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LD2981ABU50TR The STMicroelectronics LD2981ABU50TR is a linear voltage regulator with a fixed 5V output and 100mA current capability. It is designed for surface mount applications.
Mfr Part #:

LD2981ABU50TR

Available from 6 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics LD2981ABU50TR is a linear voltage regulator with a fixed 5V output and 100mA current capability. It is designed for surface mount applications.
✓ Total Stock: 134,977 pcs
$ Price Range: $0.28

LD2981ABU50TR Available from 6 distributors

✓ Authorised
✓ Non-Authorised
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.

LD2981ABU50TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Input Voltage
Lead Style
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Current
Output Type
Output Voltage
PSRR
Protection Features
Supplier Device Package
Tape & Reel
Voltage
Voltage Dropout (Max)
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LD2981ABU50TR Description

Short technical summary and product information.

The STMicroelectronics LD2981ABU50TR is a linear voltage regulator IC designed for power management applications. It provides a fixed output voltage of 5V and can supply up to 100mA of current. The device accepts an input voltage up to 16V and features a low voltage dropout of 0.375V at 100mA.

 

Key electrical characteristics include a quiescent current of 150 µA and a PSRR of 63dB at 1kHz. Protection features include over-current and over-temperature protection, enhancing reliability. The operating temperature range is from -40°C to 125°C.

 

This component is housed in a TO-243AA package, also known as SOT-89-3, and is designed for surface mounting. It is supplied in tape and reel or cut tape packaging, suitable for automated assembly processes.

LD2981ABU50TR Quick Information

Product Type: Voltage Regulator - Linear
Canonical Name: LD2981ABU50TR IC REG LINEAR 5V 100MA SOT89-3
Subcategory: Linear

LD2981ABU50TR Compliance

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

LD2981ABU50TR Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

LD2981ABU50TR Features

  • Fixed 5V output voltage.
  • 100mA maximum output current.
  • Low 0.375V voltage dropout.
  • Surface mount SOT-89-3 package.
  • Wide -40°C to 125°C operating temperature.

LD2981ABU50TR Applications

  • Power management circuits.
  • Low power electronic devices.
  • Portable equipment power.
  • General voltage regulation.

LD2981ABU50TR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LD2981ABU50TR?

The LD2981ABU50TR has a fixed output voltage of 5V.

What is the maximum output current for this voltage regulator?

The maximum output current for the LD2981ABU50TR is 100mA.

What is the input voltage range for the LD2981ABU50TR?

The maximum input voltage for the LD2981ABU50TR is 16V.

What is the operating temperature range?

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

What type of package is the LD2981ABU50TR in?

The LD2981ABU50TR is in a TO-243AA package, also known as SOT-89-3.

How is the LD2981ABU50TR mounted?

This component is designed for surface mounting.

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