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LP2981AIM5-5.0/NOPB The Texas Instruments LP2981AIM5-5.0/NOPB is a 100mA, low-dropout linear voltage regulator. It provides a fixed 5V output and operates from an input voltage up to 16V.
Mfr Part #:

LP2981AIM5-5.0/NOPB

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LP2981AIM5-5.0/NOPB is a 100mA, low-dropout linear voltage regulator. It provides a fixed 5V output and operates from an input voltage up to 16V.
✓ Total Stock: 68,518 pcs
$ Price Range: $0.40

LP2981AIM5-5.0/NOPB Available from 3 distributors

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Romaks Technologies ✓
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66,963 pcs
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66963 pcs On Request 1 On Request On Request On Request On Request On Request
PROSOFT ELECTRONICS ✓
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1,000 pcs
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1000 pcs On Request 1 On Request On Request 22+ On Request On Request
Partservice ✓
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555 pcs
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555 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

LP2981AIM5-5.0/NOPB Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Control Features
Current
Load Capacitance
Mounting Type
Noise
Number of Regulators
Operating Temperature
Output Configuration
Output Type
PSRR
Protection Features
Supplier Device Package
Thermal Resistance
Voltage
Voltage Dropout (Max)
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LP2981AIM5-5.0/NOPB Description

Short technical summary and product information.

The Texas Instruments LP2981AIM5-5.0/NOPB is a linear voltage regulator designed for applications requiring a stable output voltage with low noise and high power supply rejection ratio (PSRR).

 

This device features a fixed 5V output voltage and can supply up to 100mA of current. It operates with an input voltage range from 2.5V to 16V (for new chips) and offers a typical dropout voltage of 200mV at 100mA. Key electrical characteristics include a PSRR of 63dB at 1kHz and low quiescent current.

 

Protection features include over current, over temperature, and short circuit protection, enhancing reliability. The regulator is stable with a minimum load capacitance of 2.2µF. It is available in a compact SOT-23-5 package, suitable for surface mount applications.

 

The LP2981AIM5-5.0/NOPB includes an enable pin for power sequencing and control. Its operating temperature range is -40°C to 125°C, making it suitable for a wide variety of environmental conditions.

LP2981AIM5-5.0/NOPB Quick Information

Product Type: Linear Voltage Regulator
Canonical Name: LP2981AIM5-5.0/NOPB Linear Voltage Regulator
Subcategory: Linear

LP2981AIM5-5.0/NOPB Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LP2981AIM5-5.0/NOPB Estimated Pricing

Qty Low High
1+ $0.40 $0.40

Estimated market price range - modelled values for guidance only, not live distributor offers.

LP2981AIM5-5.0/NOPB Features

  • 100mA output current capability.
  • Fixed 5V output voltage.
  • Low dropout voltage of 200mV typical.
  • Enable pin for power control.
  • SOT-23-5 surface mount package.

LP2981AIM5-5.0/NOPB Applications

  • Powering sensitive analog circuits.
  • Battery-powered electronic devices.
  • Post-regulation for switching supplies.
  • Low noise voltage regulation needs.
  • Portable electronic equipment.

LP2981AIM5-5.0/NOPB FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LP2981AIM5-5.0/NOPB?

The LP2981AIM5-5.0/NOPB has a fixed output voltage of 5V.

What is the maximum output current for this voltage regulator?

The maximum output current for the LP2981AIM5-5.0/NOPB is 100mA.

What is the input voltage range for the LP2981AIM5-5.0/NOPB?

The input voltage range is 2.5V to 16V for new chips, and 2.1V to 16V for legacy chips.

What is the typical dropout voltage at 100mA?

The typical dropout voltage at 100mA is 200mV.

What protection features are included in the LP2981AIM5-5.0/NOPB?

It includes over current, over temperature, and short circuit protection.

What is the operating temperature range?

The operating temperature range is -40°C to 125°C.

What package type is the LP2981AIM5-5.0/NOPB supplied in?

It is supplied in a SOT-23-5 package.

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