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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearLM238K
LM238K Image
Image may be representation.
See specifications for product details.

LM238K - STMicroelectronics

Manufacturer Part Number
LM238K
Manufacturer
STMicroelectronics
Allelco Part Number
32D-LM238K
ECAD Model
Parts Description
IC REG LINEAR POS ADJ 5A TO3
Detailed Description
Package
TO-204AA, TO-3
Data sheet
LMx38.pdf
RoHs Status
ROHS3 Compliant
In stock: 17490

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Quantity

Specifications

LM238K Tech Specifications
STMicroelectronics - LM238K technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - LM238K

Product Attribute Attribute Value  
Manufacturer STMicroelectronics  
Voltage Dropout (Max) -  
Voltage - Output (Min/Fixed) 1.2V  
Voltage - Output (Max) 32V  
Voltage - Input (Max) 35V  
Supplier Device Package TO-3  
Series -  
Protection Features Over Current, Over Temperature  
Package / Case TO-204AA, TO-3  
Package Bag  
Product Attribute Attribute Value  
PSRR 75dB ~ 60dB (120Hz)  
Output Type Adjustable  
Output Configuration Positive  
Operating Temperature -25°C ~ 150°C  
Number of Regulators 1  
Mounting Type Through Hole  
Current - Output 5A  
Control Features -  
Base Product Number LM238  

Parts Introduction

Manufacturer Part Number

LM238K

Manufacturer

stmicroelectronics

Introduction

The LM238K is a high-performance, high-current linear voltage regulator from stmicroelectronics. It is designed to provide a stable and adjustable output voltage from a wide input voltage range, making it suitable for a variety of power supply applications.

Product Features and Performance

Adjustable output voltage from 1.2V to 32V

Maximum output current of 5A

Low dropout voltage

High power supply rejection ratio (PSRR) of 75dB to 60dB (120Hz)

Over-current and over-temperature protection

Product Advantages

Flexible output voltage adjustment

High output current capability

Robust protection features

Wide operating temperature range

Key Reasons to Choose This Product

Reliable and efficient power regulation

Versatile for various applications

Easy to integrate into power supply designs

Backed by stmicroelectronics' quality and support

Quality and Safety Features

Designed and manufactured to high quality standards

Robust protection against over-current and over-temperature conditions

Ensures safe and reliable operation in diverse environments

Compatibility

The LM238K is a general-purpose linear voltage regulator that can be used in a wide range of applications, including consumer electronics, industrial equipment, and automotive systems.

Application Areas

Power supplies for electronic devices

Voltage regulation in industrial and automotive applications

Battery chargers and backup power systems

Embedded systems and IoT devices

Product Lifecycle

The LM238K is an obsolete product, meaning it is no longer in active production. However, there are several equivalent or alternative models available, such as the LM338K and LM317. Customers are advised to contact our website's sales team for more information on available options and product recommendations.

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics LM238K

Product Attribute LM238K LM237KCSE3 LM236Z-5-0 LM237T
Part Number LM238K LM237KCSE3 LM236Z-5-0 LM237T
Manufacturer STMicroelectronics Texas Instruments NS STMicroelectronics
Supplier Device Package TO-3 TO-220-3 - -
Control Features - - - -
Voltage - Input (Max) 35V -40V - -
Series - - - -
Package Bag Tube - -
Protection Features Over Current, Over Temperature Over Current, Over Temperature - -
Current - Output 5A 1.5A - -
Voltage Dropout (Max) - - - -
Package / Case TO-204AA, TO-3 TO-220-3 - -
Operating Temperature -25°C ~ 150°C -25°C ~ 150°C - -
Mounting Type Through Hole Through Hole - -
Voltage - Output (Max) 32V -37V - -
Base Product Number LM238 LM237 - -
PSRR 75dB ~ 60dB (120Hz) 77dB (120Hz) - -
Output Configuration Positive Negative - -
Number of Regulators 1 1 - -
Output Type Adjustable Adjustable - -
Voltage - Output (Min/Fixed) 1.2V -1.2V - -

LM238K Datasheet PDF

Download LM238K pdf datasheets and STMicroelectronics documentation for LM238K - STMicroelectronics.

HTML Datasheet
LMx38.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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LM238K Image

LM238K

STMicroelectronics
32D-LM238K

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