供应链
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date1992-01-01
Lifecycle StatusObsolete (Last Updated: 2 years ago)
描述
由其分销商提供的 STMicroelectronics L4938ND 的描述。
Fixed/Adjustable Positive LDO Regulator, 2 Output, 5V2 Min, 20V2 Max, BIPolar, PDSO20
FIXED/ADJUSTABLE L4938 Tube Surface Mount voltage regulator linear 200mV 7.5mm 50mA 500mA 875mW
DUAL MULTIFUNCTION VOLTAGE REGULATOR | IC REG LINEAR POS ADJ 20SO
Standard Regulator Pos 5V5V 0.05A/0.5A 20-Pin SO
IC REG LDO 5V/ADJ 50MA/0.5A 20SO
制造商别名
STMicroelectronics 在全球拥有多个品牌，分销商可将其用作替代名称。STMicroelectronics 也可称为以下名称：
- ST MICRO
- STM
- SGS
- SGS THOMSON
- INMOS
- STMICROE
- STMICROEL
- STMICR
- ST MIC
- ST MICROELECTRONIC
- SGS THOMPSON
- SESCOSEM
- STMICROELECT
- ST8
- STMICROELECTRON
- WAFERSCALE
- SGS-ATES
- ST MICROELECTRONICS SEMI
- ST/SGS
- ST MICROELECTRO
- SGST
- THOMS
- STMICROELE
- WAFERSCALE INTEGRATION INC
- SGS-Thomson Microelectronics
- ST Microeletronics
技术规格
Physical
Case/PackageSOP
MountSurface Mount
Number of Pins20
Number of Terminals20
Technical
Accuracy2 %
Dropout Voltage400 mV
Max Input Voltage28 V
Max Junction Temperature (Tj)150 °C
Max Operating Temperature150 °C
Max Output Voltage5.1 V
Max Power Dissipation875 mW
Min Current Limit550 mA
Min Input Voltage6 V
Min Operating Temperature-40 °C
Min Output Voltage4.9 V
Number of Circuits1
Number of Outputs2
Number of Regulators2
Output Current500 mA
Output Voltage20 V
Output Voltage Accuracy2 %
PolarityPositive
Power Dissipation875 mW
Quiescent Current30 mA
Reference Voltage1.23 V
Voltage Tolerance2 %
Dimensions
Height - Seated (Max)2.65 mm
Length12.8 mm
Terminal Pitch1.27 mm
Width7.5 mm