REF3440IDBVR Texas Instruments Integrated Circuit (SOT23 (6-Pin)) In Stock
The REF3440IDBVR is a 4.1V low-drift, low-power series voltage reference with an input voltage range of 4.15V to 12V and output up to 4.098V in a compact 6-Pin SOT-23 package. It delivers excellent temperature stability and precision for ADC and DAC reference applications with minimal quiescent current. Available from authorized distributors worldwide with competitive pricing and in-stock availability.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- REF3440IDBVR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.3760(MOQ 100)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Ultra-low drift series voltage reference with high output accuracy to 4.098V for precise analog signal chain applications
- Wide input voltage range of 4.15V to 12V accommodates single-supply and multi-rail system designs
- Low quiescent current consumption extends battery life in portable and energy-constrained designs
- Tiny 6-Pin SOT-23 package minimizes PCB footprint while maintaining excellent thermal and electrical performance
Applications
The REF3440IDBVR is ideal as a precision voltage reference for ADCs, DACs, and other analog signal chain components in industrial instrumentation, data acquisition systems, and handheld test equipment. Its low drift and small SOT-23 footprint make it well-suited for portable medical devices and wearable electronics requiring stable reference voltages over temperature. The device is also commonly used in precision measurement and calibration systems where long-term stability and low power are essential.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Analog IC - Other Type | THREE TERMINAL VOLTAGE REFERENCE |
| Input Voltage-Max | 12V |
| Input Voltage-Min | 4.15V |
| JESD-30 Code | R-PDSO-G6 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Voltage-Max | 4.098048V |
| Output Voltage-Min | 4.093952V |
| Output Voltage-Nom | 4.096V |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage-Max (Vsup) | 12V |
| Supply Voltage-Min (Vsup) | 4.596V |
| Surface Mount | YES |
| Technology | CMOS |
| Temp Coef of Voltage-Max | 6ppm/°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 |
| Package | SOT23 (6-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for REF3440IDBVR:
Frequently Asked Questions
What is the output voltage of the REF3440IDBVR?
The REF3440IDBVR provides a precision output voltage of up to 4.098V (nominal 4.1V), making it suitable as a reference for 12-bit and 16-bit ADCs and DACs that require a stable, low-noise voltage reference in the 4V range.
What input voltage range does the REF3440IDBVR require?
The REF3440IDBVR requires an input voltage between 4.15V and 12V to maintain its regulated output, providing flexibility for use in 5V and higher supply rail systems commonly found in industrial and portable electronic equipment.
What package is the REF3440IDBVR available in?
The REF3440IDBVR is available in a 6-Pin SOT-23 package, one of the smallest surface-mount packages available, enabling integration into space-constrained designs such as handheld instruments, wearables, and compact PCB assemblies.
What are typical applications for the REF3440IDBVR?
Typical applications include precision voltage references for ADCs and DACs, industrial process control instrumentation, portable medical monitoring devices, and calibration equipment where a stable 4.1V reference with low temperature drift is needed.
Is the REF3440IDBVR RoHS compliant?
Yes, the REF3440IDBVR carries a Pb-free designation (JESD-609 Code e4) and is RoHS compliant, making it suitable for environmentally conscious designs and required by modern manufacturing standards in many markets.
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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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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 100+ | $1.7850 | $178.50 |
| 250+ | $1.4230 | $355.75 |
| 500+ | $1.3990 | $699.50 |
| 1000+ | $1.3760 | $1376.00 |
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