LM2940CT-15 The Texas Instruments LM2940CT-15 is a linear voltage regulator with a fixed 15V output and a 1A current capability. It features a low dropout voltage and is housed in a TO-220-3 package.
Mfr Part #:

LM2940CT-15

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM2940CT-15 is a linear voltage regulator with a fixed 15V output and a 1A current capability. It features a low dropout voltage and is housed in a TO-220-3 package.
✓ Total Stock: 89 pcs
$ Price Range: $0.28

LM2940CT-15 Available from 2 distributors

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✓ Non-Authorised
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63 pcs
63 pcs On Request 1 On Request On Request On Request On Request On Request
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26 pcs
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LM2940CT-15 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Current
Output Type
PSRR
Package Quantity
Protection Features
Quiescent Current
Supplier Device Package
Supplier Package
Voltage
Voltage Dropout (Max)

LM2940CT-15 Description

Short technical summary and product information.

The Texas Instruments LM2940CT-15 is a high-performance linear voltage regulator designed for various applications. It provides a fixed 15V output voltage and can supply up to 1A of output current. A key feature is its low dropout voltage, typically 0.5V at 1A, ensuring efficient operation.

 

The regulator operates over an input voltage range of 6V to 26V and features a high Power Supply Rejection Ratio (PSRR) of 66dB at 120Hz. Protection features include over current, over temperature, reverse polarity, and short circuit protection, making it suitable for demanding environments.

 

Designed for through-hole mounting, the LM2940CT-15 comes in a TO-220-3 package. It operates within a temperature range of 0°C to 125°C. The device also includes a quiescent current reduction circuit that lowers ground current when the input-output voltage differential exceeds approximately 3V.

 

This regulator is well-suited for applications requiring stable voltage regulation with robust protection mechanisms. Its fixed output and reliable performance make it a practical choice for power management solutions.

LM2940CT-15 Quick Information

Product Type: Linear Voltage Regulator
Series: LM2940C
Canonical Name: LM2940CT-15
Subcategory: Low-Dropout (LDO) Regulators

LM2940CT-15 Compliance

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

LM2940CT-15 Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

LM2940CT-15 Features

  • Fixed 15V positive output voltage.
  • 1A output current capability.
  • Low dropout voltage typically 0.5V.
  • TO-220-3 through-hole package.
  • Includes over current and thermal protection.

LM2940CT-15 Applications

  • Stable voltage regulation.
  • Power management solutions.
  • Automotive applications.
  • Systems requiring reverse polarity protection.

LM2940CT-15 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LM2940CT-15?

The LM2940CT-15 has a fixed output voltage of 15V.

What is the maximum output current for the LM2940CT-15?

The LM2940CT-15 can supply in excess of 1A of output current.

What is the dropout voltage of the LM2940CT-15?

The dropout voltage is typically 0.5V at 1A output current, with a maximum of 1V over the entire temperature range.

What is the operating temperature range for this voltage regulator?

The operating temperature range is 0°C to 125°C.

What protection features are included in the LM2940CT-15?

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

What package type is the LM2940CT-15 supplied in?

The LM2940CT-15 is supplied in a TO-220-3 package for through-hole mounting.

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