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L4937 PDF预览

L4937

更新时间: 2024-09-25 22:47:23
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS 稳压器电源电路
页数 文件大小 规格书
9页 69K
描述
DUAL MULTIFUNCTION VOLTAGE REGULATOR

L4937 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
Reach Compliance Code:not_compliant风险等级:5.88
可调性:FIXED标称回动电压 1:0.3 V
最大绝对输入电压:28 VJESD-30 代码:R-PZIP-T7
JESD-609代码:e0最大电网调整率:0.02%
最大负载调整率:0.05%输出次数:2
端子数量:7工作温度TJ-Max:125 °C
工作温度TJ-Min:-40 °C最大输出电流 1:0.5 A
标称输出电压 1:5 V标称输出电压 2:5 V
封装主体材料:PLASTIC/EPOXY封装代码:ZIP
封装等效代码:ZIP7,.15,.2TB封装形状:RECTANGULAR
封装形式:IN-LINE认证状态:Not Qualified
子类别:Other Regulators表面贴装:NO
技术:BIPOLAR端子面层:Tin/Lead (Sn/Pb)
端子形式:THROUGH-HOLE端子节距:1.27 mm
端子位置:ZIG-ZAG最大电压容差:7%
Base Number Matches:1

L4937 数据手册

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L4937N  
DUAL MULTIFUNCTION VOLTAGE REGULATOR  
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STANDBYOUTPUTVOLTAGEPRECISION5V  
± 2%  
OUTPUT2TRACKEDTOTHESTANDBYOUT-  
PUT  
OUTPUT  
2
DISABLE FUNCTION FOR  
STANDBY MODE  
VERY LOW QUIESCENT CURRENT, LESS  
THAN 250µA, IN STANDBY MODE  
OUTPUT CURRENTS : I01 = 50mA,I02 =500mA  
VERY LOW DROPOUT (max 0.4V/0.6V)  
OPERATINGTRANSIENT SUPPLY VOLTAGE  
UP TO 40V  
POWER-ON RESET CIRCUIT SENSING THE  
STANDBY OUTPUT VOLTAGE  
POWER-ON RESET DELAY PULSE DEFINED  
BY THE EXTERNAL CAPACITOR  
THERMALSHUTDOWN AND SHORTCIRCUIT  
PROTECTIONS  
Heptawatt  
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ORDERING NUMBER : L4937N  
DESCRIPTION  
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The L4937Nis a monolithic integrateddual voltage  
regulatorswithtwoverylowdropoutoutputsandad-  
ditional functionssuch as power-on reset and input  
voltage sense. It is designed for supplying micro-  
computer controlled systems specially in automo-  
tive applications.  
(top view)  
PIN CONNECTION  
June 2000  
1/9  

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