REF3440QDBVRQ1 Texas Instruments Integrated Circuit (SOT23 (6-Pin)) In Stock
The REF3440QDBVRQ1 is an automotive-grade low-drift, low-power series voltage reference from Texas Instruments with a 4.096 V output. It operates from 2.55 V to 12 V input and is housed in a compact SOT-23-6 package for space-constrained designs. Available with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- REF3440QDBVRQ1 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.9150(MOQ 1)
- 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 REF3440QDBVRQ1?
- AEC-Q100 automotive-qualified voltage reference with 15-year long-term supply guarantee for production programs
- Low-drift output of 4.096 V with wide input range of 2.55 V to 12 V enabling flexible power supply designs
- Ultra-compact SOT-23-6 package (R-PDSO-G6) minimizing board space in size-critical automotive and industrial applications
- Low-power consumption design ideal for battery-powered and always-on automotive subsystems requiring stable reference voltage
What is REF3440QDBVRQ1 used for?
The REF3440QDBVRQ1 is used as a precision voltage reference in automotive ADC and DAC applications where stable, low-drift reference voltage is critical for measurement accuracy. It is suitable for use in battery management systems, sensor interfaces, and precision instrumentation within vehicles that require AEC-Q100 compliance. Its compact SOT-23-6 package and wide input voltage range also make it ideal for industrial test equipment and portable measurement devices.
What are the specifications of REF3440QDBVRQ1?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Analog IC - Other Type | THREE TERMINAL VOLTAGE REFERENCE |
| Input Voltage-Max | 12V |
| Input Voltage-Min | 2.55V |
| 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 |
| Screening Level | AEC-Q100 |
| 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/Silver (Ni/Pd/Au/Ag) |
| 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 |
Where can I find the REF3440QDBVRQ1 datasheet?
REF3440QDBVRQ1 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for REF3440QDBVRQ1?
Compatible alternatives and drop-in replacements for REF3440QDBVRQ1:
Frequently Asked Questions
What output voltage does the REF3440QDBVRQ1 provide?
The REF3440QDBVRQ1 provides a nominal output voltage of 4.096 V (maximum 4.098 V), which is a standard ADC reference voltage that simplifies binary-to-voltage conversion calculations in 12-bit and 16-bit data acquisition systems.
What input voltage range does the REF3440QDBVRQ1 support?
The REF3440QDBVRQ1 operates with an input voltage ranging from 2.55 V minimum to 12 V maximum, providing compatibility with common 3.3 V, 5 V, and 12 V power rails found in automotive and industrial electronic systems.
Is the REF3440QDBVRQ1 qualified for automotive use?
Yes, the REF3440QDBVRQ1 carries AEC-Q100 automotive qualification and has a YTEOL (Years to End of Life) rating of 15 years, ensuring long-term supply continuity critical for automotive OEM production programs with extended model lifetimes.
What package does the REF3440QDBVRQ1 use and how many pins does it have?
The REF3440QDBVRQ1 is housed in a 6-pin SOT-23 package (JESD-30 code R-PDSO-G6), which provides an extremely compact footprint of approximately 1.6 mm x 2.9 mm, suitable for space-constrained automotive module designs.
What are the primary applications for the REF3440QDBVRQ1?
Primary applications include providing stable voltage references for ADCs and DACs in automotive sensor interfaces, battery management systems, and precision measurement circuits. It is also used in industrial data acquisition front-ends and portable instruments requiring a stable 4.096 V reference with minimal temperature drift.
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Why Buy from FindMyChip
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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $4.3089 | $4.31 |
| 3+ | $2.8726 | $8.62 |
| 10+ | $2.1545 | $21.55 |
| 250+ | $1.9360 | $484.00 |
| 500+ | $1.9260 | $963.00 |
| 1000+ | $1.9150 | $1915.00 |
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