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Home Products Integrated Circuits (ICs)PMIC - Voltage Reference~~TL431IPK3~~

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TL431IPK3 - Texas Instruments

Name: Texas Instruments TL431IPK3
Brand: Texas Instruments
SKU: TL431IPK3
Availability: InStock
Rating: 5 (4 reviews)

Manufacturer Part Number: TL431IPK3

Manufacturer: Texas Instruments

Allelco Part Number: 32D-TL431IPK3

Warranty: 1 Year Allelco Warranty - Find out more

Parts Description: IC VREF SHUNT ADJ 2% SOT89-3

Package: SOT-89-3

Data sheet: -

RoHs Status: ROHS3 Compliant

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Specifications

TL431IPK3 Tech Specifications
Texas Instruments - TL431IPK3 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TL431IPK3

Product Attribute	Attribute Value
Manufacturer	Texas Instruments
Voltage - Output (Min/Fixed)	2.495V
Voltage - Output (Max)	36 V
Tolerance	±2%
Temperature Coefficient	-
Supplier Device Package	SOT-89-3
Series	-
Reference Type	Shunt
Package / Case	TO-243AA
Package	Tape & Reel (TR)

Product Attribute	Attribute Value
Output Type	Adjustable
Operating Temperature	-40°C ~ 85°C (TA)
Noise - 10Hz to 10kHz	-
Noise - 0.1Hz to 10Hz	-
Mounting Type	Surface Mount
Current - Supply	-
Current - Output	100 mA
Current - Cathode	1 mA
Base Product Number	TL431

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

TL431IPK3

Manufacturer

texas-instruments

Introduction

The Texas Instruments TL431IPK3 is a precision programmable shunt voltage reference offering an adjustable output voltage range from 2.495V to 36V. It is a popular choice for a wide range of power supply and voltage regulation applications due to its high accuracy, low noise, and wide operating temperature range.

Product Features and Performance

Adjustable output voltage from 2.495V to 36V

±2% tolerance on output voltage

Wide operating temperature range of -40°C to +85°C

Low supply current of 1mA (typical)

Fast response time

Excellent temperature stability

Stable over time and temperature

Product Advantages

Versatile and programmable output voltage

High precision and accuracy

Robust operating temperature range

Low power consumption

Compact surface-mount package

Key Reasons to Choose This Product

Reliable and high-performing voltage reference solution

Suitable for a wide range of power supply and voltage regulation applications

Cost-effective and space-saving due to compact packaging

Backed by Texas Instruments' reputation for quality and innovation

Quality and Safety Features

Compliant with relevant industry standards and regulations

Robust design for reliable long-term operation

Rigorous testing and quality control measures

Compatibility

The TL431IPK3 is a drop-in replacement for various voltage reference ICs and can be used in numerous power supply and voltage regulation circuits.

Application Areas

Power supplies

Voltage regulators

Precision voltage reference circuits

Analog and digital circuit design

Industrial control systems

Automotive electronics

Product Lifecycle

The TL431IPK3 is currently in production and is not nearing discontinuation. Our website's sales team offers a range of equivalent and alternative voltage reference models, including the TL431, TL432, and REF02 series, which may provide different voltage, current, or packaging options depending on the specific design requirements.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TL431IPK3

Product Attribute
Part Number	TL431IPKG3	TL431IPK	TL431IP	TL431IPG4
Manufacturer	Texas Instruments	Texas Instruments	onsemi	Texas Instruments
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Tolerance	-	-	-	-
Voltage - Output (Max)	-	-	-	-
Reference Type	-	External, Internal	External	External, Internal
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Temperature Coefficient	-	-	-	-
Noise - 0.1Hz to 10Hz	-	-	-	-
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Current - Output	-	-	-	-
Voltage - Output (Min/Fixed)	-	-	-	-
Noise - 10Hz to 10kHz	-	-	-	-
Current - Supply	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Output Type	-	Current - Unbuffered	Voltage - Buffered	-
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Series	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Current - Cathode	-	-	-	-

Customers Also Interested in

Recommended Products

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

Use your express account for shipment if you have one.
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

Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
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
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	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.

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Contact us if you have any questions.

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+00852 9146 4856
Email
info@allelco.com

Certifications & Memberships

TL431IPK3

Texas Instruments
32D-TL431IPK3

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

TL431IPK3 - Texas Instruments

Specifications

Environmental & Export Classifications

Parts Introduction

Manufacturer Part Number

Manufacturer

Introduction

Product Features and Performance

Product Advantages

Key Reasons to Choose This Product

Quality and Safety Features

Compatibility

Application Areas

Product Lifecycle

Parts with Similar Specifications

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

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.

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.

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.

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.

Very good. No issue after long time testing.

Fast switching and stable output. Very satisfied with this IC

I had a great experience purchasing items from Allelcoelec, I recommend

Good comunication,Transpnt regarding the process and price.

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.

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

Shipment

Delivery Time

Delivery Cost

Delivery Method

Payment Support

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

Certifications & Memberships

TL431IPK3

Shopping cart (0 Items)

Compare List (0 Items)

Feedback

Please refer to the English Version as our Official Version.

Good comunication,
Transpnt regarding the process and price.

Morrey was very helpful and right on top of things!
He replied quickly to my RFQ. He was very courteous and professional.