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MAX9700AEUB PDF预览

MAX9700AEUB

更新时间: 2024-02-29 07:54:08
品牌 Logo 应用领域
美信 - MAXIM 消费电路商用集成电路音频放大器视频放大器光电二极管信息通信管理
页数 文件大小 规格书
19页 533K
描述
1.2W, Low-EMI, Filterless, Class D Audio Amplifier

MAX9700AEUB 技术参数

是否无铅:不含铅是否Rohs认证:符合
生命周期:Active零件包装代码:TSSOP
包装说明:TSSOP, TSSOP10,.19,20针数:10
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.33.00.01Factory Lead Time:18 weeks
风险等级:5.08Is Samacsys:N
标称带宽:22 kHz商用集成电路类型:AUDIO AMPLIFIER
增益:20 dBJESD-30 代码:S-PDSO-G10
JESD-609代码:e3长度:3 mm
湿度敏感等级:1信道数量:1
功能数量:1端子数量:10
最高工作温度:85 °C最低工作温度:-40 °C
标称输出功率:0.8 W封装主体材料:PLASTIC/EPOXY
封装代码:TSSOP封装等效代码:TSSOP10,.19,20
封装形状:SQUARE封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
峰值回流温度(摄氏度):260电源:3.3/5 V
认证状态:Not Qualified座面最大高度:1.1 mm
子类别:Audio/Video Amplifiers最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):2.5 V表面贴装:YES
技术:BICMOS温度等级:INDUSTRIAL
端子面层:Matte Tin (Sn)端子形式:GULL WING
端子节距:0.5 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:3 mm
Base Number Matches:1

MAX9700AEUB 数据手册

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1.2W, Low-EMI, Filterless,  
Class D Audio Amplifier  
t
SW  
V
IN-  
V
IN+  
OUT-  
OUT+  
t
ON(MIN)  
V
- V  
OUT-  
OUT+  
Figure 1. MAX9700 Outputs with an Input Signal Applied  
system), or allocating the spectral components of the  
switching harmonics to insensitive frequency bands.  
Applying an external TTL clock of 800kHz to 2MHz to  
SYNC synchronizes the switching frequency of the  
MAX9700. The period of the SYNC clock can be ran-  
domized, enabling the MAX9700 to be synchronized to  
another MAX9700 operating in SSM mode.  
Table 1. Operating Modes  
SYNC INPUT  
GND  
MODE  
FFM with f = 1100kHz  
S
FLOAT  
FFM with f = 1450kHz  
S
V
SSM with f = 1220kHz 120kHz  
S
DD  
Clocked  
FFM with f = external clock frequency  
S
Filterless Modulation/Common-Mode Idle  
The MAX9700 uses Maxim’s unique, patented modula-  
tion scheme that eliminates the LC filter required by  
traditional class D amplifiers, improving efficiency,  
reducing component count, and conserving board  
space and system cost. Conventional class D amplifiers  
output a 50% duty cycle square wave when no signal is  
present. With no filter, the square wave appears across  
spread over a bandwidth that increases with frequency.  
Above a few megahertz, the wideband spectrum looks  
like white noise for EMI purposes (Figure 3).  
External Clock Mode  
The SYNC input allows the MAX9700 to be synchro-  
nized to a system clock (allowing a fully synchronous  
_______________________________________________________________________________________  
9

MAX9700AEUB 替代型号

型号 品牌 替代类型 描述 数据表
MAX9700AEUB+ MAXIM

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