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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage ReferenceREF3125AQDBZRQ1
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REF3125AQDBZRQ1 - Texas Instruments

Manufacturer Part Number
REF3125AQDBZRQ1
Manufacturer
Texas Instruments
Allelco Part Number
32D-REF3125AQDBZRQ1
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC VREF SERIES 0.2% SOT23-3
Package
SOT-23-3
Data sheet
1.REF3125AQDBZRQ1.pdf ...
RoHs Status
ROHS3 Compliant
Our certification
In stock: 18742
  • Unit Price: $1.741
  • 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+ $1.741 $1.74
10+ $1.505 $15.05
30+ $1.358 $40.74
100+ $1.207 $120.70
500+ $1.139 $569.50
1000+ $1.109 $1,109.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.
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Our certification

Specifications

REF3125AQDBZRQ1 Tech Specifications
Texas Instruments - REF3125AQDBZRQ1 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - REF3125AQDBZRQ1

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Output (Min/Fixed) 2.5V  
Voltage - Input 2.55V ~ 5.5V  
Tolerance ±0.2%  
Temperature Coefficient 20ppm/°C  
Supplier Device Package SOT-23-3  
Series Automotive, AEC-Q100  
Reference Type Series  
Package / Case TO-236-3, SC-59, SOT-23-3  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Output Type Fixed  
Operating Temperature -40°C ~ 125°C (TA)  
Noise - 10Hz to 10kHz 48µVrms  
Noise - 0.1Hz to 10Hz 33µVp-p  
Mounting Type Surface Mount  
Current - Supply 135µA  
Current - Output 10 mA  
Base Product Number REF3125  

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

REF3125AQDBZRQ1

Manufacturer

Texas Instruments

Introduction

The REF3125AQDBZRQ1 is an automotive-grade series voltage reference, offering a fixed 2.5V output with high precision and stability in a compact SOT-23-3 package.

Product Features and Performance

Series type voltage reference

Fixed output voltage at 2.5V

Output current capability of 10 mA

Low temperature coefficient of 20ppm/°C

Low noise performance: 33µVp-p from 0.1Hz to 10Hz, 48µVrms from 10Hz to 10kHz

Wide input voltage range from 2.55V to 5.5V

Low supply current of 135µA

Operational over a wide temperature range from -40°C to 125°C

Product Advantages

Compact size in SOT-23-3 packaging suitable for space-constrained applications

High precision output suitable for critical applications

Robust performance in automotive environments

Key Technical Parameters

Output Voltage: 2.5V

Output Current: 10 mA

Voltage Tolerance: ±0.2%

Temperature Coefficient: 20ppm/°C

Supply Voltage: 2.55V ~ 5.5V

Supply Current: 135µA

Quality and Safety Features

Automotive grade with AEC-Q100 qualification ensuring reliability in automotive applications

Compatibility

Compatible with surface mount technology for ease of integration into various circuit designs

Application Areas

Automotive electronics

Precision voltage regulation

Portable and battery-powered devices

Analog and digital circuits requiring stable reference voltage

Product Lifecycle

Currently active product with ongoing support and availability

No indication of nearing discontinuation, replacements, or upgrades

Several Key Reasons to Choose This Product

High accuracy and low noise enhance system reliability and performance

Wide operating temperature and input voltage range provide flexibility in usage across various environments and applications

AEC-Q100 qualification assures quality and suitability for automotive industry requirements

Compact and robust package suitable for space-sensitive and harsh environment applications

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments REF3125AQDBZRQ1

Product Attribute REF3120AQDBZRQ1 REF3130AQDBZRQ1 REF3125AIDBZR REF3125AIDBZRG4
Part Number REF3120AQDBZRQ1 REF3130AQDBZRQ1 REF3125AIDBZR REF3125AIDBZRG4
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Current - Supply - - - -
Tolerance - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Voltage - Output (Min/Fixed) - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Series - - - -
Reference Type - External, Internal External External, Internal
Output Type - Current - Unbuffered Voltage - Buffered -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Temperature Coefficient - - - -
Current - Output - - - -
Voltage - Input - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Base Product Number - DAC34H84 MAX500 ADS62P42
Noise - 0.1Hz to 10Hz - - - -
Noise - 10Hz to 10kHz - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)

REF3125AQDBZRQ1 Datasheet PDF

Download REF3125AQDBZRQ1 pdf datasheets and Texas Instruments documentation for REF3125AQDBZRQ1 - Texas Instruments.

HTML Datasheet
Cylindrical Battery Holders.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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REF3125AQDBZRQ1 Image

REF3125AQDBZRQ1

Texas Instruments
32D-REF3125AQDBZRQ1

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