LM4040C50QDBZR Texas Instruments Integrated Circuit (Other) In Stock
LM4040C50QDBZR is a precision micropower shunt voltage reference from Texas Instruments with 5V nominal output, ±0.5% accuracy, and ultra-low temperature coefficient. Ideal for portable and battery-powered systems. From $0.69 with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- LM4040C50QDBZR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.6900(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 5V precision output (4.975V–5.025V) with ±0.5% initial accuracy for reliable voltage regulation
- Micropower operation enables use in battery-powered and energy-sensitive applications
- Two-terminal shunt configuration simplifies PCB design and reduces component count
- Low temperature coefficient ensures stable output across wide temperature ranges
- SOT-23 (DBZ) package offers compact footprint for space-constrained designs
Applications
The LM4040C50QDBZR is widely used as a precision voltage reference in portable instrumentation, data acquisition systems, and battery-powered devices where stable 5V reference is critical. It suits ADC/DAC reference circuits, sensor signal conditioning, and precision op-amp biasing applications. Its two-terminal shunt topology makes it a drop-in solution for designs requiring accurate and low-power voltage references.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| 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 | 5.025V |
| Output Voltage-Min | 4.975V |
| 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 |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temp Coef of Voltage-Max | 150ppm/°C |
| Temperature Grade | AUTOMOTIVE |
| 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 | NO |
| Voltage Tolerance-Max | 0.5% |
| Package | Other |
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, Malaysia, Philippines, Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM4040C50QDBZR:
Frequently Asked Questions
What is the output voltage and accuracy of the LM4040C50QDBZR?
The LM4040C50QDBZR provides a nominal output voltage of 5V with a tolerance range of 4.975V to 5.025V, corresponding to ±0.5% initial accuracy. This tight tolerance makes it suitable for precision analog circuits including ADC references and instrumentation amplifiers.
What package does the LM4040C50QDBZR come in, and what are its dimensions?
The LM4040C50QDBZR is available in a SOT-23 3-pin package (JEDEC R-PDSO-G3), which is a compact surface-mount package. Its small footprint makes it ideal for space-constrained PCB designs in portable and handheld devices.
What are typical applications for the LM4040C50QDBZR?
Typical applications include precision voltage references for ADCs and DACs, sensor signal conditioning, battery-powered instrumentation, op-amp biasing circuits, and portable medical devices. The device's micropower consumption and two-terminal shunt design support low-power system architectures.
Is the LM4040C50QDBZR RoHS compliant and what is its recommended operating life?
Yes, the LM4040C50QDBZR is RoHS compliant (Pbfree Code: Yes, JESD-609 Code: e4). The component has a YTEOL rating of 15 years, indicating a long expected operational life suitable for industrial and automotive-grade applications.
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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 |
|---|---|---|
| 1+ | $5.3097 | $5.31 |
| 190+ | $1.0580 | $201.02 |
| 245+ | $1.0227 | $250.56 |
| 250+ | $0.7700 | $192.50 |
| 500+ | $0.7300 | $365.00 |
| 3000+ | $0.6900 | $2070.00 |
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