LMR14203XMKX The Texas Instruments LMR14203XMKX is a 0.3A step-down DC/DC switching regulator. It operates with an input voltage range of 4.5V to 42V and provides an output voltage range of 0.765V to 34V.
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LMR14203XMKX

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LMR14203XMKX is a 0.3A step-down DC/DC switching regulator. It operates with an input voltage range of 4.5V to 42V and provides an output voltage range of 0.765V to 34V.
✓ Total Stock: 6,413 pcs

LMR14203XMKX Available from 1 distributor

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LMR14203XMKX Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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LMR14203XMKX Description

Short technical summary and product information.

The LMR14203XMKX from Texas Instruments is a highly integrated step-down DC/DC switching regulator designed for efficient power conversion. It supports a wide input voltage range from 4.5V to 42V, making it suitable for various power supply applications. The device can deliver an output current of up to 0.3A and offers an adjustable output voltage ranging from 0.765V to 34V.

 

Key electrical features include a switching frequency of 1.25MHz, which aids in reducing the overall solution size. It incorporates essential protection features such as overcurrent protection and short-circuit protection for enhanced reliability. The regulator also includes a soft-start function to minimize inrush current during power-up and a low shutdown quiescent current of 16µA.

 

Packaged in a compact Thin SOT-23-6 surface-mount package, the LMR14203XMKX offers a small solution footprint. Its operating temperature range is -40°C to 125°C, ensuring performance in demanding environments. This regulator is designed for ease of use, with internal compensation simplifying external component selection.

LMR14203XMKX Quick Information

Product Type: Step-Down DC/DC Switching Regulator
Canonical Name: LMR14203XMKX Step-Down DC/DC Switching Regulator
Subcategory: Step-Down

LMR14203XMKX Compliance

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

LMR14203XMKX Features

  • Wide 4.5V to 42V input voltage range.
  • Up to 0.3A output current capability.
  • Adjustable output voltage from 0.765V to 34V.
  • 1.25MHz switching frequency for small solutions.
  • Integrated overcurrent and short-circuit protection.

LMR14203XMKX Applications

  • Powering digital ICs.
  • General purpose power supplies.
  • Battery powered devices.
  • Industrial control systems.

LMR14203XMKX FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LMR14203XMKX?

The input voltage range is 4.5V to 42V.

What is the output voltage range?

The output voltage range is 0.765V to 34V.

What is the maximum output current?

The maximum output current is 0.3A.

What is the switching frequency?

The switching frequency is 1.25MHz.

What is the operating temperature range?

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

What package type is the LMR14203XMKX available in?

It is available in a thin SOT-23-6 package (2.9mm x 2.8mm).

What is the quiescent current?

Typical quiescent current is 1.3mA; shutdown current is 16µA.

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