LP2989ILD-2.5/NOPB
- Mfr.Part #
- LP2989ILD-2.5/NOPB
- Manufacturer
- National Semiconductor
- Package / Case
- 8-WDFN Exposed Pad
- Datasheet
- Download
- Description
- IC REG LINEAR 2.5V 500MA 8WSON
- Stock
- 1,362
- In Stock :
- 1,362
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- Manufacturer :
- National Semiconductor
- Product Category :
- Voltage Regulators - Linear
- Pbfree Code :
- yes
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Mount :
- Surface Mount
- Number of Pins :
- 8
- Number of Outputs :
- 1
- PSRR :
- 60dB (1kHz)
- Radiation Hardening :
- No
- Height :
- 800μm
- Thickness :
- 800μm
- Current Rating :
- 500mA
- Dropout Voltage :
- 310mV
- Packaging :
- Tape and Reel (TR)
- Peak Reflow Temperature (Cel) :
- 260
- Output Voltage Accuracy :
- 1.25 %
- ECCN Code :
- EAR99
- Package / Case :
- 8-WDFN Exposed Pad
- Terminal Finish :
- Matte Tin (Sn)
- Quiescent Current :
- 110μA
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Min Input Voltage :
- 2.1V
- Packing Method :
- TR
- Number of Regulators :
- 1
- Output Voltage 1 :
- 2.5V
- Accuracy :
- 1.25 %
- Base Part Number :
- LP2989
- Voltage Tolerance-Max :
- 5%
- Output Voltage :
- 2.5V
- Mounting Type :
- Surface Mount
- Dropout Voltage1-Nom :
- 0.31V
- Voltage - Input (Max) :
- 16V
- Control Features :
- Enable
- Operating Temperature :
- -40°C~125°C
- Output Type :
- FIXED
- Voltage Dropout (Max) :
- 0.65V @ 500mA
- Width :
- 4mm
- Lead Free :
- Lead Free
- RoHS Status :
- ROHS3 Compliant
- Current - Supply (Max) :
- 9mA
- Factory Lead Time :
- 6 Weeks
- Terminal Position :
- Dual
- Number of Functions :
- 1
- Max Output Current :
- 500mA
- Number of Terminations :
- 8
- Length :
- 4mm
- Current - Quiescent (Iq) :
- 175μA
- Pin Count :
- 8
- Protection Features :
- Over Current, Over Temperature, Short Circuit
- JESD-609 Code :
- e3
- Output Configuration :
- Positive
- Datasheets
- LP2989ILD-2.5/NOPB

Voltage Regulators - Linear National Semiconductor LP2989ILD-2.5/NOPB Overview
The Voltage Regulators - Linear National Semiconductor LP2989ILD-2.5/NOPB is a high-performance, low-dropout linear regulator designed specifically for maintaining a stable 2.5V output with a supply variation. This compact IC, housed in an 8-WSON package, offers excellent thermal performance and is ideal for tight space constraints in advanced electronic systems. The device ensures a robust output with a current capacity of 500 mA, making it highly suitable for sensitive applications where precise voltage regulation is critical. With its superior dropout characteristics and low noise output, this regulator provides a reliable and consistent power supply, contributing to the enhanced performance and longevity of your electronic components.
LP2989ILD-2.5/NOPB Features
The LP2989ILD-2.5/NOPB from National Semiconductor boasts several key features that make it a preferred choice for designers. These include its ability to maintain a low dropout voltage of just 500 mV at full load, enhancing system efficiency. Additionally, the device features built-in thermal shutdown and current limit protections, ensuring safe operation under abnormal conditions. Its low noise output, with only 33 µVRMS over a 10 Hz to 100 kHz bandwidth, is particularly advantageous in sensitive audio and RF applications.
LP2989ILD-2.5/NOPB Applications
- Portable Devices: Perfect for powering battery-operated devices like smartphones and tablets, where consistent and efficient power delivery is necessary for optimal performance.
- Medical Equipment: Used in medical devices that require precise and stable voltage supplies to ensure accuracy and reliability in readings and performance.
- RF Applications: Ideal for radio frequency applications due to its low noise characteristics, helping to maintain signal integrity without interference.
- Audio Equipment: The regulator’s low noise output makes it suitable for high-end audio applications, ensuring clear sound quality by minimizing power-related noise.
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