TL4050B50IDBZRG4 Texas Instruments Integrated Circuit (SOT23 (3-Pin)) In Stock
The Texas Instruments TL4050B50IDBZRG4 is a precision micropower two-terminal shunt voltage reference providing a highly accurate 5.0V nominal output within a tight 4.99V to 5.01V tolerance range. It operates as a simple shunt device requiring minimal external components, making it ideal for space-constrained, low-power analog circuit applications. Available in a compact 3-pin SOT-23 surface-mount package with RoHS-compliant, lead-free construction for modern PCB designs.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (3-Pin)
- Pin Count
- 3
- Lifecycle
- OBSOLETE
- Datasheet
- TL4050B50IDBZRG4 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
Key Features
- Tight 5.0V output accuracy with only ±10mV tolerance (4.99V to 5.01V) ensures precision reference voltage for ADC and DAC applications
- Two-terminal shunt configuration eliminates quiescent current path and simplifies circuit design with minimal external components
- Micropower operation minimizes supply current draw, extending battery life in portable and low-power precision analog systems
- Compact 3-pin SOT-23 package enables ultra-small PCB footprint for space-constrained precision reference applications
Applications
The TL4050B50IDBZRG4 is ideal for precision analog signal conditioning circuits requiring a stable 5.0V reference, such as ADC/DAC reference inputs, precision comparators, and instrumentation amplifiers. It is well-suited for portable battery-powered instruments, industrial sensors, and data acquisition systems where low power consumption and high accuracy are critical. The simple two-terminal shunt topology and SOT-23 package make it an excellent choice for compact, cost-effective voltage reference implementations in mixed-signal embedded designs.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Analog IC - Other Type | TWO TERMINAL VOLTAGE REFERENCE |
| JESD-30 Code | R-PDSO-G3 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Voltage-Max | 5.01V |
| Output Voltage-Min | 4.99V |
| Output Voltage-Nom | 5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TO-236 |
| 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 | 50ppm/°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 | NO |
| Voltage Tolerance-Max | 0.2% |
| Package | SOT23 (3-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TL4050B50IDBZRG4:
Frequently Asked Questions
What is the output voltage of the TL4050B50IDBZRG4?
The TL4050B50IDBZRG4 provides a nominal output voltage of 5.0V with a tight tolerance range of 4.99V to 5.01V (±10mV), delivering high-accuracy voltage reference performance for precision analog and mixed-signal circuit applications.
What is the circuit topology of the TL4050B50IDBZRG4?
The TL4050B50IDBZRG4 is a two-terminal shunt voltage reference, meaning it connects in parallel with the load like a Zener diode, requiring only a series current-limiting resistor and offering a very simple, low-component-count reference circuit implementation.
What package does the TL4050B50IDBZRG4 come in?
The TL4050B50IDBZRG4 is housed in a 3-pin SOT-23 surface-mount package (JESD-30 code R-PDSO-G3), which provides an extremely compact PCB footprint ideal for space-constrained portable and wearable device designs.
Is the TL4050B50IDBZRG4 RoHS compliant?
Yes, the TL4050B50IDBZRG4 is fully RoHS compliant and lead-free (Pb-free), as confirmed by its Pbfree Code designation, making it suitable for use in environmentally regulated products and compliant with international green electronics standards.
What applications is the TL4050B50IDBZRG4 used in?
The TL4050B50IDBZRG4 is commonly used as a precision 5.0V reference for ADC and DAC circuits, instrumentation amplifiers, precision comparators, and sensor signal conditioning in industrial, medical, and portable battery-powered measurement systems.
Related Guides
TPS61291DRVR Selection Guide: Low-Quiescent-Current Boost Converters for IoT and Wearables
How to select the TPS61291DRVR and low-Iq boost converters for IoT, wearables, and coin-cell designs. Compares specs, packages, and alternatives from TI, ADI, and Microchip.
May 13, 2026
TMS5704357BZWTQQ1 Selection Guide: Choosing the Right TMS570 Automotive MCU Variant
Compare TMS570 automotive MCU variants by ASIL level, flash, package, and peripherals. Find the right fit from entry-level LQFP to the ASIL-D TMS5704357BZWTQQ1.
May 13, 2026
TI Hercules TMS5704357BZWTQQ1 Design Guide for Automotive ASIL-D and Industrial Functional Safety
Complete integration guide for the TI Hercules TMS5704357BZWTQQ1 dual-core lockstep Cortex-R5F MCU: lockstep CPU, ECC RAM, FlexRay/CAN-FD, and ASIL-D pitfalls.
May 12, 2026
PTN78000WAH Selection Guide: Choosing the Right 1.5 A 36 V Step-Down Power Module
Compare PTN78000WAH against PTN78000WAS, PTN78060WAH, and other 1.5A 36V step-down modules. Covers package, current rating, efficiency, and drop-in replaceability.
May 12, 2026
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.
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”