LM4050QBIM3-2.0/NOPB Texas Instruments Integrated Circuit (SOT23 (3-Pin)) In Stock
Texas Instruments LM4050QBIM3-2.0/NOPB is an automotive-grade precision 2.048V shunt voltage reference in a 3-pin SOT-23 package with ±0.5% initial accuracy and 15 mA maximum current. AEC-Q100 qualified for -40°C to +125°C operation. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (3-Pin)
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- LM4050QBIM3-2.0/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.5000(MOQ 500)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Precision 2.048V shunt voltage reference with ±0.5% initial accuracy and 50 ppm/°C maximum temperature coefficient
- Automotive AEC-Q100 Grade B qualified for -40°C to +125°C operation in harsh underhood environments
- 3-pin SOT-23 package consuming minimal PCB area with 15 mA maximum operating current
Applications
The LM4050QBIM3-2.0/NOPB provides a stable 2.048V reference for ADC bias, DAC reference, and battery management circuits in automotive body control modules, ADAS sensors, and powertrain systems. Its AEC-Q100 qualification and wide -40°C to +125°C temperature range ensure consistent reference voltage under underhood thermal stress. The tiny SOT-23 package is ideal for space-constrained automotive PCB designs requiring precise analog signal conditioning.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Analog IC - Other Type | TWO TERMINAL VOLTAGE REFERENCE |
| JESD-30 Code | R-PDSO-G3 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Voltage-Max | 2.0627V |
| Output Voltage-Min | 2.0333V |
| Output Voltage-Nom | 2.048V |
| 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 | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| 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 | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What initial accuracy and temperature drift does LM4050QBIM3-2.0/NOPB deliver for ADC reference applications?
The LM4050QBIM3-2.0/NOPB provides a 2.048V reference with ±0.5% initial accuracy and a maximum temperature coefficient of 50 ppm/°C, ensuring the reference voltage stays within ±2.5 mV over the -40°C to +125°C automotive temperature range. This level of stability is sufficient for 10-bit to 12-bit ADC references in automotive sensor interfaces.
For an automotive underhood ECU, how does LM4050QBIM3-2.0/NOPB meet the reliability requirements?
The LM4050QBIM3-2.0/NOPB carries AEC-Q100 Grade B qualification and is rated for continuous operation from -40°C to +125°C, meeting the thermal demands of underhood ECU environments. The shunt topology eliminates the need for a separate supply pin, simplifying PCB layout in 5V automotive analog front-end circuits with 15 mA maximum shunt current.
How does the SOT-23 package of LM4050QBIM3-2.0/NOPB compare to alternatives when minimizing PCB footprint in a voltage reference circuit?
The 3-pin SOT-23 package of LM4050QBIM3-2.0/NOPB measures approximately 3 mm x 1.75 mm, making it one of the smallest available footprints for a precision shunt voltage reference. This compares favourably to 8-pin SOIC references and allows placement close to the ADC input pin, reducing trace length and parasitic noise coupling in 2.048V reference circuits.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 500+ | $1.6400 | $820.00 |
| 1000+ | $1.5900 | $1590.00 |
| 3000+ | $1.5000 | $4500.00 |
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