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MAX98500 PDF预览

MAX98500

更新时间: 2024-02-23 17:02:33
品牌 Logo 应用领域
美信 - MAXIM 放大器
页数 文件大小 规格书
15页 1643K
描述
升压型2.2W D类扬声器放大器

MAX98500 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:BGA包装说明:2.10 X 2.10 MM, 0.50 MM PITCH, ROHS COMPLIANT, WLP-16
针数:16Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.33.00.01
风险等级:5.81Is Samacsys:N
标称带宽:22 kHz商用集成电路类型:AUDIO AMPLIFIER
JESD-30 代码:S-PBGA-B16JESD-609代码:e2
长度:2 mm湿度敏感等级:1
信道数量: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标称输出功率:2.2 W
封装主体材料:PLASTIC/EPOXY封装代码:VFBGA
封装等效代码:BGA16,4X4,20封装形状:SQUARE
封装形式:GRID ARRAY, VERY THIN PROFILE, FINE PITCH峰值回流温度(摄氏度):260
电源:3.6 V认证状态:Not Qualified
座面最大高度:0.69 mm子类别:Audio/Video Amplifiers
最大压摆率:2.7 mA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
温度等级:INDUSTRIAL端子面层:Tin/Silver/Copper/Nickel (Sn/Ag/Cu/Ni)
端子形式:BALL端子节距:0.5 mm
端子位置:BOTTOM处于峰值回流温度下的最长时间:30
宽度:2 mmBase Number Matches:1

MAX98500 数据手册

 浏览型号MAX98500的Datasheet PDF文件第2页浏览型号MAX98500的Datasheet PDF文件第3页浏览型号MAX98500的Datasheet PDF文件第4页浏览型号MAX98500的Datasheet PDF文件第5页浏览型号MAX98500的Datasheet PDF文件第6页浏览型号MAX98500的Datasheet PDF文件第7页 
19-5189; Rev 0; 5/10  
Boosted 2.2W Class D Amplifier  
with Automatic Level Control  
General Description  
Features  
The MAX98500 is a high-efficiency, Class D audio ampli-  
fier that features an integrated boost converter to deliver  
a constant output power over a wide range of battery  
supply voltages.  
S Boosted Class D Output  
S Integrated Automatic Level Control  
S Output Power  
2.2W into 8I, 10% THD+N  
1.7W into 8I, 1% THD+N  
The boost converter operates at 2MHz, requiring only a  
small (2.2FH) external inductor and capacitor.  
S Wide 2.5V to 5.5V Supply Voltage Range  
S Undervoltage Lockout Protection  
S High Total Efficiency of 87%  
The automatic level control has a battery tracking func-  
tion that reduces the output swing as the supply voltage  
drops, preventing collapse of battery voltage.  
S High Step-Up Switching Frequency (2MHz)  
S Active Emission Limiting for Low EMI  
The amplifier has differential inputs and an internal fully  
differential design. The MAX98500 also features three  
gain settings (6dB, 15.5dB, and 20dB) that are select-  
able with a logic input.  
The MAX98500 is available in a small, 0.5mm pitch  
16-bump WLP package (2.1mm x 2.1mm). It is specified  
over the extended -40NC to +85NC temperature range.  
Ordering Information  
Applications  
Cell Phones  
PART  
TEMP RANGE  
PIN-PACKAGE  
Smartphones  
MAX98500EWE+  
-40NC to +85NC  
16 WLP  
+Denotes a lead(Pb)-free/RoHS-compliant package.  
GPS Devices  
Mobile Internet Devices  
Active Speaker Accessories  
Typical Application Circuit appears at end of data sheet.  
Simplified Block Diagram  
BATTERY  
V
BAT  
LX  
B4  
A3  
V
CCOUT  
A2  
BOOST CONVERTER  
SDBST  
SDSPK  
GAIN  
D4  
C3  
B2  
MAX98500  
CONTROL  
A1 PVDD  
RKNEE B3  
B1 SPKP  
C1 SPKN  
INP D2  
INN D3  
DIFFERENTIAL  
INPUT  
OUTPUT  
STAGE  
GAIN  
C4  
A4  
BSTPGND  
D1, C2  
SPKPGND  
AGND  
_______________________________________________________________ Maxim Integrated Products  
1
For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642,  
or visit Maxim’s website at www.maxim-ic.com.  

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