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L7983PU33R The STMicroelectronics L7983PU33R is a synchronous step-down voltage regulator. It features a fixed 3.5V output and can supply up to 300mA of current.
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L7983PU33R

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics L7983PU33R is a synchronous step-down voltage regulator. It features a fixed 3.5V output and can supply up to 300mA of current.
✓ Total Stock: 12,000 pcs
$ Price Range: $0.16

L7983PU33R Available from 1 distributor

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12,000 pcs
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L7983PU33R 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
Supplier Device Package
Synchronous Rectifier
Topology
Voltage
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L7983PU33R Description

Short technical summary and product information.

The STMicroelectronics L7983PU33R is a synchronous buck converter designed for efficient voltage regulation. This device operates as a step-down regulator, providing a fixed positive output voltage of 3.5V.

 

Key electrical specifications include a maximum output current of 300mA and an adjustable switching frequency ranging from 200kHz to 2.2MHz. The operating temperature range is from -40°C to 150°C (TJ).

 

Packaged in a compact 10-DFN (3x3) surface-mount configuration, the L7983PU33R is suitable for space-constrained applications. Its synchronous rectification design enhances efficiency, making it a good choice for various power management needs.

L7983PU33R Quick Information

Product Type: Voltage Regulator
Series: L7983
Canonical Name: STMicroelectronics L7983PU33R Step-Down Voltage Regulator
Subcategory: DC-DC Switching Regulators

L7983PU33R Compliance

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

L7983PU33R Estimated Pricing

Qty Low High
1+ $0.16 $0.16

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

L7983PU33R Features

  • Synchronous step-down voltage regulator.
  • Fixed 3.5V positive output.
  • Maximum output current of 300mA.
  • Wide 200kHz to 2.2MHz frequency range.
  • Operates from -40°C to 150°C.

L7983PU33R Applications

  • Point-of-load regulation for industrial control systems.
  • Power supply for automotive sensor modules.
  • Bias supply for microcontrollers and FPGAs.
  • Distributed power architectures in 48V systems.
  • Battery-powered equipment requiring high efficiency.

L7983PU33R FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage of the L7983PU33R?

The L7983PU33R has a fixed output voltage of 3.5V.

What is the maximum output current of this regulator?

The maximum output current is 300mA.

What package is the L7983PU33R available in?

It is available in a 10-DFN (3x3mm) surface-mount package with an exposed pad.

What is the operating temperature range of the L7983PU33R?

The operating junction temperature range is -40°C to 150°C.

Does the L7983PU33R include a synchronous rectifier?

Yes, it includes an integrated synchronous rectifier.

What is the switching frequency range of this device?

The switching frequency is adjustable from 200kHz to 2.2MHz.

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