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LD39100PU33RY The STMicroelectronics LD39100PU33RY is a linear voltage regulator with a fixed 3.3V output and a 1A current capability. It is designed for surface mount applications in a 6-DFN package.
Mfr Part #:

LD39100PU33RY

Available from 4 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics LD39100PU33RY is a linear voltage regulator with a fixed 3.3V output and a 1A current capability. It is designed for surface mount applications in a 6-DFN package.
✓ Total Stock: 20,792 pcs
$ Price Range: $0.28

LD39100PU33RY Available from 4 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Components Technology Group, Inc. ✓
Non-Authorised Inventory information
8,482 pcs
On Request
8482 pcs On Request 1 On Request On Request On Request On Request On Request
Risen Electronics ✓
Non-Authorised Inventory information
8,000 pcs
On Request
8000 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16
Fe Components ✓
Non-Authorised Inventory information
3,000 pcs
On Request
3000 pcs On Request 1 On Request On Request On Request On Request On Request
Optech Co.,Limited ✓
Non-Authorised Inventory information
1,310 pcs
On Request
1310 pcs On Request 1 On Request On Request 21+ 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.

LD39100PU33RY 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
Output Voltage
PSRR
Protection Features
Quiescent Current
Supplier Device Package
Voltage
Voltage Dropout (Max)
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LD39100PU33RY Description

Short technical summary and product information.

The STMicroelectronics LD39100PU33RY is a linear voltage regulator designed for power management applications. It provides a stable, fixed output voltage of 3.3V and can deliver up to 1A of current. The device operates with a maximum input voltage of 5.5V and features low quiescent current of 50 µA.

 

This regulator is suitable for applications requiring a compact and efficient power solution. It comes in a 6-DFN exposed pad package, designed for surface mount installation. The operating temperature range is -40°C to 125°C (TJ), making it robust for various environmental conditions. Protection features include over current, over temperature, and short circuit protection.

 

The LD39100PU33RY is part of the Automotive, AEC-Q100 series, indicating its suitability for automotive applications. Control features include Enable and Power Good signals, facilitating system integration and monitoring. The PSRR is rated between 65dB and 62dB across the 1kHz to 10kHz frequency range.

LD39100PU33RY Quick Information

Product Type: Voltage Regulator - Linear
Series: Automotive, AEC-Q100
Canonical Name: STMicroelectronics LD39100PU33RY Linear Voltage Regulator
Subcategory: Linear

LD39100PU33RY Compliance

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

LD39100PU33RY Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

LD39100PU33RY Features

  • Fixed 3.3V output voltage.
  • 1A maximum output current.
  • Low 50 µA quiescent current.
  • Surface mount 6-DFN exposed pad package.
  • Automotive AEC-Q100 qualified.

LD39100PU33RY Applications

  • Powering sensitive electronic circuits.
  • Automotive electronic control units.
  • Point-of-load voltage regulation.
  • Low power battery operated devices.

LD39100PU33RY FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LD39100PU33RY?

The LD39100PU33RY has a fixed output voltage of 3.3V.

What is the maximum output current for this voltage regulator?

The maximum output current for the LD39100PU33RY is 1A.

What is the maximum input voltage for the LD39100PU33RY?

The maximum input voltage for this device is 5.5V.

What is the operating temperature range?

The operating temperature range is -40°C to 125°C (TJ).

What type of package is the LD39100PU33RY in?

It is supplied in a 6-DFN exposed pad package.

What protection features are included?

Protection features include Over Current, Over Temperature, and Short Circuit.

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