LM323K The Motorola Semiconductor LM323K is a three-terminal adjustable voltage regulator with a preset 5V output and a load driving capability of 3A. It offers internal current and thermal limiting for enhanced reliability.
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LM323K

Available from 1 distributors
Mfr Name: Motorola Semicondutor
Motorola Semicondutor
The Motorola Semiconductor LM323K is a three-terminal adjustable voltage regulator with a preset 5V output and a load driving capability of 3A. It offers internal current and thermal limiting for enhanced reliability.
✓ Total Stock: 1 pcs
$ Price Range: $0.28

LM323K Available from 1 distributor

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LM323K Specifications Quick View

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LM323K Description

Short technical summary and product information.

The LM323K from Motorola Semiconductor is a robust three-terminal positive voltage regulator designed for applications requiring a stable 5V output with a significant current capacity of 3A. Its design incorporates internal current limiting and thermal shutdown features, providing protection against overloads and ensuring reliable operation.

 

Key electrical characteristics include a typical output impedance of 0.01 Ohm and a minimum input voltage requirement of 7.5V. The device is rated for a power dissipation of 30W and operates within a temperature range of 0°C to 125°C. The LM323K is available in both TO-3 and TO-220 package types, suitable for through-hole mounting.

 

This regulator is well-suited for systems where a high-current, reliable voltage source is essential. Its built-in protection mechanisms simplify design and enhance system robustness, making it a dependable choice for various power supply applications.

LM323K Quick Information

Product Type: Voltage Regulator
Series: LM323
Canonical Name: LM323K Three-terminal 3 A Adjustable Voltage Regulator
Subcategory: Linear

LM323K Compliance

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

LM323K Estimated Pricing

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1+ $0.28 $0.28

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

LM323K Features

  • 3A output current capability.
  • Preset 5V output voltage.
  • Internal current limiting.
  • Internal thermal shutdown protection.
  • Available in TO-3 and TO-220 packages.

LM323K Applications

  • Suitable for powering logic circuits and microcontrollers.
  • Used in industrial control and instrumentation systems.
  • Ideal for post-regulation in power supply designs.
  • Applicable in automotive and consumer electronics.

LM323K FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LM323K?

The LM323K has a fixed nominal output voltage of 5V.

What is the maximum output current of the LM323K?

The LM323K can deliver up to 3A output current.

What is the operating temperature range of the LM323K?

The LM323K operates from 0°C to 125°C.

What packages is the LM323K available in?

The LM323K is available in TO-3 and TO-220 through-hole packages.

Does the LM323K have internal protection?

Yes, the LM323K features internal current limiting and thermal limiting.

What is the minimum input voltage required for the LM323K?

The minimum input voltage required is 7.5V.

What is the power dissipation rating of the LM323K?

The LM323K has a power dissipation rating of 30W.

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