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L4938EPD

ADVANCED VOLTAGE REGULATOR

DESCRIPTION The L4938E/ED/EPD is a monolithic integrated dual voltage regulator with two very low dropout outputs and additional functions as power-on reset and input voltage sense. It is designed for supplying the microcomputer controlled systems especially in automotiveapplications. ■ ENABLE A

STMICROELECTRONICS

意法半导体

L4938EPD

for car body applications

Description The L5958 includes 6 linear voltage regulators and a 2 A power switch, working down to 4.5 V battery level. All the voltage regulators can be switched off through the three enable pins. Features ■ L5958 six outputs: – 8.5 V @ 200 mA – 5.0 V @ 300 mA – 3.3 V @ 250 mA

STMICROELECTRONICS

意法半导体

L4938EPD

Advanced voltage regulator

Features ■ Enable and sense inputs (EN, SI) protected against negative transients down to -5 V ■ Reset threshold adjustable from 3.8 V to 4.7 V ■ Extremely low quiescent current, 65 μA (less than 90 μA) in standby mode ■ Operating DC supply voltage range 5 V - 28 V ■ Operating transient sup

STMICROELECTRONICS

意法半导体

L4938EPD

高级稳压器

The L4938ED and L4938EPD are monolithic integrated dual voltage regulators with two very low dropout outputs and additional functions such as power-on reset and input voltage sense. They are designed for supplying microcomputer controlled systems especially in automotive applications. • Output 2 voltage 5 V ± 2% with 400 mA current capability (ADJ wired to VOUT2) \n• High precision standby output voltage 5 V ± 1% with 100 mA current capability \n• Output 2 disable function for standby mode \n• Enable and sense inputs (EN, SI) protected against negative transients down to ;

STMICROELECTRONICS

意法半导体

L4938EPD

封装/外壳:20-SOIC(0.433",11.00mm 宽)裸露焊盘 包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 描述:IC REG LINEAR POS ADJ POWERSO20 集成电路(IC) 线性 + 开关稳压器

STMICROELECTRONICS

意法半导体

L4938EPD

封装/外壳:20-SOIC(0.433",11.00mm 宽)裸露焊盘 包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 描述:IC REG LINEAR POS ADJ POWERSO20 集成电路(IC) 稳压器 - 线性

STMICROELECTRONICS

意法半导体

L4938EPD

Advanced voltage regulator

文件:276.54 Kbytes Page:20 Pages

STMICROELECTRONICS

意法半导体

Advanced voltage regulator

Features ■ Enable and sense inputs (EN, SI) protected against negative transients down to -5 V ■ Reset threshold adjustable from 3.8 V to 4.7 V ■ Extremely low quiescent current, 65 μA (less than 90 μA) in standby mode ■ Operating DC supply voltage range 5 V - 28 V ■ Operating transient sup

STMICROELECTRONICS

意法半导体

ADVANCED VOLTAGE REGULATOR

DESCRIPTION The L4938E/ED/EPD is a monolithic integrated dual voltage regulator with two very low dropout outputs and additional functions as power-on reset and input voltage sense. It is designed for supplying the microcomputer controlled systems especially in automotiveapplications. ■ ENABLE A

STMICROELECTRONICS

意法半导体

DUAL MULTIFUNCTION VOLTAGE REGULATOR

DESCRIPTION The L4938N is a monolithic integrated dual voltage regulators with two very low dropout outputs and additional functions such as power-on reset and input voltage sense. They are designed for supplying microcomputer controlled systems specially in automotive applications. ■ STANDBY OU

STMICROELECTRONICS

意法半导体

Dual precision monostable multivibrator

DESCRIPTION The HEF4938B is a dual retriggerable-resettable monostable multivibrator. FEATURES • Separate reset inputs • Triggering from leading or trailing edge • ICC category: MSI

PHILIPS

飞利浦

Surge Clamping, Transient Overvoltage Suppressor Unidirectional

Description: The NTE4900 series of silicon Transient Suppressors designed to protect voltage sensitive components from high energy voltage transients. Transient over voltage suppressor devices have become very important as a consequence of their high surge capability, extremely fast response time

NTE

L4938EPD产品属性

  • 类型

    描述

  • General Description:

    Advanced voltage regulator

  • Grade:

    Automotive

  • Operating Range:

    Automotive

  • Number Of Outputs_typ:

    2

  • Regulated Output Voltage(V):

    5

  • Output Current(mA):

    400

  • Output Tolerance_typ:

    2

  • Dropout Voltage_typ(mV):

    300

  • Dropout Voltage_max(mV):

    600

  • RESET Output:

    Open-Drain Active Low

  • Enable Pin:

    true

  • Early Warning:

    true

  • Watchdog Timer:

    false

  • Watchdog Enable:

    false

  • Supply Current (Standby)_typ(µA):

    90

  • Quiescent current_typ(@ Low Load)(µA):

    65

更新时间:2026-5-18 23:00:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
STMicroelectronics
25+
N/A
20948
样件支持,可原厂排单订货!
STMicroelectronics
25+
N/A
21000
正规渠道,免费送样。支持账期,BOM一站式配齐
ST/意法半导体
25+
SOIC-20
20000
公司只有正品,实单可谈
ST/意法
25+
PowerSO-20
32360
ST/意法全新特价L4938EPD13TR即刻询购立享优惠#长期有货
ST
26+
SOP-20
890000
一级总代理商原厂原装大批量现货 一站式服务
STM
24+/25+
POWERSO-20
4800
原装正品现货库存价优
ST/意法半导体
22+
SOIC-20
6006
原装正品现货 可开增值税发票
ST(意法)
23+
NA
20094
正纳10年以上分销经验原装进口正品做服务做口碑有支持
ST
2026+
POWERSO-20
30251
进口原盘现货/600
ST/意法
2517+
PowerSO-20
8850
只做原装正品现货或订货假一赔十!

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