TL431ACDBZT Texas Instruments Integrated Circuit (SOT23 (3-Pin)) In Stock

Name: TL431ACDBZT
Brand: Texas Instruments
SKU: TL431ACDBZT
Availability: InStock

TL431ACDBZT is an adjustable precision shunt voltage regulator with output range 2.495V to 36V, 100mA output current, and tight 0.5% initial accuracy. Available in compact SOT-23 package. From $0.10 in stock, worldwide shipping.

ACTIVEIntegrated CircuitVerified Apr 2026

Package / Visual Reference

TL431ACDBZTSOT23 (3-Pin)

Quick Facts

Manufacturer: Texas Instruments
Package: SOT23 (3-Pin)
Pin Count: 3
Lifecycle: ACTIVE
Datasheet: TL431ACDBZT Datasheet PDF
Category: Integrated Circuit
Price: From $0.1048(MOQ 1)
Temp Range: ?°C to 70.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of TL431ACDBZT?

Adjustable output voltage from 2.495V to 36V with external resistors
Tight initial accuracy of 0.5% for precision voltage reference applications
100mA maximum output current suitable for diverse load conditions
Compact SOT-23 3-pin package ideal for space-constrained designs
Two-terminal shunt regulator configuration simplifies circuit design

What is TL431ACDBZT used for?

The TL431ACDBZT is widely used as a precision voltage reference and feedback element in switched-mode power supplies and linear regulators. It serves as a programmable shunt regulator in battery chargers, voltage monitoring circuits, and error amplifiers. Its adjustable output and high accuracy also make it suitable for industrial instrumentation and consumer electronics requiring stable voltage references.

What are the specifications of TL431ACDBZT?

Pbfree Code	Yes
YTEOL	15
Additional Feature	OUTPUT VOLTAGE ADJUSTABLE FROM 2.495V TO 36V
Analog IC - Other Type	TWO TERMINAL VOLTAGE REFERENCE
JESD-30 Code	R-PDSO-G3
JESD-609 Code	e4
Number of Functions	1
Number of Outputs	1
Output Current-Max	0.1A
Output Voltage-Max	2.52V
Output Voltage-Min	2.47V
Output Voltage-Nom	2.495V
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	TO-236
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE, THIN PROFILE
Peak Reflow Temperature (Cel)	260
Qualification Status	Not Qualified
Surface Mount	YES
Technology	BIPOLAR
Temp Coef of Voltage-Max	92ppm/°C
Temperature Grade	COMMERCIAL
Terminal Finish	Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form	GULL WING
Terminal Pitch	0.95mm
Terminal Position	DUAL
Time@Peak Reflow Temperature-Max (s)	30
Trim/Adjustable Output	YES
Voltage Tolerance-Max	1%
Package	SOT23 (3-Pin)

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 1
ECCN	EAR99
HTS Code	8542.39.00.90
Country of Origin	Philippines

Where can I find the TL431ACDBZT datasheet?

TL431ACDBZT Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for TL431ACDBZT?

Compatible alternatives and drop-in replacements for TL431ACDBZT:

TL431AIDBZRNXP Semiconductors Three Terminal

Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, PDSO3

View Part →

TL431ACDBZRNXP Semiconductors Three Terminal

Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, PDSO3

View Part →

Compare all alternatives & request quotes →

Frequently Asked Questions

What is the output voltage range of the TL431ACDBZT?

The TL431ACDBZT supports an adjustable output voltage range from 2.495V to 36V, set by two external resistors connected to the reference input. This flexibility makes it suitable for a wide variety of power supply and voltage reference designs.

What package does the TL431ACDBZT come in and what are its dimensions?

The TL431ACDBZT is packaged in a SOT-23 3-pin (R-PDSO-G3) surface-mount package, which is a compact footprint ideal for space-constrained PCB designs. It is RoHS compliant (Pb-free, JESD-609 e4 rated).

What are typical applications for the TL431ACDBZT?

The TL431ACDBZT is commonly used in switch-mode power supply feedback loops, precision voltage references, battery management systems, and error amplifiers. Its adjustable 2.495V to 36V output and 100mA current capability make it a versatile choice for industrial and consumer electronics.

Can the TL431ACDBZT replace other shunt regulators in my design?

Yes, the TL431ACDBZT is pin-compatible with many standard TL431 variants and can replace devices with equivalent voltage range and current ratings. Verify the initial accuracy class (A = 0.5%) and package type (SOT-23) match your design requirements before substitution.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

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AvailabilityIn Stock

Reference Price (USD)

From $0.1048

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
1+	$0.1596	$0.16
10+	$0.1048	$1.05

pcs

Unit price: $0.1596 · Total: $0.16

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”

James Wright

Supply Chain Director, CircuitPro Ltd, UK

TL431ACDBZT Texas Instruments Integrated Circuit (SOT23 (3-Pin)) In Stock

What are the key features of TL431ACDBZT?

What is TL431ACDBZT used for?

What are the specifications of TL431ACDBZT?

Compliance & Regulatory

Where can I find the TL431ACDBZT datasheet?

What are equivalent replacements for TL431ACDBZT?

Frequently Asked Questions

What is the output voltage range of the TL431ACDBZT?

What package does the TL431ACDBZT come in and what are its dimensions?

What are typical applications for the TL431ACDBZT?

Can the TL431ACDBZT replace other shunt regulators in my design?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Texas Instruments

More from Texas Instruments

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