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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearLP3855ESX-5.0
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LP3855ESX-5.0 - Texas Instruments

Manufacturer Part Number
LP3855ESX-5.0
Manufacturer
Texas Instruments
Allelco Part Number
32D-LP3855ESX-5.0
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC REG LIN 5V 1.5A DDPAK/TO263-5
Package
DDPAK/TO-263-5
Data sheet
-
Our certification
In stock: 12510

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Specifications

LP3855ESX-5.0 Tech Specifications
Texas Instruments - LP3855ESX-5.0 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LP3855ESX-5.0

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage Dropout (Max) 0.38V @ 1.5A  
Voltage - Output (Min/Fixed) 5V  
Voltage - Output (Max) -  
Voltage - Input (Max) 7V  
Supplier Device Package DDPAK/TO-263-5  
Series -  
Protection Features Over Current, Over Temperature, Short Circuit  
Packaging Tape & Reel (TR)  
Package / Case TO-263-6, D²Pak (5 Leads + Tab), TO-263BA  
PSRR 73dB ~ 57dB (120Hz)  
Output Type Fixed  
Product Attribute Attribute Value  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C  
Number of Regulators 1  
Mounting Type Surface Mount  
Moisture Sensitivity Level (MSL) 3 (168 Hours)  
Lead Free Status / RoHS Status Contains lead / RoHS non-compliant  
Detailed Description Linear Voltage Regulator IC Positive Fixed 1 Output 5V 1.5A DDPAK/TO-263-5  
Current - Supply (Max) 10mA  
Current - Quiescent (Iq) 3mA  
Current - Output 1.5A  
Control Features Enable  
Base Part Number LP3855  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status Contains lead / RoHS non-compliant

Parts Introduction

Manufacturer Part Number

LP3855ESX-5.0

Manufacturer

Texas Instruments

Introduction

The LP3855ESX-5.0 is a high-performance, low-dropout (LDO) linear voltage regulator from Texas Instruments. It provides a fixed output voltage of 5V and can deliver up to 1.5A of continuous output current. With its low dropout voltage and high power efficiency, this regulator is well-suited for a variety of applications that require a stable and reliable power supply.

Product Features and Performance

Fixed output voltage of 5V

Output current capability of up to 1.5A

Low dropout voltage of 0.38V at 1.5A

High power efficiency, with low quiescent current of 3mA

Wide input voltage range of up to 7V

Excellent line and load regulation

PSRR of 73dB at 120Hz, decreasing to 57dB at higher frequencies

Integrated enable control feature

Integrated overcurrent, overtemperature, and short-circuit protection

Product Advantages

Efficient and reliable power regulation

Compact surface-mount package for space-saving design

Thermal management capabilities for high-current applications

Robust protection features to ensure safe and reliable operation

Key Reasons to Choose This Product

Provides a stable and reliable 5V power supply for a wide range of electronic devices

Optimized for high-efficiency, low-power applications

Compact and thermally-efficient package for space-constrained designs

Comprehensive protection features ensure safe and reliable operation

Quality and Safety Features

Designed and manufactured to high quality standards by Texas Instruments

Integrated overcurrent, overtemperature, and short-circuit protection for safe operation

Compatibility

The LP3855ESX-5.0 is a drop-in replacement for similar 5V LDO regulators in the market

Application Areas

Suitable for a wide range of applications, including consumer electronics, industrial equipment, and telecommunications systems

Product Lifecycle

["The LP3855ESX-5.0 has been discontinued and is considered an obsolete product.","Customers are advised to contact our website's sales team for information on equivalent or alternative models that may be available."]

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LP3855ESX-5.0

Product Attribute LP3855ESX-5.0/NOPB LP3855ES-5.0/NOPB LP3855ESX-1.8/NOPB LP3855ESX-2.5
Part Number LP3855ESX-5.0/NOPB LP3855ES-5.0/NOPB LP3855ESX-1.8/NOPB LP3855ESX-2.5
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Current - Output - - - -
Control Features - - - -
Voltage - Output (Max) - - - -
Moisture Sensitivity Level (MSL) - - - -
Current - Supply (Max) - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Voltage - Output (Min/Fixed) - - - -
Base Part Number - - - -
Packaging - - - -
PSRR - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Detailed Description - - - -
Voltage - Input (Max) - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Number of Regulators - - - -
Lead Free Status / RoHS Status - - - -
Series - - - -
Current - Quiescent (Iq) - - - -
Output Type - Current - Unbuffered Voltage - Buffered -
Voltage Dropout (Max) - - - -
Protection Features - - - -
Output Configuration - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)

Customer Reviews

Evaluation: 10 Articles

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

  • Kevi***.
    Mar 17, 2026

    Fast switching and stable output. Very satisfied with this IC

  • Daou***hekebkeb
    Jun 16, 2024

    I had a great experience purchasing items from Allelcoelec, I recommend

  • Uri ***al
    Jun 19, 2024

    Good comunication,
    Transpnt regarding the process and price.

  • Yaqu***l Ali
    Jun 19, 2024

    Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

  • Lea ***
    Jun 19, 2024

    Morrey was very helpful and right on top of things!
    He replied quickly to my RFQ. He was very courteous and professional.

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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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Texas Instruments

LP3855ESX-5.0

Texas Instruments
32D-LP3855ESX-5.0

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