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LD39100PU25RY The STMicroelectronics LD39100PU25RY is a linear voltage regulator with a 5.5V output and 50µA current consumption. It is supplied in a 6-DFN package.
Mfr Part #:

LD39100PU25RY

Available from 2 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics LD39100PU25RY is a linear voltage regulator with a 5.5V output and 50µA current consumption. It is supplied in a 6-DFN package.
✓ Total Stock: 6,000 pcs
$ Price Range: $0.28

LD39100PU25RY Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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
Rayichip ✓
Non-Authorised Inventory information
3,000 pcs
On Request
3000 pcs On Request 1 On Request On Request On Request 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.

LD39100PU25RY 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 Type
PSRR
Protection Features
SVHC Present
Supplier Device Package
Voltage
Voltage Dropout (Max)
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LD39100PU25RY Description

Short technical summary and product information.

The STMicroelectronics LD39100PU25RY is a linear voltage regulator designed for various electronic applications. It provides a fixed positive output voltage of 5.5V with a low quiescent current of 50µA. The device features protection against over current, over temperature, and short circuits, ensuring reliable operation.

 

With a dropout voltage of 0.4V at 1A, this regulator is suitable for power management in portable devices and other systems requiring efficient voltage regulation. The PSRR is rated between 65dB and 62dB across the 1kHz to 10kHz frequency range, indicating good noise suppression capabilities.

 

The LD39100PU25RY is available in a compact 6-DFN (3x3) surface-mount package, making it ideal for space-constrained designs. Its operating temperature range is -40°C to 125°C (TJ), and it includes Enable and Power Good control features.

LD39100PU25RY Quick Information

Product Type: Linear Voltage Regulator
Series: LD39100
Canonical Name: STMicroelectronics LD39100PU25RY Linear Voltage Regulator
Subcategory: Linear

LD39100PU25RY Compliance

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

LD39100PU25RY Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

LD39100PU25RY Features

  • Provides a fixed 5.5V output voltage.
  • Low quiescent current of 50µA.
  • Features over current protection.
  • Operates from -40°C to 125°C.
  • Surface mountable 6-DFN package.

LD39100PU25RY Applications

  • Powering microcontrollers and digital ICs.
  • Battery-powered portable devices.
  • Industrial sensor modules.
  • Automotive electronics requiring stable voltage.
  • Post-regulation for switching power supplies.

LD39100PU25RY FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage of the LD39100PU25RY?

The operating voltage is 5.5V.

What package is the LD39100PU25RY available in?

It is available in a 6-DFN (3x3mm) package with an exposed pad.

What is the operating temperature range?

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

What is the dropout voltage?

The dropout voltage is 0.4V at 1A output current.

What is the PSRR of the LD39100PU25RY?

The PSRR is 65dB at 1kHz and 62dB at 10kHz.

What protection features does the LD39100PU25RY have?

It includes over current, over temperature, and short circuit protection.

What control features are available?

It features enable and power good control.

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