View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearLP3963ES-3.3
LP3963ES-3.3 Image
Image may be representation.
See specifications for product details.
EXPRESS OPTION
Payment method

LP3963ES-3.3 - Texas Instruments

Manufacturer Part Number
LP3963ES-3.3
Manufacturer
Texas Instruments
Allelco Part Number
32D-LP3963ES-3.3
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC REG LIN 3.3V 3A DDPAK/TO263-5
Package
DDPAK/TO-263-5
Data sheet
-
RoHs Status
ROHS3 Compliant
Our certification
In stock: 10176

Required fields are indicated by an asterisk (*)
Please send RFQ, we will respond immediately.

Quantity
EXPRESS OPTION
Payment method
Our certification

Specifications

LP3963ES-3.3 Tech Specifications
Texas Instruments - LP3963ES-3.3 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LP3963ES-3.3

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage Dropout (Max) 1.2V @ 3A  
Voltage - Output (Min/Fixed) 3.3V  
Voltage - Output (Max) -  
Voltage - Input (Max) 7V  
Supplier Device Package DDPAK/TO-263-5  
Series -  
Protection Features Over Current, Over Temperature, Short Circuit  
Package / Case TO-263-6, D²Pak (5 Leads + Tab), TO-263BA  
Package Tube  
PSRR -  
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) 15 mA  
Current - Quiescent (Iq) 9 mA  
Current - Output 3A  
Control Features Enable  
Base Product Number LP3963  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

LP3963ES-3.3

Manufacturer

Texas Instruments

Introduction

The LP3963ES-3.3 is a low dropout linear regulator (LDO) designed for powering various electronic applications, providing a stable 3.3V output from inputs up to 7V.

Product Features and Performance

Stable 3.3V output with a maximum input of 7V.

Low dropout voltage of 1.2V at 3A load.

Maximum output current of 3A.

Quiescent current of 9mA and a maximum supply current of 15mA for energy efficiency.

Built-in Enable control feature for power saving.

Overcurrent, overtemperature, and short circuit protection for safety and durability.

Supports a wide operating temperature range from -40°C to 125°C for robust performance in varied environments.

Product Advantages

High-efficiency due to low dropout performance.

Robust safety features prolong device life and ensure reliable operation.

The Enable feature allows additional power conservation.

It is versatile for a wide range of applications due to wide operating temperature.

Key Technical Parameters

Voltage Input (Max): 7V

Voltage Output (Min/Fixed): 3.3V

Voltage Dropout (Max): 1.2V @ 3A

Current Output: 3A

Current Quiescent (Iq): 9 mA

Current Supply (Max): 15 mA

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Short Circuit Protection

Wide operating temperature range for reliability under extreme conditions.

Compatibility

TO-263 (DDPAK-5) packaging ensures compatibility with surface-mount technology for easy PCB design and assembly.

Application Areas

Consumer Electronics

Automotive systems

Telecommunication equipment

Portable devices

Power management solutions

Product Lifecycle

Last Time Buy status indicates that the product is nearing discontinuation, prompting users to consider future availability or seek replacements or upgrades.

Several Key Reasons to Choose This Product

High efficiency and low dropout voltage are ideal for applications requiring a stable 3.3V.

Comprehensive protection features enhance safety and reliability.

The Enable function and low supply current offer power-saving advantages.

Wide operating temperature makes it suitable for a broad range of applications.

Last Time Buy status provides an opportunity to purchase the product before discontinuation.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LP3963ES-3.3

Product Attribute LP3963ESX-3.3 LP3963ES-3.3/NOPB LP3962ET-3.3/LB05 LP3963ESX-2.5
Part Number LP3963ESX-3.3 LP3963ES-3.3/NOPB LP3962ET-3.3/LB05 LP3963ESX-2.5
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Mounting Type - Surface Mount Through Hole Surface Mount
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Voltage - Output (Max) - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Current - Supply (Max) - - - -
Control Features - - - -
PSRR - - - -
Output Type - Current - Unbuffered Voltage - Buffered -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Protection Features - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Number of Regulators - - - -
Voltage - Input (Max) - - - -
Output Configuration - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Series - - - -
Current - Output - - - -
Current - Quiescent (Iq) - - - -
Voltage - Output (Min/Fixed) - - - -
Voltage Dropout (Max) - - - -

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.

Write a Review

Your Email address will not be published.

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

View More
LP3963ES-3.3 Image

LP3963ES-3.3

Texas Instruments
32D-LP3963ES-3.3

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

0 RFQ
Shopping cart (0 Items)
It is empty.
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB