LM4040D20QDBZT Texas Instruments Integrated Circuit (SOT23 (3-Pin)) In Stock

Name: LM4040D20QDBZT
Brand: Texas Instruments
SKU: LM4040D20QDBZT
Availability: InStock

The LM4040D20QDBZT is a precision two-terminal shunt voltage reference from Texas Instruments, delivering a highly accurate 2.048V output with 1% tolerance in a compact SOT-23 package. From $0.76 in stock with worldwide shipping.

ACTIVEIntegrated CircuitVerified Apr 2026

Package / Visual Reference

LM4040D20QDBZTSOT23 (3-Pin)

Quick Facts

Manufacturer: Texas Instruments
Package: SOT23 (3-Pin)
Pin Count: 3
Lifecycle: ACTIVE
Datasheet: LM4040D20QDBZT Datasheet PDF
Category: Integrated Circuit
Price: From $0.7609(MOQ 10)
Temp Range: -40.0°C to 125.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of LM4040D20QDBZT?

Precision 2.048V shunt voltage reference with tight 1% initial accuracy tolerance
Compact 3-pin SOT-23 package ideal for space-constrained designs
Output voltage range 2.028V to 2.068V for reliable system performance
Two-terminal operation simplifies circuit design and reduces component count
RoHS compliant (Pb-free, e4) for environmental compliance

What is LM4040D20QDBZT used for?

The LM4040D20QDBZT is widely used as a precision voltage reference in data acquisition systems, portable instrumentation, and sensor signal conditioning circuits. Its stable 2.048V output makes it ideal for ADC/DAC reference applications, battery-powered devices, and industrial measurement equipment where accurate voltage references are critical.

What are the specifications of LM4040D20QDBZT?

Pbfree Code	Yes
YTEOL	15
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 Voltage-Max	2.068V
Output Voltage-Min	2.028V
Output Voltage-Nom	2.048V
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	TO-236
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)	260
Qualification Status	Not Qualified
Supply Voltage-Nom (Vsup)	5V
Surface Mount	YES
Technology	BIPOLAR
Temp Coef of Voltage-Max	150ppm/°C
Temperature Grade	AUTOMOTIVE
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	NO
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	Mainland China, Malaysia, Philippines, Thailand

Where can I find the LM4040D20QDBZT datasheet?

LM4040D20QDBZT Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for LM4040D20QDBZT?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What is the output voltage and accuracy of the LM4040D20QDBZT?

The LM4040D20QDBZT provides a nominal output voltage of 2.048V with 1% initial accuracy. The output voltage ranges from 2.028V minimum to 2.068V maximum, making it suitable for precision analog applications requiring a stable 2.048V reference.

What package does the LM4040D20QDBZT use and what are the pin connections?

The LM4040D20QDBZT is housed in a 3-pin SOT-23 (R-PDSO-G3) package. It operates as a two-terminal shunt voltage reference, simplifying PCB layout and enabling use in compact, space-constrained designs.

What are typical applications for the LM4040D20QDBZT?

This voltage reference is commonly used in ADC and DAC reference circuits, portable instrumentation, sensor signal conditioning, battery-powered systems, and industrial measurement equipment where a precise and stable 2.048V reference voltage is required.

Is the LM4040D20QDBZT RoHS compliant?

Yes, the LM4040D20QDBZT is RoHS compliant. It carries Pb-free and JESD-609 e4 codes, confirming it meets environmental regulations for lead-free manufacturing. The component has an estimated end-of-life of 15 years.

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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 $0.7609

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
10+	$1.1450	$11.45
25+	$1.0392	$25.98
100+	$0.8800	$88.00
250+	$0.8400	$210.00
500+	$0.8100	$405.00
1000+	$0.7609	$760.90

pcs

Unit price: $1.1450 · Total: $11.45

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

“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”

Rajesh Patel

Procurement Manager, VoltEdge Energy, India

LM4040D20QDBZT Texas Instruments Integrated Circuit (SOT23 (3-Pin)) In Stock

What are the key features of LM4040D20QDBZT?

What is LM4040D20QDBZT used for?

What are the specifications of LM4040D20QDBZT?

Compliance & Regulatory

Where can I find the LM4040D20QDBZT datasheet?

What are equivalent replacements for LM4040D20QDBZT?

Frequently Asked Questions

What is the output voltage and accuracy of the LM4040D20QDBZT?

What package does the LM4040D20QDBZT use and what are the pin connections?

What are typical applications for the LM4040D20QDBZT?

Is the LM4040D20QDBZT RoHS compliant?

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

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