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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsREG71055DDCRG4
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REG71055DDCRG4 - Texas Instruments

Manufacturer Part Number
REG71055DDCRG4
Manufacturer
Texas Instruments
Allelco Part Number
32D-REG71055DDCRG4
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC REG CHARGE PUMP 5.5V TSOT23-6
Package
SOT-23-THIN
Data sheet
1.REG71055DDCRG4.pdf ...

HTML Datasheet

REG710.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 10010
  • Unit Price: $0.515
  • Subtotal: $0.00

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

Quantity Unit Price Ext. Price
1+ $0.515 $0.52
200+ $0.20 $40.00
500+ $0.193 $96.50
1000+ $0.19 $190.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.
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Specifications

REG71055DDCRG4 Tech Specifications
Texas Instruments - REG71055DDCRG4 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - REG71055DDCRG4

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Output (Min/Fixed) 5.5V  
Voltage - Output (Max) -  
Voltage - Input (Min) 3V  
Voltage - Input (Max) 5.5V  
Topology Charge Pump  
Synchronous Rectifier No  
Supplier Device Package SOT-23-THIN  
Series -  
Package / Case SOT-23-6 Thin, TSOT-23-6  
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-Up/Step-Down  
Frequency - Switching 1MHz  
Current - Output 60mA  
Base Product Number REG71055  

Environmental & Export Classifications

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

Parts Introduction

Manufacturer Part Number

REG71055DDCRG4

Manufacturer

Texas Instruments

Introduction

The REG71055DDCRG4 is a highly efficient step-up/step-down DC-DC converter that provides a regulated 5.5V output voltage from a 3V to 5.5V input range. It is designed to operate in a wide range of applications, including portable electronics, wearable devices, and industrial equipment.

Product Features and Performance

Step-up/step-down DC-DC converter

Input voltage range: 3V to 5.5V

Fixed output voltage: 5.5V

Output current: up to 60mA

Switching frequency: 1MHz

High efficiency: up to 94%

No external inductor required

Thermal shutdown and overcurrent protection

Small SOT-23-6 and TSOT-23-6 package options

Product Advantages

Compact and space-saving design

Wide input voltage range for versatility

Efficient power conversion

Integrated protection features

Key Reasons to Choose This Product

Reliable and robust performance

Ideal for battery-powered and portable applications

Simplifies power supply design

Cost-effective solution

Quality and Safety Features

Thermal shutdown protection

Overcurrent protection

Robust design for reliable operation

Compatibility

The REG71055DDCRG4 is compatible with a wide range of electronic devices and systems that require a regulated 5.5V output from a 3V to 5.5V input.

Application Areas

Portable electronics

Wearable devices

Industrial equipment

IoT applications

Battery-powered devices

Product Lifecycle

The REG71055DDCRG4 has been discontinued at our website's sales team. However, there are equivalent or alternative models available from Texas Instruments that can provide similar functionality. Customers are advised to contact our website's sales team for more information on alternative options.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments REG71055DDCRG4

Product Attribute REG71055DDCTG4 REG71050DDCRG4 REG71050DDCTG4 REG71055IDDCRCT
Part Number REG71055DDCTG4 REG71050DDCRG4 REG71050DDCTG4 REG71055IDDCRCT
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Voltage - Output (Max) - - - -
Output Type - Current - Unbuffered Voltage - Buffered -
Synchronous Rectifier - - - -
Topology - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Frequency - Switching - - - -
Voltage - Input (Min) - - - -
Series - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Function - - - -
Output Configuration - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Current - Output - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Voltage - Output (Min/Fixed) - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Number of Outputs - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Voltage - Input (Max) - - - -

REG71055DDCRG4 Datasheet PDF

Download REG71055DDCRG4 pdf datasheets and Texas Instruments documentation for REG71055DDCRG4 - Texas Instruments.

HTML Datasheet
REG710.pdf

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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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REG71055DDCRG4 Image

REG71055DDCRG4

Texas Instruments
32D-REG71055DDCRG4

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

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