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L4948 PDF预览

L4948

更新时间: 2024-09-25 22:47:23
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS 线性稳压器IC调节器电源电路输出元件局域网
页数 文件大小 规格书
9页 91K
描述
QUAD VOLTAGE REGULATOR WITH INHIBIT AND RESET

L4948 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:SFM包装说明:ZIP, ZIP11,.2,.17,67TB
针数:11Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.92Is Samacsys:N
可调性:FIXED最大回动电压 1:0.6 V
标称回动电压 1:1.6 V最大回动电压 2:0.6 V
最大绝对输入电压:27 V最大输入电压:16 V
最小输入电压:10.5 VJESD-30 代码:R-PSFM-T11
最大电网调整率:0.7%最大负载调整率:0.15%
功能数量:1输出次数:4
端子数量:11工作温度TJ-Max:150 °C
最高工作温度:85 °C最低工作温度:-40 °C
最大输出电流 1:0.3 A最大输出电流 2:0.4 A
最大输出电压 1:10.5 V最小输出电压 1:9.5 V
标称输出电压 1:10 V最大输出电压 2:8.4 V
最小输出电压 2:7.6 V标称输出电压 2:8 V
封装主体材料:PLASTIC/EPOXY封装代码:ZIP
封装等效代码:ZIP11,.2,.17,67TB封装形状:RECTANGULAR
封装形式:FLANGE MOUNT认证状态:Not Qualified
调节器类型:FIXED POSITIVE MULTIPLE OUTPUT LDO REGULATOR子类别:Other Regulators
表面贴装:NO技术:BCD
端子形式:THROUGH-HOLE端子节距:1.7 mm
端子位置:SINGLE最大电压容差:5%
Base Number Matches:1

L4948 数据手册

 浏览型号L4948的Datasheet PDF文件第2页浏览型号L4948的Datasheet PDF文件第3页浏览型号L4948的Datasheet PDF文件第4页浏览型号L4948的Datasheet PDF文件第5页浏览型号L4948的Datasheet PDF文件第6页浏览型号L4948的Datasheet PDF文件第7页 
L4948  
QUAD VOLTAGE REGULATOR WITH INHIBIT AND RESET  
MULTIPOWER BCD TECHNOLOGY  
4 OUTPUTS: 10V (300mA); 8V (400mA); 5V  
(600mA); 5V (100mA)  
ALL FOUR OUTPUTS ARE LOW DROP  
5V (100mA) ST-BY OUTPUT VOLTAGE  
EARLY WARNING OUTPUT FOR SUPPLY  
UNDERVOLTAGE (LVW)  
THERMAL SHUTDOWN AND CURRENT  
LIMITATION (FOLDBACK)  
REVERSE BATTERY AND LOAD DUMP  
PROTECTION  
INHIBIT (ON/OFF) AND RESET FUNCTIONS  
Multiwatt 11  
DESCRIPTION  
ORDERING NUMBER: L4948  
The L4948 is a quad output low drop voltage  
regulator. All four outputs are low drop: 10V at  
300mA (VO1), 8V at 400mA (VO2), 5V at 600mA  
(VO3) and a 5V st-by line at 100mA (VO4).  
cay slowly giving the P time to store data. This  
The IC includes a monitoring circuit to warn if a  
low voltage or no voltage condition is occurring.  
µ
IC is designed for supplying microcomputer con-  
trolled systems specially in automotive applica-  
tions.  
V
O1,2,3 are off during st-by mode.  
The STCAP pin allows the battery voltage to de-  
BLOCK DIAGRAM  
June 2000  
1/9  

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