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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage ReferenceREF3112AIDBZTG4
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REF3112AIDBZTG4 - Texas Instruments

Manufacturer Part Number
REF3112AIDBZTG4
Manufacturer
Texas Instruments
Allelco Part Number
32D-REF3112AIDBZTG4
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC VREF SERIES 0.2% SOT23-3
Package
SOT-23-3
Data sheet
1.REF3112AIDBZTG4.pdf ...

PCN Assembly/Origin

REF3yyy 13/Nov/2019.pdf

PCN Design/Specification

Wire Chg 19/Mar/2016.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 11630

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Specifications

REF3112AIDBZTG4 Tech Specifications
Texas Instruments - REF3112AIDBZTG4 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - REF3112AIDBZTG4

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Output (Min/Fixed) 1.25V  
Voltage - Input 1.8V ~ 5.5V  
Tolerance ±0.2%  
Temperature Coefficient 20ppm/°C  
Supplier Device Package SOT-23-3  
Series -  
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 24µVrms  
Noise - 0.1Hz to 10Hz 17µVp-p  
Mounting Type Surface Mount  
Current - Supply 135µA  
Current - Output 10 mA  
Base Product Number REF3112  

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

REF3112AIDBZTG4

Manufacturer

Texas Instruments

Introduction

The REF3112AIDBZTG4 is a high-precision, low-noise, low-power voltage reference IC from Texas Instruments. It provides a fixed 1.25V reference voltage with excellent stability and low temperature coefficient, making it suitable for a wide range of applications that require a reliable and accurate reference voltage.

Product Features and Performance

Fixed 1.25V reference voltage

Tight ±0.2% voltage tolerance

Low temperature coefficient of 20ppm/°C

Low noise: 17µVp-p (0.1Hz to 10Hz), 24µVrms (10Hz to 10kHz)

Low supply current of 135µA

Wide operating temperature range of -40°C to 125°C

Small, space-saving SOT-23-3 package

Product Advantages

Excellent voltage accuracy and stability

Extremely low noise for sensitive analog circuits

Ultra-low power consumption

Compact and easy to integrate into designs

Key Reasons to Choose This Product

Reliable and precise reference voltage for critical analog and mixed-signal applications

Ideal for portable and battery-powered devices that require low power consumption

Compact package allows for space-efficient board designs

Proven performance and quality from a trusted manufacturer, Texas Instruments

Quality and Safety Features

Robust design for reliable operation

Compliance with relevant safety and environmental standards

Backed by Texas Instruments' reputation for quality and innovation

Compatibility

The REF3112AIDBZTG4 is compatible with a wide range of electronic devices and systems that require a stable and accurate reference voltage, including:

Analog-to-digital converters (ADCs)

Digital-to-analog converters (DACs)

Operational amplifiers

Precision measurement and control circuits

Application Areas

Industrial and medical equipment

Portable electronics and wearable devices

Automotive and transportation systems

Test and measurement instruments

Telecommunications and networking equipment

Product Lifecycle

The REF3112AIDBZTG4 is an obsolete product, meaning it has been discontinued by the manufacturer, Texas Instruments. However, there are several equivalent or alternative models available that can be used as replacements:

REF3112AIDBZR

REF3112AIDBZT

REF3120AIDBZT

REF3125AIDBZT

If you require further assistance or information on these alternative models, please contact our sales team through our website.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments REF3112AIDBZTG4

Product Attribute REF3120AIDBZTG4 REF3112AIDBZRG4 REF3120AIDBZRG4 REF3112AIDBZT
Part Number REF3120AIDBZTG4 REF3112AIDBZRG4 REF3120AIDBZRG4 REF3112AIDBZT
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Current - Output - - - -
Tolerance - - - -
Reference Type - External, Internal External External, Internal
Noise - 0.1Hz to 10Hz - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Noise - 10Hz to 10kHz - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Output Type - Current - Unbuffered Voltage - Buffered -
Voltage - Output (Min/Fixed) - - - -
Series - - - -
Temperature Coefficient - - - -
Voltage - Input - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Current - Supply - - - -

REF3112AIDBZTG4 Datasheet PDF

Download REF3112AIDBZTG4 pdf datasheets and Texas Instruments documentation for REF3112AIDBZTG4 - Texas Instruments.

HTML Datasheet
REF3112/20/25/30/33/40.pdf
PCN Assembly/Origin
REF3yyy 13/Nov/2019.pdf
PCN Design/Specification
Wire Chg 19/Mar/2016.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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REF3112AIDBZTG4 Image

REF3112AIDBZTG4

Texas Instruments
32D-REF3112AIDBZTG4

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