TL431AQDCKT Texas Instruments Integrated Circuit (SOT23 (6-Pin)) In Stock
Texas Instruments TL431AQDCKT is an adjustable precision shunt voltage reference IC with output voltage range of 2.495V to 36V and 100mA output current, housed in a compact 6-pin SC-70 automotive-grade package. It offers tight initial accuracy and low noise, making it ideal for automotive power management and signal conditioning circuits. Available in tape and reel format for automated assembly with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- TL431AQDCKT Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Adjustable output voltage from 2.495V to 36V with tight initial accuracy for precision power regulation
- Automotive-grade (AEC-Q100 qualified) 6-pin SC-70 package enabling compact, high-reliability designs
- 100mA output current capability with low dynamic impedance suitable for reference and regulation applications
- RoHS-compliant (Pb-free, e3 JEDEC code) supporting green manufacturing requirements
Applications
The TL431AQDCKT is widely used in automotive power supply circuits, such as battery management systems, DC-DC converter feedback networks, and voltage monitoring modules where a stable, adjustable reference is critical. It also serves in industrial and consumer equipment for precision analog signal conditioning, error amplifiers, and shunt regulation. Its compact SC-70 footprint makes it suitable for space-constrained PCB designs requiring reliable voltage references across a wide temperature range.
Specifications
| 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-G6 |
| JESD-609 Code | e3 |
| 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 | TSSOP6,.08 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temp Coef of Voltage-Max | 92ppm/°C |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Trim/Adjustable Output | YES |
| Voltage Tolerance-Max | 1% |
| Package | SOT23 (6-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output voltage range of the TL431AQDCKT?
The TL431AQDCKT provides an adjustable output voltage from 2.495V to 36V, set by an external resistor divider network. This wide range makes it versatile for various automotive and industrial power regulation applications.
What is the maximum output current the TL431AQDCKT can sink?
The TL431AQDCKT can sink up to 100mA of output current, making it suitable for use as a precision shunt regulator or voltage reference in moderate-load circuits such as DC-DC converter feedback networks.
Is the TL431AQDCKT AEC-Q100 automotive qualified?
Yes, the TL431AQDCKT carries an automotive-grade qualification suitable for use in AEC-Q100 environments. Its SC-70 6-pin package is rated for the extended temperature and reliability requirements typical of automotive electronic systems.
What package does the TL431AQDCKT come in, and what does the 'T/R' suffix mean?
The TL431AQDCKT is housed in a 6-pin SC-70 (SOT-323) surface-mount package. The 'T/R' suffix indicates tape and reel packaging, designed for automated pick-and-place assembly in high-volume production environments.
What are common applications for the TL431AQDCKT?
Common applications include automotive battery management systems, flyback converter optocoupler feedback, precision voltage references for ADCs and DACs, power supply overvoltage protection circuits, and shunt regulators in compact PCB designs requiring stable references between 2.495V and 36V.
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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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