L4938EPD
- Mfr.Part #
- L4938EPD
- Manufacturer
- STMicroelectronics
- Package / Case
- 20-SOIC (0.433, 11.00mm Width) Exposed Pad
- Datasheet
- Download
- Description
- IC REG LINEAR POS ADJ POWERSO20
- Stock
- 3,584
- In Stock :
- 3,584
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Voltage Regulators - Linear
- Output Configuration :
- Positive
- JESD-609 Code :
- e3
- Operating Temperature :
- -40°C~150°C
- Output Voltage :
- 5V
- Package / Case :
- 20-SOIC (0.433, 11.00mm Width) Exposed Pad
- Control Features :
- Enable, Reset
- Max Power Dissipation :
- 875mW
- Number of Terminations :
- 20
- Terminal Finish :
- Matte Tin (Sn)
- Mount :
- Surface Mount
- Number of Pins :
- 20
- Voltage - Input (Max) :
- 28V
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Min Current Limit :
- 450mA
- Pin Count :
- 20
- Quiescent Current :
- 20mA
- Height Seated (Max) :
- 3.6mm
- Length :
- 15.9mm
- Base Part Number :
- L4938
- Dropout Voltage1-Nom :
- 0.6V
- Packaging :
- Tube
- Voltage Tolerance-Max :
- 4%
- Lifecycle Status :
- NRND (Last Updated: 8 months ago)
- Number of Regulators :
- 2
- Terminal Position :
- Dual
- RoHS Status :
- ROHS3 Compliant
- Output Type :
- Adjustable (Fixed)
- Width :
- 11mm
- Voltage - Output (Max) :
- 5.1V
- Min Input Voltage :
- 6V
- Dropout Voltage :
- 200mV
- Accuracy :
- 2 %
- Number of Outputs :
- 2
- Output Voltage 1 :
- 5V
- Adjustability :
- FIXED/ADJUSTABLE
- Factory Lead Time :
- 12 Weeks
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- ECCN Code :
- EAR99
- Peak Reflow Temperature (Cel) :
- 245
- Mounting Type :
- Surface Mount
- Radiation Hardening :
- No
- Voltage Dropout (Max) :
- 0.4V @ 100mA 0.6V @ 400mA
- Terminal Form :
- Gull wing
- Protection Features :
- Over Temperature
- Current - Output :
- 100mA 400mA
- Voltage - Output (Min/Fixed) :
- 4.9V 5V
- Number of Functions :
- 1
- Lead Free :
- Contains Lead
- Datasheets
- L4938EPD

Voltage Regulators - Linear STMicroelectronics L4938EPD Overview
The L4938EPD by STMicroelectronics is a highly versatile linear voltage regulator designed to deliver adjustable positive voltage outputs with superior performance. Crafted for demanding applications, this regulator maintains stability and efficiency across a wide range of operating conditions. With its robust POWERSO20 package, the L4938EPD ensures reliable operation and longevity, making it an ideal choice for developers seeking a dependable power management solution. This Voltage Regulators - Linear STMicroelectronics L4938EPD enhances system reliability with its precision voltage regulation and power efficiency, appealing to businesses looking to invest in quality components for their high-volume manufacturing needs.
L4938EPD Features
The L4938EPD offers a range of features that make it an excellent choice for sophisticated power supply systems. Key features include its ability to provide an adjustable output voltage, ensuring flexibility across different applications. Additionally, it boasts a low dropout voltage, which enhances overall power efficiency and reduces operational costs. Its thermal overload protection and short circuit protection mechanisms safeguard the device and connected components from potential damage, further enhancing its reliability and service life.
L4938EPD Applications
- Automotive Electronics: The L4938EPD is used in automotive applications to provide stable voltage to sensitive electronics such as ECUs and lighting systems, ensuring reliability and performance even under variable engine conditions.
- Industrial Control Systems: This regulator is ideal for use in industrial environments, offering precise voltage control for automation equipment and sensors, thereby enhancing system accuracy and dependability.
- Portable Devices: In portable electronics, the L4938EPD ensures extended battery life and efficiency by maintaining consistent power output, crucial for devices requiring reliable operation over long periods.
- Telecommunication Equipment: The L4938EPD supports telecommunications infrastructure by stabilizing power supplies in network hardware, crucial for maintaining uninterrupted service and connectivity.
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