参数资料
型号: MAX4411ETP+
厂商: Maxim Integrated Products
文件页数: 17/18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)
MAX4411
80mW, Fixed-Gain, DirectDrive, Stereo
Headphone Amplifier with Shutdown
8
_______________________________________________________________________________________
Pin Description
PIN
BUMP
QFN
UCSP
NAME
FUNCTION
1
A4
C1P
Flying Capacitor Positive Terminal
2
B4
PGND
Power Ground. Connect to ground (0V).
3
C4
C1N
Flying Capacitor Negative Terminal
4, 6, 8, 12,
16, 20
N.C.
No Connection. Not internally connected.
5D4
PVSS
Charge-Pump Output
7D3
SVSS
Amplifier Negative Power Supply. Connect to PVSS.
9
D2
OUTL
Left-Channel Output
10
D1
SVDD
Amplifier Positive Power Supply. Connect to positive supply (1.8V to 3.6V).
11
C2
OUTR
Right-Channel Output
13
C1
INL
Left-Channel Audio Input
14
B1
SHDNR
Active-Low Right-Channel Shutdown. Connect to VDD for normal operation.
15
A1
INR
Right-Channel Audio Input
17
A2
SGND
Signal Ground. Connect to ground (0V).
18
B2
SHDNL
Active-Low Left-Channel Shutdown. Connect to VDD for normal operation.
19
A3
PVDD
Charge-Pump Power Supply. Powers charge-pump inverter, charge-pump logic, and
oscillator. Connect to positive supply (1.8V to 3.6V).
——
EP
Exposed Paddle. Leave unconnected. Do not connect to any voltage including
GND or VDD.
POWER-UP/DOWN WAVEFORM
MAX4411 toc41
OUT_
OUT_FFT
VDD
3V
20dB/div
10mV/div
0V
200ms/div
FFT: 25Hz/div
-100dB
RL = 32
Ω
VIN_ = GND
Typical Operating Characteristics (continued)
(C1 = C2 = 2.2F, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.)
EXITING SHUTDOWN
MAX4411 toc40
OUTR
SHDNR
2V/div
500mV/div
200
μs/div
fIN = 1kHz
RL = 32
Ω
SHDNL = GND
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MAX4411ETP+ 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
MAX4411ETP+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
MAX4411ETP-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
MAX4411EVKIT 功能描述:音频 IC 开发工具 MAX4411 Eval Kit RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
MAX4412ESA+ 功能描述:运算放大器 - 运放 Low-Cost Low-Power Ultra-Small 3V/5V 500MHz Single-Supply Op Amps with Rail-to-Rail Outputs RoHS:否 制造商:STMicroelectronics 通道数量:4 共模抑制比(最小值):63 dB 输入补偿电压:1 mV 输入偏流(最大值):10 pA 工作电源电压:2.7 V to 5.5 V 安装风格:SMD/SMT 封装 / 箱体:QFN-16 转换速度:0.89 V/us 关闭:No 输出电流:55 mA 最大工作温度:+ 125 C 封装:Reel