REF5045IDGKR Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

The REF5045IDGKR is a precision three-terminal voltage reference IC from Texas Instruments, providing a stable 4.5045V output with 2.7V to 18V input range in an 8-pin SOIC package. It delivers high accuracy for analog signal chains and data converter reference applications. Available from stock with worldwide shipping.

ACTIVEIntegrated CircuitVerified May 2026
Package / Visual Reference
REF5045IDGKRSmall Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
8
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $4.3600(MOQ 25)
Temp Range
-40.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • Precision 4.5045V output voltage reference with tight accuracy for high-resolution ADC and DAC applications
  • Wide 2.7V to 18V input voltage range supporting single-supply and multi-rail system architectures
  • Three-terminal architecture requiring minimal external components for quick and reliable circuit integration
  • 15-year YTEOL ensuring long-term product availability for industrial and medical instrument designs
  • Lead-free and RoHS-compliant (JESD-609 Code e4) in compact 8-pin SOIC package

Applications

The REF5045IDGKR is commonly used as a voltage reference for precision analog-to-digital and digital-to-analog converters in data acquisition systems, instrumentation amplifiers, and precision measurement equipment. It is also suitable for calibration references in industrial controllers and medical diagnostic devices where stable, accurate voltage references are critical.

Specifications

Pbfree CodeYes
YTEOL15
Analog IC - Other TypeTHREE TERMINAL VOLTAGE REFERENCE
Input Voltage-Max18V
Input Voltage-Min2.7V
JESD-30 CodeS-PDSO-G8
JESD-609 Codee4
Number of Functions1
Number of Outputs1
Output Voltage-Max4.5045V
Output Voltage-Min4.4955V
Output Voltage-Nom4.5V
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSSOP8,.19
Package ShapeSQUARE
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup)18V
Supply Voltage-Min (Vsup)2.7V
Surface MountYES
Temp Coef of Voltage-Max3ppm/°C
Temperature GradeAUTOMOTIVE
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WING
Terminal Pitch0.65mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
Trim/Adjustable OutputYES
Voltage Tolerance-Max0.1%
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 2
ECCNEAR99
HTS Code8542.39.00.90
Country of OriginMainland China, Malaysia, Thailand

Datasheet

REF5045IDGKR Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for REF5045IDGKR:

REF5045AIDGKTTexas Instruments Three Terminal

Voltage Reference, 1 Output, 4.5V, Trim/Adjustable, PDSO8

View Part →
REF5045AIDGKRTexas Instruments Three Terminal

Voltage Reference, 1 Output, 4.5V, Trim/Adjustable, PDSO8

View Part →

Frequently Asked Questions

What output voltage does the REF5045IDGKR provide?

The REF5045IDGKR provides a precision output voltage of up to 4.5045V, making it well-suited as a reference for 16-bit and higher resolution ADCs and DACs that require an accurate and stable voltage reference close to 4.5V.

What is the input voltage range of the REF5045IDGKR?

The REF5045IDGKR accepts input voltages from 2.7V minimum to 18V maximum, providing broad compatibility with standard 3.3V, 5V, 12V, and 15V supply rails used in industrial, consumer, and medical electronics designs.

What package does the REF5045IDGKR use?

The REF5045IDGKR is housed in an 8-pin Small Outline IC (SOIC) package, designated by the JESD-30 code S-PDSO-G8. This surface-mount package is compact and widely supported by standard PCB assembly equipment.

Is the REF5045IDGKR suitable for long-term production use?

Yes, with a YTEOL (years to end-of-life) of 15 years and lead-free compliance, the REF5045IDGKR is an excellent choice for designs requiring sustained availability, such as industrial instruments, medical devices, and automotive systems.

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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.

AvailabilityIn Stock
Reference Price (USD)
From $4.3600
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
25+$7.7100$192.75
75+$6.7500$506.25
2500+$4.3600$10900.00
pcs
Unit price: $7.7100 · Total: $192.75

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

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