LM2734YMK The Texas Instruments LM2734YMK is a monolithic, high-frequency, PWM step-down DC/DC converter. It provides 1A output current with an adjustable output voltage.
Mfr Part #:

LM2734YMK

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM2734YMK is a monolithic, high-frequency, PWM step-down DC/DC converter. It provides 1A output current with an adjustable output voltage.
✓ Total Stock: 68,078 pcs
$ Price Range: $0.16

LM2734YMK Available from 3 distributors

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66,963 pcs
66963 pcs On Request 1 On Request On Request On Request On Request On Request
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1,105 pcs
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10 pcs
10 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 On Request On Request

LM2734YMK Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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AEC Qualified
Automotive Grade
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Industrial Grade
Medical Grade
Military Grade
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Synchronous Rectifier
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LM2734YMK Description

Short technical summary and product information.

The LM2734YMK from Texas Instruments is a high-frequency, PWM step-down DC/DC converter designed for efficient power management. This device operates with an input voltage range of 3V to 20V and can deliver an output current of up to 1A. The output voltage is adjustable, ranging from 0.8V to 18V.

 

Key electrical characteristics include a switching frequency of 550kHz for the LM2734Y variant, a typical quiescent current of 2.1mA, and a shutdown current of 30nA. It features an internal 0.8V voltage reference with 2% accuracy and a maximum duty cycle of 96%. The integrated NMOS switch has a low on-resistance of 300mΩ.

 

Packaged in a compact SOT-23-6 Thin (TSOT-23-6) surface-mount package, the LM2734YMK is suitable for applications requiring a small PCB footprint. The operating temperature range is -40°C to 125°C (TJ). This regulator offers features like light-load efficiency and prebias startup, making it a versatile solution for various power conversion needs.

LM2734YMK Quick Information

Product Type: DC/DC Switching Regulator
Series: LM2734
Canonical Name: LM2734YMK Step-Down DC/DC Converter
Subcategory: Step-Down

LM2734YMK Compliance

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

LM2734YMK Estimated Pricing

Qty Low High
1+ $0.16 $0.16

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

LM2734YMK Features

  • 1A output current capability.
  • Adjustable output voltage from 0.8V to 18V.
  • Wide 3V to 20V input voltage range.
  • 550kHz switching frequency.
  • Compact SOT-23-6 Thin package.

LM2734YMK Applications

  • Efficient DC-DC power conversion.
  • Portable electronic devices.
  • Battery-powered systems.
  • Point-of-load power supplies.

LM2734YMK FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LM2734YMK?

The input voltage range is 3V to 20V.

What is the output current capability of the LM2734YMK?

The maximum output current is 1A.

What is the output voltage range of the LM2734YMK?

The adjustable output voltage range is 0.8V to 18V.

What is the operating temperature range of the LM2734YMK?

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

What package is the LM2734YMK available in?

It is available in a thin SOT-23-6 (TSOT-23-6) package.

What is the switching frequency of the LM2734YMK?

The switching frequency is 550kHz.

What is the quiescent current of the LM2734YMK?

The typical quiescent current is 2.1mA.

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