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L4938ED

L4938ED

L4938ED

STMicroelectronics

Enable, Reset Adjustable (Fixed) L4938 PMIC 20 20-SOIC (0.295, 7.50mm Width)

SOT-23

L4938ED Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 20-SOIC (0.295, 7.50mm Width)
Number of Pins 20
Operating Temperature-40°C~150°C
PackagingTube
JESD-609 Code e3
Pbfree Code yes
Part StatusObsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 20
ECCN Code EAR99
Terminal Finish MATTE TIN
Max Power Dissipation875mW
Terminal Position DUAL
Terminal FormGULL WING
Number of Functions 1
Base Part Number L4938
Pin Count20
Number of Outputs 2
Voltage - Input (Max) 28V
Output Voltage 5V
Output Type Adjustable (Fixed)
Output Configuration Positive
Power Dissipation875mW
Current - Output 100mA 400mA
Quiescent Current20mA
Control Features Enable, Reset
Accuracy 2 %
Output Voltage 1 5V
Voltage - Output (Min/Fixed) 4.9V 5V
Number of Regulators2
Min Input Voltage 6V
Protection Features Over Temperature
Voltage Dropout (Max) 0.4V @ 100mA 0.6V @ 400mA
Dropout Voltage200mV
Dropout Voltage1-Nom 0.6V
Voltage Tolerance-Max 4%
Voltage - Output (Max) 5.1V
Min Current Limit 450mA
Output Voltage Accuracy 2 %
Adjustability FIXED/ADJUSTABLE
Width 7.5mm
Radiation HardeningNo
RoHS StatusROHS3 Compliant
In-Stock:3267 items

Pricing & Ordering

QuantityUnit PriceExt. Price

L4938ED Product Details

L4938ED Overview


This Voltage Regulator IC comes inTube packaging. Packaged in a 20-SOIC (0.295, 7.50mm Width) case, the battery regulator IC is protected from damage during shipment. There are 20 terminations on the gadget. The IC chip's output type is Adjustable (Fixed). This electronic component implements 2 regulators. The Linear Voltage Regulator's mounting type is Surface Mount. The IC Regulator is set to operate at -40°C~150°C degrees. This regulator's output function is configured to be Positive. Its current output stands at 100mA 400mA. There are totally 20 pins on this chip. To ensure prompt, sufficient performance, this part features 2 outputs in total. Its dropout voltage is 10 volts. The component's pin number remains 20. FYI, the basic part number for this IC regulator is L4938. It operates in the 20mA Quiescent Current state.

L4938ED Features


200mV dropout voltage


L4938ED Applications


There are a lot of STMicroelectronics
L4938ED Linear Voltage Regulators applications.


  • Home electric appliance
  • Battery-powered device
  • Communication device
  • Personal communication device
  • Portable telephone
  • Electronic notebook
  • Camera
  • Video equipment
  • CPU power supply
  • Switching regulator

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