LM25141QRGERQ1 The Texas Instruments LM25141QRGERQ1 is an automotive-grade synchronous buck controller operating at 2.2 MHz. It offers a wide input voltage range and high output current capability.
Mfr Part #:

LM25141QRGERQ1

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM25141QRGERQ1 is an automotive-grade synchronous buck controller operating at 2.2 MHz. It offers a wide input voltage range and high output current capability.
Total Stock: 10,192 pcs
$ Price Range: $1.85

LM25141QRGERQ1 Available from 3 distributors

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Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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8,582 pcs
8582 pcs On Request 1 On Request On Request 22+ On Request On Request
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1,570 pcs
1570 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
40 pcs
40 pcs On Request 1 On Request On Request 22+ On Request On Request

LM25141QRGERQ1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Clock Sync
Control Features
Duty Cycle
Duty Cycle (Max)
Frequency
Function
Industrial Grade
Medical Grade
Military Grade
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Current
Output Phases
Output Type
Supplier Device Package
Supplier Package
Synchronous Rectifier
Tape & Reel
Topology
Voltage

LM25141QRGERQ1 Description

Short technical summary and product information.

The LM25141QRGERQ1 from Texas Instruments is an automotive-qualified DC/DC switching controller designed for high-performance power management applications. This device operates as a synchronous buck controller with a switching frequency of 2.2 MHz, enabling efficient power conversion.

 

Key electrical specifications include an input voltage range from 3.8V to 42V and a maximum output current of 30A. The controller features current mode control, adjustable current limit, enable functionality, frequency synchronization, light load efficiency, power good signaling, pre-bias start-up, spread spectrum, synchronous rectification, and UVLO protection. It is designed to meet CISPR 25 / EN 55025 EMI standards.

 

The LM25141QRGERQ1 is housed in a 24-VQFN (4x4 mm) package and is suitable for surface mount applications. It operates within an ambient temperature range of -40°C to 125°C. The device is AEC-Q100 qualified for automotive applications and is functional safety-capable.

 

This controller is ideal for automotive power systems requiring efficient voltage regulation, noise reduction through spread spectrum frequency modulation, and compliance with stringent automotive standards.

LM25141QRGERQ1 Quick Information

Product Type: DC DC Switching Controller
Canonical Name: LM25141QRGERQ1 Automotive 2.2-MHz Synchronous Buck Controller
Subcategory: Power Management ICs

LM25141QRGERQ1 Compliance

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

LM25141QRGERQ1 Estimated Pricing

Qty Low High
1+ $1.85 $1.85

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

LM25141QRGERQ1 Features

  • Automotive grade synchronous buck controller.
  • Wide 3.8V to 42V input voltage range.
  • High 30A maximum output current.
  • 2.2MHz switching frequency for efficiency.
  • Spread spectrum for reduced EMI.

LM25141QRGERQ1 Applications

  • Automotive power supply designs.
  • High current DC/DC conversion.
  • Systems requiring EMI reduction.
  • Applications needing functional safety.

LM25141QRGERQ1 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range for the LM25141QRGERQ1?

The input voltage range is 3.8 V to 42 V.

What is the maximum output current capability?

The maximum output current is 30 A.

What is the switching frequency of this controller?

The switching frequency is 2.2 MHz.

What is the operating temperature range?

The operating temperature range is -40°C to 125°C.

What package type is the LM25141QRGERQ1 supplied in?

It is supplied in a 24-VQFN Exposed Pad package.

Does this controller support synchronous rectification?

Yes, it features synchronous rectification.

Is the LM25141QRGERQ1 AEC-Q100 qualified?

Yes, it is AEC-Q100 qualified for automotive applications.

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