LM4040D20QDBZT Texas Instruments Integrated Circuit (SOT23 (3-Pin)) In Stock
The LM4040D20QDBZT is a precision two-terminal shunt voltage reference from Texas Instruments, delivering a highly accurate 2.048V output with 1% tolerance in a compact SOT-23 package. From $0.76 in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (3-Pin)
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- LM4040D20QDBZT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.7609(MOQ 10)
- 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 tight 1% initial accuracy tolerance
- Compact 3-pin SOT-23 package ideal for space-constrained designs
- Output voltage range 2.028V to 2.068V for reliable system performance
- Two-terminal operation simplifies circuit design and reduces component count
- RoHS compliant (Pb-free, e4) for environmental compliance
Applications
The LM4040D20QDBZT is widely used as a precision voltage reference in data acquisition systems, portable instrumentation, and sensor signal conditioning circuits. Its stable 2.048V output makes it ideal for ADC/DAC reference applications, battery-powered devices, and industrial measurement equipment where accurate voltage references are critical.
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 | 2.068V |
| Output Voltage-Min | 2.028V |
| 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 |
| 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 | 1% |
| Package | SOT23 (3-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Mainland China, Malaysia, Philippines, Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output voltage and accuracy of the LM4040D20QDBZT?
The LM4040D20QDBZT provides a nominal output voltage of 2.048V with 1% initial accuracy. The output voltage ranges from 2.028V minimum to 2.068V maximum, making it suitable for precision analog applications requiring a stable 2.048V reference.
What package does the LM4040D20QDBZT use and what are the pin connections?
The LM4040D20QDBZT is housed in a 3-pin SOT-23 (R-PDSO-G3) package. It operates as a two-terminal shunt voltage reference, simplifying PCB layout and enabling use in compact, space-constrained designs.
What are typical applications for the LM4040D20QDBZT?
This voltage reference is commonly used in ADC and DAC reference circuits, portable instrumentation, sensor signal conditioning, battery-powered systems, and industrial measurement equipment where a precise and stable 2.048V reference voltage is required.
Is the LM4040D20QDBZT RoHS compliant?
Yes, the LM4040D20QDBZT is RoHS compliant. It carries Pb-free and JESD-609 e4 codes, confirming it meets environmental regulations for lead-free manufacturing. The component has an estimated end-of-life of 15 years.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 10+ | $1.1450 | $11.45 |
| 25+ | $1.0392 | $25.98 |
| 100+ | $0.8800 | $88.00 |
| 250+ | $0.8400 | $210.00 |
| 500+ | $0.8100 | $405.00 |
| 1000+ | $0.7609 | $760.90 |
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