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L4938ED The STMicroelectronics L4938ED is a linear voltage regulator with an adjustable output and a fixed 5.1V option. It offers dual current outputs of 100mA and 400mA.
Mfr Part #:

L4938ED

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics L4938ED is a linear voltage regulator with an adjustable output and a fixed 5.1V option. It offers dual current outputs of 100mA and 400mA.
✓ Total Stock: 281 pcs
$ Price Range: $0.30

L4938ED Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Smaxon Electronics ✓
Non-Authorised Inventory information
281 pcs
On Request
281 pcs On Request 1 On Request On Request 06+ On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

L4938ED Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Control Features
Current
Lead Spacing
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Type
Protection Features
Storage Temperature
Supplier Device Package
Tape & Reel
Voltage
Voltage Dropout (Max)
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L4938ED Description

Short technical summary and product information.

The STMicroelectronics L4938ED is a versatile linear voltage regulator designed for positive voltage regulation. It features an adjustable output capability along with a fixed 5.1V option, providing flexibility for various applications. This device can supply currents of 100mA and 400mA, making it suitable for a range of power management needs.

 

The regulator operates within a wide temperature range of -40°C to 150°C and includes protection features such as over-temperature shutdown. It supports control functions like Enable and Reset, enhancing system control. The L4938ED is housed in a 20-SOIC package, designed for surface mounting.

 

Key electrical characteristics include a voltage dropout of 0.4V at 100mA and 0.6V at 400mA. With two regulators integrated, it offers efficient power management solutions for electronic designs requiring stable voltage outputs.

L4938ED Quick Information

Product Type: Linear Voltage Regulator
Canonical Name: L4938ED Voltage Regulator
Subcategory: Voltage Regulators - Linear

L4938ED Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

L4938ED Estimated Pricing

Qty Low High
1+ $0.30 $0.30

Estimated market price range - modelled values for guidance only, not live distributor offers.

L4938ED Features

  • Adjustable and fixed 5.1V output.
  • Dual current outputs: 100mA and 400mA.
  • Wide -40°C to 150°C operating temperature.
  • Surface mount 20-SOIC package.
  • Includes Enable and Reset control features.

L4938ED Applications

  • Suitable for adjustable voltage applications.
  • Ideal for dual output voltage needs.
  • Used in power management circuits.
  • Designed for surface mount assembly.

L4938ED FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the L4938ED?

The operating temperature range for the L4938ED is -40°C to 150°C.

What is the output voltage of the L4938ED?

The L4938ED has an adjustable output voltage and a fixed 5.1V option.

What are the current capabilities of the L4938ED?

The L4938ED offers current outputs of 100mA and 400mA.

What is the maximum voltage dropout for the L4938ED?

The maximum voltage dropout is 0.4V at 100mA and 0.6V at 400mA.

How many regulators are included in the L4938ED?

The L4938ED includes 2 regulators.

What package type is the L4938ED supplied in?

The L4938ED is supplied in a 20-SOIC package.

What are the control features of the L4938ED?

The L4938ED features Enable and Reset control functions.

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