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MAX98358ETE+ PDF预览

MAX98358ETE+

更新时间: 2024-09-18 02:52:11
品牌 Logo 应用领域
美信 - MAXIM 放大器光电二极管商用集成电路
页数 文件大小 规格书
28页 1878K
描述
PDM Input Class D Audio Power Amplifier

MAX98358ETE+ 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:ActiveReach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.33.00.01
Factory Lead Time:16 weeks风险等级:1.77
商用集成电路类型:AUDIO AMPLIFIERJESD-30 代码:S-PQCC-N16
湿度敏感等级:1功能数量:1
端子数量:16最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:QCCN封装等效代码:LCC16,.12SQ,20
封装形状:SQUARE封装形式:CHIP CARRIER
峰值回流温度(摄氏度):NOT SPECIFIED电源:5 V
认证状态:Not Qualified子类别:Audio/Video Amplifiers
最大压摆率:3 mA表面贴装:YES
温度等级:INDUSTRIAL端子形式:NO LEAD
端子节距:0.5 mm端子位置:QUAD
处于峰值回流温度下的最长时间:NOT SPECIFIED

MAX98358ETE+ 数据手册

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EVALUATION KIT AVAILABLE  
Click here for production status of specific part numbers.  
MAX98358  
PDM Input Class D Audio Power Amplifier  
General Description  
Features  
Single-Supply Operation (2.5V to 5.5V)  
The MAX98358 is a digital pulse-density modulated  
(PDM) input Class D power amplifier that provides Class  
AB audio performance with Class D efficiency. This IC  
offers five selectable gain settings (3dB, 6dB, 9dB, 12dB,  
and 15dB) set by a single gain-select input (GAIN). The IC  
can be configured to produce a left channel, right channel,  
or (left/2 + right/2) output from the stereo input data.  
● 3.2W Output Power into 4Ω at 5V  
1.8mA Quiescent Current (V  
= 3.7V)  
= 1.5W)  
DD  
OUT  
92% Efficiency (R = 8Ω, P  
L
29µV  
Output Noise (A = 6dB)  
V
RMS  
Low 0.013% THD+N at 1kHz  
The MAX98358 takes a stereo pulse density modulated  
(SPDM) input signal directly into the DAC. Data on the  
rising edge of PDM_CLK is considered left-channel data  
while data on the falling PDM_CLK edge is right channel.  
A mono sum feature is also implemented with SPDM data  
input by summing the data from both rising and falling  
clock edges.  
Supported PDM_CLK Rates of 1.84MHz–4.32MHz  
and 5.28MHz–8.64MHz  
Supports Left, Right, or Left/2 + Right/2 Outputs  
Sophisticated Edge Rate Control Enables Filterless  
Class D Outputs  
77dB PSRR at 217Hz  
Active emissions-limiting, edge-rate limiting, and over-  
shoot control circuitry greatly reduce EMI. A filterless  
spread-spectrum modulation scheme eliminates the need  
for output filtering found in traditional Class D devices and  
reduces the component count of the solution.  
Low RF Susceptibility Rejects TDMA  
Noise from GSM Radios  
Extensive Click-and-Pop Reduction Circuitry  
Robust Short-Circuit and Thermal Protection  
The IC is available in 9-pin WLP (1.345mm x 1.435mm  
x 0.64mm) and 16-pin TQFN (3mm x 3mm x 0.75mm)  
packages and is specified over the -40°C to +85°C tem-  
perature range.  
Available in Space-Saving Packages:  
1.345mm x 1.435mm WLP (0.4mm Pitch)  
3mm x 3mm TQFN  
Applications  
Notebook and Netbook Computers  
Simplified Block Diagram  
Cellular Phones  
Tablets  
Portable Media Players  
SHUTDOWN  
AND  
CHANNEL  
SELECT  
GAIN  
CONTROL  
MAX98358  
Ordering Information and Functional Diagram appears at  
end of data sheet.  
CLASS D  
OUTPUT  
STAGE  
DIGITAL  
AUDIO  
INTERFACE  
PDM  
INPUT  
DAC  
19-6786; Rev 6; 10/19  

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