LM2931AD-33R The STMicroelectronics LM2931AD-33R is a positive fixed linear voltage regulator. It offers a 3.3V output voltage and a 100mA output current.
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LM2931AD-33R

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Mfr Name: ST
ST
The STMicroelectronics LM2931AD-33R is a positive fixed linear voltage regulator. It offers a 3.3V output voltage and a 100mA output current.
✓ Total Stock: 200,000 pcs
$ Price Range: $0.28

LM2931AD-33R Available from 1 distributor

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LM2931AD-33R Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Mounting Type
Operating Temperature
PSRR
Voltage Dropout (Max)

LM2931AD-33R Description

Short technical summary and product information.

The STMicroelectronics LM2931AD-33R is a linear voltage regulator IC designed for positive fixed output applications. It provides a stable 3.3V output voltage with a maximum output current of 100mA. The device features a low dropout voltage of 0.6V at 100mA, making it suitable for applications where input voltage is close to the output voltage.

 

With a maximum input voltage of 26V and a quiescent current of 1mA, the LM2931AD-33R is designed for power-efficient operation. It includes protection features such as current limit and thermal shutdown to ensure reliability. The operating temperature range is -40°C to 125°C (TJ).

 

This component is available in an 8-SOIC package and is designed for surface mounting. The package options include Tape & Reel (TR) and Cut Tape (CT). Its robust design and specifications make it suitable for various electronic systems requiring a reliable voltage regulation.

 

The LM2931AD-33R is RoHS3 compliant, indicating adherence to environmental standards. Its specifications, including PSRR of 78dB at 120Hz, highlight its performance in filtering power supply noise.

LM2931AD-33R Quick Information

Product Type: Linear Voltage Regulator
Series: LM2931A
Canonical Name: LM2931AD-33R Linear Voltage Regulator
Subcategory: PMIC - Voltage Regulators - Linear

LM2931AD-33R Compliance

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

LM2931AD-33R Estimated Pricing

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1+ $0.28 $0.28

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

LM2931AD-33R Features

  • Positive fixed 3.3V output voltage.
  • 100mA maximum output current.
  • Low voltage dropout of 0.6V at 100mA.
  • Wide operating temperature range: -40°C to 125°C.
  • Surface mount 8-SOIC package.

LM2931AD-33R Applications

  • Power supply regulation.
  • Battery-powered devices.
  • Consumer electronics.
  • Industrial control systems.

LM2931AD-33R FAQs

7 frequently asked questions generated from this part’s specifications.
What is the fixed output voltage of the LM2931AD-33R?

3.3V

What is the maximum input voltage?

26V

What is the dropout voltage at 100mA?

0.6V maximum

What is the output current rating?

100mA

What is the typical quiescent current?

1mA

What is the operating temperature range?

-40°C to 125°C (junction)

What package is the LM2931AD-33R offered in?

8-SOIC surface mount package

LM2931AD-33R Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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LM2931AD33R
LM2931AD33R
ST
The STMicroelectronics LM2931AD33R is a linear voltage regulator IC providing a fixed 3.3V output with a maximum output current of 100mA. It operates with an input voltage up to 26V and is housed in an 8-SOIC package.
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