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LD39115J33R The STMicroelectronics LD39115J33R is a linear voltage regulator providing a fixed 3.3V output at up to 150mA. It features a low dropout voltage and operates over a wide temperature range.
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LD39115J33R

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics LD39115J33R is a linear voltage regulator providing a fixed 3.3V output at up to 150mA. It features a low dropout voltage and operates over a wide temperature range.
✓ Total Stock: 65,000 pcs
$ Price Range: $0.28

LD39115J33R Available from 1 distributor

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LD39115J33R Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Control Features
Current
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Current
Output Type
PSRR
Protection Features
Supplier Device Package
Voltage
Voltage Dropout (Max)
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LD39115J33R Description

Short technical summary and product information.

The LD39115J33R from STMicroelectronics is a linear voltage regulator designed for efficient power management. It delivers a stable 3.3V output voltage with a maximum output current of 150mA. The device boasts a low voltage dropout of 0.11V at 100mA, making it suitable for battery-powered applications where power efficiency is critical.

 

This regulator operates within a temperature range of -40°C to 125°C, ensuring reliable performance in various environmental conditions. It features enable control and protection against over-current and over-temperature faults. The device is supplied in a compact 4-UFBGA, FCBGA package suitable for surface mounting.

 

Key electrical characteristics include a quiescent current of 50 µA and a supply current of up to 70 µA. The PSRR rating of 74dB to 67dB across the 1kHz to 10kHz frequency range indicates good noise suppression capabilities. The maximum input voltage is 5.5V.

 

This component is ideal for applications requiring a reliable and efficient voltage regulation solution in a small form factor. Its robust operating temperature range and protection features contribute to its suitability for demanding electronic designs.

LD39115J33R Quick Information

Product Type: Voltage Regulator - Linear
Series: LD39115J
Canonical Name: LD39115J33R Voltage Regulator - Linear
Subcategory: Linear

LD39115J33R Compliance

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

LD39115J33R Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

LD39115J33R Features

  • Fixed 3.3V output voltage.
  • 150mA maximum output current.
  • Low 0.11V dropout voltage.
  • Wide -40°C to 125°C operating temperature.
  • Compact 4-UFBGA, FCBGA package.

LD39115J33R Applications

  • Provides stable power for sensitive electronics.
  • Suitable for battery-powered devices.
  • Ideal for space-constrained designs.
  • Used in portable electronic equipment.
  • Enables efficient voltage regulation.

LD39115J33R FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LD39115J33R?

The LD39115J33R provides a fixed output voltage of 3.3V.

What is the maximum input voltage for this regulator?

The maximum input voltage is 5.5V.

What is the output current capability?

The LD39115J33R can deliver up to 150mA output current.

What is the quiescent current consumption?

Typical quiescent current is 50µA, with a maximum supply current of 70µA.

What is the dropout voltage of this LDO?

Maximum dropout voltage is 0.11V at 100mA load.

What is the operating temperature range?

The LD39115J33R operates from -40°C to 125°C.

What package options are available?

The device is available in 4-UFBGA and FCBGA packages for surface mount, supplied in Tape & Reel or Cut Tape.

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