LM2731XMFX/NOPB The Texas Instruments LM2731XMFX/NOPB is a current-mode boost converter. It features a 22V internal FET switch and operates at up to 1.6MHz.
Mfr Part #:

LM2731XMFX/NOPB

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM2731XMFX/NOPB is a current-mode boost converter. It features a 22V internal FET switch and operates at up to 1.6MHz.
✓ Total Stock: 130,944 pcs
$ Price Range: $0.16

LM2731XMFX/NOPB Available from 3 distributors

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LM2731XMFX/NOPB Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Duty Cycle
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Type
Quiescent Current
Supplier Device Package
Synchronous Rectifier
Topology
Voltage

LM2731XMFX/NOPB Description

Short technical summary and product information.

The LM2731XMFX/NOPB from Texas Instruments is a current-mode boost converter designed for high power density applications. It operates at fixed switching frequencies of 1.6 MHz (X option) and 600 kHz (Y option). The device incorporates a 22-V internal DMOS FET switch with a current limit of up to 1.8 A, making it suitable for boosting voltages up to 20 V.

 

Key electrical specifications include a wide input voltage range of 2.7 V to 14 V and an adjustable output voltage. The converter features low quiescent current of 2 µA and very low shutdown current (<1 µA). It also includes cycle-by-cycle current limiting and is internally compensated.

 

This boost converter is housed in a compact 5-lead SOT-23 package, enabling the use of tiny capacitors and inductors. The surface mountable design is ideal for space-constrained applications. The operating temperature range is -40°C to 125°C (TJ).

LM2731XMFX/NOPB Quick Information

Product Type: Boost Converter
Canonical Name: LM2731XMFX/NOPB Boost Converter with 22V Internal FET Switch
Subcategory: Boost Converters

LM2731XMFX/NOPB Compliance

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

LM2731XMFX/NOPB Estimated Pricing

Qty Low High
1+ $0.16 $0.16

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

LM2731XMFX/NOPB Features

  • Current-mode boost converter with 22V internal FET.
  • 1.8A switch current limit capability.
  • Adjustable output voltage up to 22V.
  • Operates at 1.6MHz switching frequency.
  • Compact SOT-23-5 package for high power density.

LM2731XMFX/NOPB Applications

  • Ideal for portable electronic devices.
  • Suitable for battery-powered systems.
  • Used in LED driver applications.
  • Powering systems requiring higher voltages.

LM2731XMFX/NOPB FAQs

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

2.7V to 14V.

What is the output voltage range?

Adjustable from 1.23V to 22V.

What package is available?

SOT-23-5 (also SC-74A, SOT-753).

What is the operating temperature range?

-40°C to 125°C.

What is the switching frequency?

1.6MHz (X option) or 0.6MHz (Y option).

What is the typical quiescent current?

2µA.

What is the maximum duty cycle?

93%.

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