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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearLD39050PU33R
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LD39050PU33R - STMicroelectronics

Manufacturer Part Number
LD39050PU33R
Manufacturer
STMicroelectronics
Allelco Part Number
32D-LD39050PU33R
ECAD Model
Parts Description
IC REG LINEAR 3.3V 500MA 6DFN
Detailed Description
Package
6-VDFN Exposed Pad
Data sheet
LD39050xx.pdf
RoHs Status
ROHS3 Compliant
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In stock: 54840

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Specifications

LD39050PU33R Tech Specifications
STMicroelectronics - LD39050PU33R technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - LD39050PU33R

Product Attribute Attribute Value  
Manufacturer STMicroelectronics  
Voltage Dropout (Max) 0.4V @ 500mA  
Voltage - Output (Min/Fixed) 3.3V  
Voltage - Output (Max) -  
Voltage - Input (Max) 5.5V  
Supplier Device Package 6-DFN (3x3)  
Series -  
Protection Features Over Current, Over Temperature, Short Circuit  
Package / Case 6-VDFN Exposed Pad  
Package Tape & Reel (TR)  
PSRR 65dB ~ 62dB (1kHz ~ 10kHz)  
Product Attribute Attribute Value  
Output Type Fixed  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C  
Number of Regulators 1  
Mounting Type Surface Mount  
Current - Supply (Max) 200 µA  
Current - Quiescent (Iq) 50 µA  
Current - Output 500mA  
Control Features Enable, Power Good  
Base Product Number LD39050  

Parts Introduction

Manufacturer Part Number

LD39050PU33R

Manufacturer

STMicroelectronics

Introduction

Low Drop Out linear regulator for power management applications

Product Features and Performance

Low dropout voltage of 0.4V at 500mA load

Stable with low ESR ceramic capacitors

High PSRR of 65dB to 62dB from 1kHz to 10kHz

Low quiescent current of 50 µA

Supply current of 200 µA maximum

Product Advantages

High efficiency for power-sensitive designs

Compact 6-DFN (3x3) package to save board space

High thermal performance range

Fast transient response

Key Technical Parameters

Single regulator output

Fixed 3.3V output voltage

Maximum input voltage of 5.5V

500mA maximum output current

Operating temperature from -40°C to 125°C

Quality and Safety Features

Protection against overcurrent, overtemperature, and short circuit

Robust design suitable for industrial applications

Compatibility

Surface mount device for broad PCB compatibility

Designed to work well with low ESR ceramic capacitors

Application Areas

Consumer electronics, computing devices, networking equipment

Product Lifecycle

Active product, not nearing discontinuation

Availability of replacements or upgrades not necessary

Several Key Reasons to Choose This Product

High-reliability LDO suitable for noise-sensitive applications due to excellent PSRR

Low quiescent current ideal for battery-powered devices

Extended operating temperature range for industrial-grade reliability

Ready for automated PCB assembly as it comes in Tape & Reel packaging

Readable 'Power Good' control feature for system stability and robustness

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics LD39050PU33R

Product Attribute LD39050PU33R LD39100PU12R LD39030DTPU18R LD39030SJ33R
Part Number LD39050PU33R LD39100PU12R LD39030DTPU18R LD39030SJ33R
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Base Product Number LD39050 LD39100 LD39030 LD39030
Voltage - Output (Max) - - - -
Supplier Device Package 6-DFN (3x3) 6-DFN (3x3) 4-DFN (1x1) 4-Flipchip (0.79x0.79)
Current - Quiescent (Iq) 50 µA 50 µA 40 µA 50 µA
Current - Output 500mA 1A 300mA 300mA
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Voltage - Input (Max) 5.5V 5.5V 5.5V 5.5V
Voltage - Output (Min/Fixed) 3.3V 1.2V 1.8V 3.3V
Series - - - -
Protection Features Over Current, Over Temperature, Short Circuit Over Current, Over Temperature, Short Circuit Over Current, Over Temperature, Soft Start Over Current, Over Temperature, Soft Start
Control Features Enable, Power Good Enable, Power Good Enable Enable
Output Configuration Positive Positive Positive Positive
PSRR 65dB ~ 62dB (1kHz ~ 10kHz) 65dB ~ 62dB (1kHz ~ 10kHz) 80dB ~ 55dB (1kHz ~ 100kHz) 62dB (1kHz ~ 10kHz)
Current - Supply (Max) 200 µA 300 µA - 85 µA
Number of Regulators 1 1 1 1
Output Type Fixed Fixed Fixed Fixed
Package / Case 6-VDFN Exposed Pad 6-VDFN Exposed Pad 4-XDFN Exposed Pad 4-UFBGA, FCBGA
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C (TJ) -40°C ~ 125°C
Voltage Dropout (Max) 0.4V @ 500mA 0.4V @ 1A 0.33V @ 300mA 0.3V @ 300mA

LD39050PU33R Datasheet PDF

Download LD39050PU33R pdf datasheets and STMicroelectronics documentation for LD39050PU33R - STMicroelectronics.

PCN Packaging
2.73KHz.pdf
PCN Design/Specification
Cylindrical Battery Holders.pdf
HTML Datasheet
LD39050xx.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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LD39050PU33R Image

LD39050PU33R

STMicroelectronics
32D-LD39050PU33R

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