TL431BIDBVTG4 Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock
The TL431BIDBVTG4 is an adjustable precision shunt voltage regulator from Texas Instruments. It offers an output voltage range of 2.495 V to 36 V with a tight initial accuracy of ±0.5%. Available in a compact SOT-23-5 package for space-constrained designs.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- OBSOLETE
- Datasheet
- TL431BIDBVTG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TL431BIDBVTG4?
- Adjustable output voltage from 2.495 V to 36 V with ±0.5% initial accuracy
- Low output impedance with up to 100 mA sink current capability
- Wide operating temperature range of -40°C to +125°C in compact SOT-23-5 package
- Low reference input current reduces error in resistor divider networks
What is TL431BIDBVTG4 used for?
The TL431BIDBVTG4 is widely used in precision power supply regulation, battery charging circuits, and feedback control loops in AC-DC converters. Its adjustable reference voltage makes it ideal for error amplifier applications in flyback and buck-boost designs. It also serves as an accurate voltage monitor and detector in industrial and consumer electronic equipment.
What are the specifications of TL431BIDBVTG4?
| Pbfree Code | Yes |
| Reach Compliance Code | Compliant |
| YTEOL | 0 |
| Additional Feature | OUTPUT VOLTAGE ADJUSTABLE FROM 2.495V TO 36V |
| 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 | 0.1A |
| Output Voltage-Max | 2.507V |
| Output Voltage-Min | 2.483V |
| Output Voltage-Nom | 2.495V |
| 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 |
| Supply Voltage-Max (Vsup) | 36V |
| Supply Voltage-Min (Vsup) | 2.495V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temp Coef of Voltage-Max | 92ppm/°C |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| 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 | 0.5% |
| Package | SOT23 (5-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
Where can I find the TL431BIDBVTG4 datasheet?
TL431BIDBVTG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TL431BIDBVTG4?
Compatible alternatives and drop-in replacements for TL431BIDBVTG4:
Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO5
Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO5
Frequently Asked Questions
What output voltage range can the TL431BIDBVTG4 regulate to?
The TL431BIDBVTG4 supports an adjustable output voltage from 2.495 V up to 36 V, set by an external resistor divider. This wide range makes it suitable for a broad variety of power supply regulation applications requiring precise reference voltages.
How much current can the TL431BIDBVTG4 sink and what is its initial accuracy?
The TL431BIDBVTG4 can sink up to 100 mA of output current. Its initial reference voltage accuracy is ±0.5%, which ensures tight regulation performance across industrial temperature ranges from -40°C to +125°C without additional trimming.
In which power supply topologies is the TL431BIDBVTG4 commonly used as a feedback element?
The TL431BIDBVTG4 is commonly used as a feedback reference in flyback converters, buck-boost regulators, and linear power supplies. Its adjustable 2.495 V to 36 V range and 100 mA sink current allow it to drive optocouplers in isolated supply designs efficiently.
What package does TL431BIDBVTG4 use and how does it benefit board layout?
The TL431BIDBVTG4 comes in a 5-pin SOT-23 package with a footprint of approximately 1.6 mm × 2.9 mm. This compact surface-mount form factor minimizes board space and enables tight placement near feedback nodes in high-density power supply PCBs.
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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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