration Boards 類型:Power Amplifiers 工具用于評估:IR4302 工作電源電壓:13 V to 23 V
MAX9724AEBC+ 制造商:Maxim Integrated Products 功能描述:AUD AMP HDPH 2CH STEREO 0.045W CLS-AB 12UCSP - Rail/Tube
MAX9724AEBC+G45 制造商:Maxim Integrated Products 功能描述:60MW DIRECTDRIVE STEREO HEADPHONE - Tape and Reel
MAX9724AEBC+T 制造商:Maxim Integrated Products 功能描述:AUD AMP HDPH 2CH STEREO 0.045W CLS-AB 12UCSP - Tape and Reel
MAX9724AEBC+TG45 功能描述:音頻放大器 60mW DirectDrive Headphone Amplifier RoHS:否 制造商:STMicroelectronics 產品: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
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