TLV431AIDBVRIn StockTexas Instruments
TLV431AIDBVR is a 1% accuracy low-voltage adjustable precision shunt regulator from Texas Instruments. It features a 1.24V reference voltage, 15mA output current, and wide operating range from 1.24V to 6V. Ideal for portable devices, power supplies, and battery management applications. From $0.1547, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- TLV431AIDBVR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.1547(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 1% initial accuracy adjustable shunt voltage regulator with 1.24V reference
- Ultra-low operating voltage from 1.24V to 6V — ideal for low-voltage systems
- 15mA output sink current capability for versatile load driving
- SOT-23 5-pin compact package for space-constrained designs
- Pb-free, RoHS-compliant construction with -40°C to +125°C operating range
Applications
The TLV431AIDBVR is widely used in portable consumer electronics and battery-powered devices where low-voltage regulation is critical. It is commonly applied in power supply feedback networks, voltage monitoring circuits, and LED driver bias controls. Its compact SOT-23 footprint and low reference voltage also make it a preferred choice for wearables, IoT sensors, and handheld instruments.
Specifications
| Pbfree Code | Yes |
| Date Of Intro | 1996-01-01 |
| YTEOL | 15 |
| Analog IC - Other Type | TWO TERMINAL VOLTAGE REFERENCE |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 15A |
| Output Voltage-Max | 1.252V |
| Output Voltage-Min | 1.228V |
| Output Voltage-Nom | 1.24V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP5/6,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Temp Coef of Voltage-Max | 138ppm/°C |
| Temperature Grade | INDUSTRIAL |
| 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 | YES |
| Voltage Tolerance-Max | 1% |
| Package | SOT23 (5-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, Philippines, Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TLV431AIDBVR:
Voltage Reference, 1 Output, 1.24V, Trim/Adjustable, PDSO5
Voltage Reference, 1 Output, 1.24V, Trim/Adjustable, BIPolar, PDSO5
Voltage Reference, 1 Output, 1.24V, Trim/Adjustable, BIPolar, PDSO5
Frequently Asked Questions
What is the reference voltage of TLV431AIDBVR?
The TLV431AIDBVR has a reference voltage of 1.24V (typical), with an accuracy of 1% over the operating temperature range of -40°C to +125°C, making it suitable for precision low-voltage regulation applications.
What are the typical applications for TLV431AIDBVR?
TLV431AIDBVR is commonly used in power supply feedback loops, battery charger circuits, voltage monitoring, LED bias control, and portable consumer electronics. Its low 1.24V threshold makes it ideal for single-cell lithium battery systems and low-voltage DC-DC converters.
What package does TLV431AIDBVR use and what are its dimensions?
TLV431AIDBVR comes in a SOT-23 5-pin (DBV) package, a compact surface-mount form factor measuring approximately 2.9mm x 1.6mm. This small footprint makes it well-suited for space-constrained PCB designs in wearables and IoT devices.
Is there a pin-compatible substitute for TLV431AIDBVR?
Compatible alternatives include the TLV431BDBVR (0.5% accuracy variant) and LMV431 series from other manufacturers. The TLV431A family is also available in other packages such as SOT-23-3 and SC-70 depending on your space and current requirements.
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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 |
|---|---|---|
| 1+ | $0.2901 | $0.29 |
| 42+ | $0.1934 | $8.12 |
| 260+ | $0.1547 | $40.22 |
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