LM140K-15 The Texas Instruments LM140K-15 is a 1A fixed output linear voltage regulator. It offers a 15V output and operates within a wide temperature range.
Mfr Part #:

LM140K-15

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM140K-15 is a 1A fixed output linear voltage regulator. It offers a 15V output and operates within a wide temperature range.
✓ Total Stock: 13 pcs
$ Price Range: $67.87

LM140K-15 Available from 2 distributors

✓ Authorised
✓ Non-Authorised

LM140K-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 Type
PSRR
Protection Features
Supplier Device Package
Voltage
Voltage Dropout (Max)

LM140K-15 Description

Short technical summary and product information.

The LM140K-15 from Texas Instruments is a monolithic 3-terminal positive voltage regulator designed for fixed output applications. It provides a stable 15V output voltage with a maximum output current of 1A. This regulator is built with internal current-limiting, thermal shutdown, and safe-area compensation, making it highly robust.

 

Key electrical specifications include an input voltage range of 17.6V to 35V, a typical dropout voltage of 2500mV at 1A, and an output voltage tolerance of ±4% at 25°C. The device also features a typical quiescent current of 7mA and a PSRR of 50dB at 100 KHz.

 

Designed for reliability, the LM140K-15 operates across a wide temperature range of -55°C to 125°C. It is housed in a TO-3-2 (TO-204AA, TO-3) package and utilizes through-hole mounting.

 

This regulator is suitable for local on-card regulation, helping to eliminate noise and distribution problems associated with single-point regulation in various electronic systems.

LM140K-15 Quick Information

Product Type: Linear Voltage Regulator
Series: LM140K Series
Canonical Name: LM140K-15 1A Fixed Output Linear Regulator
Subcategory: Linear Voltage Regulators

LM140K-15 Compliance

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

LM140K-15 Estimated Pricing

Qty Low High
1+ $67.87 $67.87

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

LM140K-15 Features

  • 1A fixed output linear regulator
  • 15V output voltage
  • Wide -55°C to 125°C operating temperature
  • Internal thermal overload protection
  • TO-3-2 through-hole package

LM140K-15 Applications

  • Local on-card voltage regulation
  • Eliminates noise and distribution issues
  • Suitable for harsh environments
  • Power supply circuits
  • General purpose regulation tasks

LM140K-15 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LM140K-15?

The LM140K-15 provides a fixed output voltage of 15V.

What is the maximum output current of the LM140K-15?

The maximum output current is 1A.

What is the operating temperature range of the LM140K-15?

The operating temperature range is -55°C to 125°C.

What package type is the LM140K-15 available in?

The LM140K-15 is available in a TO-3-2 (TO-204AA, TO-3) through-hole package.

What protection features does the LM140K-15 include?

The LM140K-15 includes over-temperature and short-circuit protection.

What is the typical dropout voltage of the LM140K-15?

The typical dropout voltage is 2500mV at 1A load.

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