LP2989ILD-3.3 Texas Instruments Integrated Circuit (Other) In Stock
LP2989ILD-3.3 is a 3.3V fixed output low dropout linear regulator with 700mA output current, 0.31V typical dropout voltage, and ultra-low noise operation. Ideal for portable electronics and noise-sensitive applications. From $0.97 in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- LP2989ILD-3.3 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.9672(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 3.3V output voltage with ±0.5% initial accuracy for precise power regulation
- Ultra-low 0.31V typical dropout voltage enables efficient operation from low input supplies
- 700mA output current capability in compact SOIC-8 package for space-constrained designs
- 16V maximum input voltage provides wide input range compatibility
- Ultra-low noise output ideal for RF, audio, and precision analog circuits
Applications
The LP2989ILD-3.3 is well-suited for portable consumer electronics, battery-powered devices, and noise-sensitive analog/RF circuits requiring a stable 3.3V rail. Its low dropout characteristics make it ideal for single-cell Li-ion or multi-cell battery-powered applications where input-output voltage difference is minimal. It also serves DSP and microcontroller power supplies, wireless communication modules, and precision data acquisition systems.
Specifications
| Pbfree Code | No |
| YTEOL | 0 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.65V |
| Dropout Voltage1-Nom | 0.31V |
| Input Voltage Absolute-Max | 16V |
| Input Voltage-Max | 16V |
| Input Voltage-Min | 4.3V |
| JESD-30 Code | S-PDSO-N8 |
| JESD-609 Code | e0 |
| Line Regulation-Max | 0.0123% |
| Load Regulation-Max | 0.0132% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -25 °C |
| Output Current1-Max | 0.5A |
| Output Voltage1-Max | 3.4155V |
| Output Voltage1-Min | 3.1515V |
| Output Voltage1-Nom | 3.3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC8,.15,32 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 235 |
| Qualification Status | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Terminal Finish | TIN LEAD |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.8mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 20 |
| Voltage Tolerance-Max | 5% |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output voltage and current rating of the LP2989ILD-3.3?
The LP2989ILD-3.3 provides a fixed 3.3V output voltage with ±0.5% initial accuracy and supports up to 700mA output current, making it suitable for powering microcontrollers, DSPs, and RF modules in portable applications.
What is the dropout voltage of the LP2989ILD-3.3 and why does it matter?
The LP2989ILD-3.3 has a typical dropout voltage of 0.31V and a maximum of 0.65V. This low dropout allows the regulator to maintain a regulated 3.3V output even when the input voltage is as low as approximately 3.95V, which is critical for battery-powered designs to maximize usable battery life.
What package does the LP2989ILD-3.3 come in and what is its input voltage range?
The LP2989ILD-3.3 is housed in an SOIC-8 (S-PDSO-N8) package with an input voltage range of 4.3V to 16V. This wide input range makes it compatible with various power sources including Li-ion batteries, 5V USB rails, and 12V DC supplies.
What are typical applications for the LP2989ILD-3.3?
Typical applications include portable consumer electronics, RF and wireless communication modules, precision analog signal chains, audio circuits, DSP power supplies, and any noise-sensitive system requiring a clean and stable 3.3V regulated output.
Related Guides
CDCE913PWR Programmable Clock Synthesizer Design Guide
Complete design guide for the CDCE913PWR clock synthesizer: VCO range, I2C programming, decoupling, and layout best practices for embedded systems.
May 22, 2026
OPA4277MDTEP Precision Quad Op-Amp Selection Guide: How to Choose the Right Variant
How to choose the right OPA4277 quad precision op-amp variant—OPA4277MDTEP vs UA—covering offset voltage, CMRR, supply range, and temperature grade.
May 22, 2026
SN74LVC14APWR Hex Schmitt-Trigger Inverter: Application Note and Design Guide
Complete design guide for the SN74LVC14APWR hex Schmitt-trigger inverter: thresholds, decoupling, oscillator design, package selection, and common pitfalls.
May 21, 2026
TPS62841DGRR Buck Converter Selection Guide: Ultra-Low 60 nA IQ for Battery-Powered IoT
How to choose the right TPS62841 variant for IoT, wearables, and wireless sensors: quiescent current, voltage range, package, and application examples.
May 21, 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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.1300 | $5.13 |
| 74+ | $3.1635 | $234.10 |
| 154+ | $1.9500 | $300.30 |
| 1000+ | $1.2900 | $1290.00 |
| 10000+ | $1.1500 | $11500.00 |
| 100000+ | $0.9672 | $96720.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”