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LM26480SQ-AA PDF预览

LM26480SQ-AA

更新时间: 2024-11-23 04:44:39
品牌 Logo 应用领域
美国国家半导体 - NSC 稳压器
页数 文件大小 规格书
30页 2394K
描述
Externally Programmable Dual High-Current Step-Down DC/DC and Dual Linear Regulators

LM26480SQ-AA 技术参数

是否Rohs认证: 符合生命周期:Transferred
包装说明:4 X 4 MM, 0.80 MM HEIGHT, LLP-24Reach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.15其他特性:ALSO OPERATES IN PFM; ADJUSTABLE FROM 0.8V TO 2V( BUCK1);ADJUSTABLE FROM 1.0V TO 3.3V( BUCK2)
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制模式:VOLTAGE-MODE
控制技术:PULSE WIDTH MODULATION最大输入电压:5.5 V
最小输入电压:2.8 V标称输入电压:3.6 V
JESD-30 代码:S-XQCC-N24JESD-609代码:e3
长度:4 mm湿度敏感等级:1
功能数量:2端子数量:24
最高工作温度:85 °C最低工作温度:-40 °C
最大输出电流:2.4 A封装主体材料:UNSPECIFIED
封装代码:HVQCCN封装等效代码:LCC24,.16SQ,20
封装形状:SQUARE封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
峰值回流温度(摄氏度):260认证状态:Not Qualified
座面最大高度:0.8 mm子类别:Switching Regulator or Controllers
表面贴装:YES切换器配置:BUCK
最大切换频率:2400 kHz技术:CMOS
温度等级:INDUSTRIAL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 mmBase Number Matches:1

LM26480SQ-AA 数据手册

 浏览型号LM26480SQ-AA的Datasheet PDF文件第2页浏览型号LM26480SQ-AA的Datasheet PDF文件第3页浏览型号LM26480SQ-AA的Datasheet PDF文件第4页浏览型号LM26480SQ-AA的Datasheet PDF文件第5页浏览型号LM26480SQ-AA的Datasheet PDF文件第6页浏览型号LM26480SQ-AA的Datasheet PDF文件第7页 
January 15, 2008  
LM26480  
Externally Programmable Dual High-Current Step-Down  
DC/DC and Dual Linear Regulators  
Linear Regulators (LDO)  
General Description  
VOUT of 1.0V–3.5V  
The LM26480 is a multi-functional Power Management Unit,  
±3% FB voltage accuracy  
optimized for low-power digital applications. This device inte-  
300 mA output current  
grates two highly efficient 1.5A step-down DC/DC converters  
and two 300 mA linear regulators. The LM26480 is offered in  
a tiny 4 x 4 x 0.8mm LLP-24 pin package.  
25 mV (typ) dropout  
Features  
Key Specifications  
Compatible with advanced applications processors and  
FPGAs  
Step-Down DC/DC Converter (Buck)  
2 LDOs for powering Internal processor functions and I/Os  
1.5A output current  
Precision internal reference  
VOUT from:  
Thermal overload protection  
Buck1 : 0.8V–2.0V @ 1.5A  
Buck2 : 1.0V–3.3V @ 1.5A  
Current overload protection  
24-lead 4 × 4 × 0.8mm LLP package  
Up to 96% efficiency  
External Power-On-Reset function for Buck1 and Buck2  
±3% FB voltage accuracy  
Undervoltage lock-out detector to monitor input supply  
voltage  
2 MHz PWM switching frequency  
PWM - PFM automatic mode change under low loads  
Automatic soft start  
Applications  
Core digital power  
Applications processors  
Peripheral I/O power  
Typical Application Circuit  
30040401  
© 2008 National Semiconductor Corporation  
300404  
www.national.com  

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