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参数资料
| 型号： | MAX9723CETE+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 24/25页 |
| 文件大小： | 0K |
| 描述： | IC AMP AUDIO .06W STER AB 16TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 75 |
| 系列： | DirectDrive® |
| 类型： | AB 类 |
| 输出类型： | 耳机，2-通道（立体声） |
| 在某负载时最大输出功率 x 通道数量： | 60mW x 2 @ 16 欧姆 |
| 电源电压： | 1.8 V ~ 3.6 V |
| 特点： | 低音增强模式，消除爆音，I²C，静音，短路和热保护，关机，音量控制 |
| 安装类型： | 表面贴装 |
| 供应商设备封装： | 16-TQFN-EP（4x4） |
| 封装/外壳： | 16-WQFN 裸露焊盘 |
| 包装： | 管件 |
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
(μ
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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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX9723CETE+ | 功能描述:音频放大器 Stereo DirectDrive Headphone Amplifier RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| MAX9723CETE+T | 功能描述:音频放大器 Stereo DirectDrive Headphone Amplifier RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| MAX9723CETE-T | 制造商:Maxim Integrated Products 功能描述:- Tape and Reel |
| MAX9723CEUP | 制造商:Maxim Integrated Products 功能描述:- Rail/Tube |
| MAX9723DEBE | 制造商:Maxim Integrated Products 功能描述:STEREO DIRECTDRIVE HEADPHONE AMPLIF - Rail/Tube |
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