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LM26484SQE/NOPB PDF预览

LM26484SQE/NOPB

更新时间: 2024-01-09 10:04:34
品牌 Logo 应用领域
美国国家半导体 - NSC /
页数 文件大小 规格书
18页 1734K
描述
IC 1-CHANNEL POWER SUPPLY SUPPORT CKT, QCC24, 5 X 4 MM, 0.80 MM HEIGHT, LLP-24, Power Management Circuit

LM26484SQE/NOPB 技术参数

是否Rohs认证: 符合生命周期:Transferred
包装说明:HVQCCN, LCC24,.16X.2,20Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.13可调阈值:YES
模拟集成电路 - 其他类型:POWER SUPPLY SUPPORT CIRCUITJESD-30 代码:R-XQCC-N24
JESD-609代码:e3长度:5 mm
湿度敏感等级:1信道数量:1
功能数量:1端子数量:24
最高工作温度:125 °C最低工作温度:-40 °C
封装主体材料:UNSPECIFIED封装代码:HVQCCN
封装等效代码:LCC24,.16X.2,20封装形状:RECTANGULAR
封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE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:0.8 mm子类别:Power Management Circuits
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):3 V
标称供电电压 (Vsup):3.3 V表面贴装:YES
技术:MOS温度等级:AUTOMOTIVE
端子面层:Matte Tin (Sn)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:40宽度:4 mm
Base Number Matches:1

LM26484SQE/NOPB 数据手册

 浏览型号LM26484SQE/NOPB的Datasheet PDF文件第2页浏览型号LM26484SQE/NOPB的Datasheet PDF文件第3页浏览型号LM26484SQE/NOPB的Datasheet PDF文件第4页浏览型号LM26484SQE/NOPB的Datasheet PDF文件第5页浏览型号LM26484SQE/NOPB的Datasheet PDF文件第6页浏览型号LM26484SQE/NOPB的Datasheet PDF文件第7页 
September 23, 2009  
LM26484  
Power Management Unit  
General Description  
The LM26484 is a multi-function, configurable Power Man-  
agement Unit. This device integrates two highly efficient 2.0A  
Step-Down DC/DC converters, one LDO Controller, a POR  
(Power On Reset) circuit, and thermal overload protection  
circuitry. All regulator output voltages are externally ad-  
justable. The LDO controller is a low-voltage NMOS voltage  
regulator. The LM26484 is offered in a 5 x 4 x 0.8 mm LLP-24  
pin package.  
LINEAR REGULATOR (LDO) CONTROLLER  
3.0V–5.5V Input range  
Externally adjustable VOUT  
±1.5% feedback voltage accuracy  
Regulated to Low VIN - Low VOUT LI-LO (Low Input Low  
Output) NFET operation  
Input to the LI-LO configuration, can be post regulated  
when supply is regulated by Buck2  
Up to 1000 mA output current by selection of external FET  
Key Specifications  
Applications  
Digital Cores and I/Os (FPGAs, ASICs, DSPs)  
STEP-DOWN DC/DC CONVERTER (BUCK)  
Automotive infotainment  
3.0–5.5V Input Range  
Set-top-box  
Externally adjustable VOUT  
:
Cordless phone base station  
Buck1 : 0.8V–3.5V @ 2A  
Buck2 : 0.8V–3.5V @ 2A  
Networking router  
180° Phase Shift between Bucks Clocks  
2 MHz PWM switching frequency  
±1% feedback voltage accuracy  
Automatic soft start  
Printers  
Current overload protection  
PWM/PFM efficiency modes available  
© 2009 National Semiconductor Corporation  
300661  
www.national.com  

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