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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsTPS54312PWPR
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TPS54312PWPR - Texas Instruments

Manufacturer Part Number
TPS54312PWPR
Manufacturer
Texas Instruments
Allelco Part Number
32D-TPS54312PWPR
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC REG BUCK 1.2V 3A 20HTSSOP
Package
20-HTSSOP
Data sheet
1.TPS54312PWPR.pdf ...

Datasheets

TPS54315PWPG4.pdf

PCN Design/Specification

Design 22/Feb/2022.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 13950

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Specifications

TPS54312PWPR Tech Specifications
Texas Instruments - TPS54312PWPR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TPS54312PWPR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Output (Min/Fixed) 1.2V  
Voltage - Output (Max) -  
Voltage - Input (Min) 3V  
Voltage - Input (Max) 6V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 20-HTSSOP  
Series SWIFT™  
Package / Case 20-PowerTSSOP (0.173", 4.40mm Width)  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Output Type Fixed  
Output Configuration Positive  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 350kHz, 550kHz  
Current - Output 3A  
Base Product Number TPS54312  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 2 (1 Year)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

TPS54312PWPR

Manufacturer

Texas Instruments

Introduction

The TPS54312PWPR is part of Texas Instruments' SWIFT™ series, designed as a highly efficient, step-down (buck) regulator.

Product Features and Performance

Integrates synchronous rectification for efficient power conversion

Supports a wide input voltage range from 3V to 6V, catering to a variety of power sources

Fixed output voltage of 1.2V with a maximum output current of 3A, suitable for low-voltage applications

Flexible switching frequency of 350kHz or 550kHz, allowing optimization between efficiency and external component size

Operating temperature range from -40°C to 85°C, ensuring reliability across various environmental conditions

Product Advantages

High efficiency due to synchronous rectification

Compact PowerTSSOP packaging saves board space

Dual switching frequency option offers design flexibility

Built-in thermal shutdown and overcurrent protection enhance safety and longevity

Key Technical Parameters

Voltage Input (Min): 3V

Voltage Input (Max): 6V

Voltage Output (Min/Fixed): 1.2V

Current Output: 3A

Frequency Switching: 350kHz, 550kHz

Operating Temperature: -40°C ~ 85°C (TA)

Quality and Safety Features

Overcurrent protection

Thermal shutdown

Under-voltage lockout

Compatibility

Compatible with a variety of capacitors and inductors, providing flexibility in design

Application Areas

Telecommunications

Networking Equipment

Portable Devices

Computing Platforms

Power Supply Modules

Product Lifecycle

Status: Active

Indication of long-term availability without immediate danger of discontinuation

Several Key Reasons to Choose This Product

Texas Instruments' reputation for reliability and performance

High efficiency and power-saving features reduce thermal footprint

Flexibility in design with adjustable switching frequency

Robust protection features ensure product longevity

Compact size suitable for high-density applications

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TPS54312PWPR

Product Attribute TPS54312QPWPREP TPS54312QPWPRQ1 TPS54312PWPRG4 TPS54312PWPG4
Part Number TPS54312QPWPREP TPS54312QPWPRQ1 TPS54312PWPRG4 TPS54312PWPG4
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Voltage - Input (Min) - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Frequency - Switching - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Synchronous Rectifier - - - -
Number of Outputs - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Series - - - -
Topology - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Output Type - Current - Unbuffered Voltage - Buffered -
Function - - - -
Voltage - Input (Max) - - - -
Voltage - Output (Max) - - - -
Current - Output - - - -
Output Configuration - - - -
Voltage - Output (Min/Fixed) - - - -

TPS54312PWPR Datasheet PDF

Download TPS54312PWPR pdf datasheets and Texas Instruments documentation for TPS54312PWPR - Texas Instruments.

Datasheets
TPS54315PWPG4.pdf
PCN Design/Specification
Design 22/Feb/2022.pdf

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

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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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TPS54312PWPR Image

TPS54312PWPR

Texas Instruments
32D-TPS54312PWPR

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