L4973D3.3-013TR The STMicroelectronics L4973D3.3-013TR is a step-down voltage regulator with a current rating of 3.5A. It operates with an input voltage of 8V and offers an adjustable or fixed 3.3V output.
Mfr Part #:

L4973D3.3-013TR

Available from 3 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics L4973D3.3-013TR is a step-down voltage regulator with a current rating of 3.5A. It operates with an input voltage of 8V and offers an adjustable or fixed 3.3V output.
✓ Total Stock: 10,938 pcs
$ Price Range: $0.16

L4973D3.3-013TR Available from 3 distributors

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
9,000 pcs
9000 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
1,894 pcs
1894 pcs On Request 1 On Request On Request On Request On Request On Request
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44 pcs
44 pcs On Request 1 On Request On Request 21+ On Request On Request

L4973D3.3-013TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Type
SVHC Present
Supplier Device Package
Synchronous Rectifier
Topology
Voltage

L4973D3.3-013TR Description

Short technical summary and product information.

The STMicroelectronics L4973D3.3-013TR is a versatile DC-DC switching regulator designed for step-down applications. It provides a robust 3.5A current capability and operates with an input voltage of 8V.

 

This device features an adjustable or fixed 3.3V output configuration, making it suitable for a range of power management needs. The regulator operates within a frequency range of 100kHz to 300kHz, offering flexibility in design. It is designed as a non-synchronous buck converter.

 

Packaged in a 20-SOIC format with a surface mount type, the L4973D3.3-013TR is suitable for integration into various electronic circuits. The operating temperature range is from -40°C to 150°C (TJ), ensuring reliable performance in demanding environments.

L4973D3.3-013TR Quick Information

Product Type: Voltage Regulator
Canonical Name: STMicroelectronics L4973D3.3-013TR Voltage Regulator
Subcategory: DC DC Switching Regulator

L4973D3.3-013TR Compliance

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

L4973D3.3-013TR Estimated Pricing

Qty Low High
1+ $0.16 $0.16

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

L4973D3.3-013TR Features

  • Step-down buck voltage regulator.
  • 3.5A output current capability.
  • Adjustable or fixed 3.3V output.
  • Surface mount 20-SOIC package.
  • Wide operating temperature range.

L4973D3.3-013TR Applications

  • Power supply for electronic devices.
  • DC-DC conversion in embedded systems.
  • Voltage regulation in industrial controls.
  • Power management for portable equipment.

L4973D3.3-013TR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating for the L4973D3.3-013TR?

The listed voltage for this device is 8V.

What package is the L4973D3.3-013TR available in?

20-SOIC (0.295", 7.50mm Width), also known as 20-SO.

What is the operating temperature range?

-40°C to 150°C (junction).

What is the output current rating?

3.5A.

What switching frequency range does the L4973D3.3-013TR support?

100kHz to 300kHz.

What output configuration does this regulator have?

This is a step-down buck converter with a positive output configuration.

How many outputs does the L4973D3.3-013TR provide?

One output.

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