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LME49600TS PDF预览

LME49600TS

更新时间: 2024-09-16 03:51:43
品牌 Logo 应用领域
美国国家半导体 - NSC /
页数 文件大小 规格书
20页 414K
描述
High Performance, High Fidelity, High Current Audio Buffer

LME49600TS 技术参数

是否Rohs认证: 不符合生命周期:Transferred
包装说明:TO-263, 5 PINReach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.33.00.01
风险等级:5.54标称带宽:180 kHz
商用集成电路类型:AUDIO AMPLIFIERJESD-30 代码:R-PSSO-G5
长度:10.16 mm湿度敏感等级:3
信道数量:2功能数量:1
端子数量:5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:TO-263封装形状:RECTANGULAR
封装形式:SMALL OUTLINE认证状态:Not Qualified
座面最大高度:4.8 mm最大供电电压 (Vsup):18 V
最小供电电压 (Vsup):2.25 V表面贴装:YES
温度等级:INDUSTRIAL端子形式:GULL WING
端子节距:1.7 mm端子位置:SINGLE
宽度:8.64 mmBase Number Matches:1

LME49600TS 数据手册

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January 16, 2008  
LME49600ꢀ  
High Performance, High Fidelity, High Current Audio Buffer  
General Description  
Key Specifications  
The LME49600 is a high performance, low distortion high fi-  
delity 250mA audio buffer. Designed for use inside an oper-  
ational amplifier’s feedback loop, it increases output current,  
improves capacitive load drive, and eliminates thermal feed-  
back.  
■ꢀLow THD+N  
(VOUT = 3VRMS, f = 1kHz, Figure 2)  
0.00003% (typ)  
2000V/μs (typ)  
250mA (typ)  
■ꢀSlew Rate  
■ꢀHigh Output Current  
■ꢀBandwidth  
The LME49600 offers a pin-selectable bandwidth: a low cur-  
rent, 110MHz bandwidth mode that consumes 8mA and a  
wide 180MHz bandwidth mode that consumes 14.5mA. In  
both modes the LME49600 has a nominal 2000V/μs slew  
rate. Bandwidth is easily adjusted by either leaving the BW  
pin unconnected or connecting a resistor between the BW pin  
and the VEE pin.  
BW pin floating  
110MHz (typ)  
180MHz (typ)  
BW connected to VEE  
■ꢀSupply Voltage Range  
±2.25V VS ±18V  
The LME49600 is fully protected through internal current limit  
and thermal shutdown.  
Features  
Pin-selectable bandwidth and quiescent current  
Pure fidelity. Pure performance  
Internal current limit  
Thermal shutdown  
TO–263 surface-mount package  
Applications  
Headphone amplifier output drive stage  
Line drivers  
Low power audio amplifiers  
High-current operational amplifier output stage  
ATE Pin Driver Buffer  
Functional Block Diagram  
30029805  
FIGURE 1. Functional Block Diagram  
Boomer® is a registered trademark of National Semiconductor Corporation.  
© 2008 National Semiconductor Corporation  
300298  
www.national.com  

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