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| 型号： | MAX4409ETP+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 19/20页 |
| 文件大小： | 0K |
| 描述： | IC AMP AUDIO .08W STER AB 20TQFN |
| 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： | 80mW x 2 @ 16 欧姆 |
| 电源电压： | 1.8 V ~ 3.6 V |
| 特点： | 消除爆音，短路保护和热保护，关闭 |
| 安装类型： | 表面贴装 |
| 供应商设备封装： | 20-TQFN-EP（4x4） |
| 封装/外壳： | 20-WFQFN 裸露焊盘 |
| 包装： | 管件 |
| 产品目录页面： | 1390 (CN2011-ZH PDF) |
MAX4409
80mW, DirectDrive, Stereo Headphone
Amplifier with Common-Mode Sense
8
_______________________________________________________________________________________
Pin Description
PIN
NAME
FUNCTION
18
COM
Common-Mode Voltage Sense Input
19
PVDD
Charge-Pump Power Supply. Powers charge-pump inverter, charge-pump logic, and oscillator.
1
C1P
Flying Capacitor Positive Terminal
2
PGND
Power Ground. Connect to SGND.
3
C1N
Flying Capacitor Negative Terminal
5PVSS
Charge-Pump Output
7SVSS
Amplifier Negative Power Supply. Connect to PVSS.
9
OUTL
Left-Channel Output
10
SVDD
Amplifier Positive Power Supply. Connect to PVDD.
13
INL
Left-Channel Audio Input
11
OUTR
Right-Channel Output
14
SHDN
Active-Low Shutdown. Connect to VDD for normal operation.
15
INR
Right-Channel Audio Input
17
SGND
Signal Ground. Connect to PGND.
4, 6, 8, 12,
16, 20
N.C.
No Connection. Not internally connected.
—
EP
Exposed Pad. Leave unconnected. Do not connect to VDD or GND.
Typical Operating Characteristics (continued)
(C1 = C2 = 2.2F, RIN = RF = R1 = R2 = 10k
Ω, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX4409
toc40
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
2.7
1.8
0.9
2
4
6
8
10
0
3.6
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX4409
toc41
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(μ
A)
2.7
1.8
0.9
2
4
6
8
10
0
03.6
SHDN = GND
POWER-UP/DOWN WAVEFORM
MAX4409 toc42
OUT_
OUT_FFT
VDD
3V
20dB/div
10mV/div
0V
200ms/div
FFT: 25Hz/div
-100dB
RL = 32
Ω, VIN_ = GND
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX4409ETP+ | 功能描述:音频放大器 80mW DirectDrive Stereo Headphone Amp 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 |
| MAX4409ETP+T | 功能描述:音频放大器 80mW DirectDrive Stereo Headphone Amp 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 |
| MAX4409ETP-T | 功能描述:音频放大器 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 |
| MAX4409EUD | 制造商:Maxim Integrated Products 功能描述:80MW, DIRECTDRIVE, STEREO HEADPHONE AMPLIFIER - Bulk |
| MAX4409EUD+ | 制造商:Maxim Integrated Products 功能描述:AUD AMP HDPH 2CH STEREO 0.08W CLS-AB 14TSSOP - Rail/Tube |
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