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LM2731XMFX

Texas Instruments

-40℃~+125℃@(TJ) 1 1.6MHz 1.8A 2.7V~14V 2.7V~22V 2mA Adjustable Boost Boost Built-in No SOT-23-5 DC-DC Converters ROHS

Extended
DatasheetJLCPCBLCSCti/LM2731XMFX
Category
DC DC Converters
Package
SOT-23-5
Pins
5

Overview

The LM2731XMFX is a DC DC Converter made by Texas Instruments in a SOT-23-5 package with 5 pins. -40℃~+125℃@(TJ) 1 1.6MHz 1.8A 2.7V~14V 2.7V~22V 2mA Adjustable Boost Boost Built-in No SOT-23-5 DC-DC Converters ROHS.

PCBKit's library has its KiCad symbol (Regulator_Switching:LM2731XMF, from KiCad's library) and its footprint (Package_TO_SOT_SMD:SOT-23-5, from KiCad's library), ready for a KiCad board. 2,698 are in stock at JLCPCB (part C485804).

Symbol

SW1GND2FB3EN4VIN5
Regulator_Switching:LM2731XMFFrom KiCad's library

Footprint

12345
Package_TO_SOT_SMD:SOT-23-5From KiCad's library

Parameters

17
Features
Cycle-by-cycle current limiting
Frequency - Switching
1.6MHz
Function
Boost
Input Voltage
2.7V~14V
Number of Outputs
1
Operating Temperature
-40℃~+125℃@(TJ)
Output Current
1.8A
Output Current (Max)
1.8A
Output Type
Adjustable
Output Voltage
2.7V~22V
Quiescent Current
2mA
Switch tube (built-in/external)
Built-in
Switching Frequency
1.6MHz
Synchronous Rectification
NO
Synchronous Rectifier
No
Topology
Boost
Voltage - Supply
2.7V~14V

Order codes

1

Pinout

5
The pins of the LM2731XMFX
PinNameType
1SWOutput
2GNDPower in
3FBInput
4ENInput
5VINInput

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Questions

Is there a KiCad symbol and footprint for the LM2731XMFX?

Yes. The symbol is Regulator_Switching:LM2731XMF and the footprint Package_TO_SOT_SMD:SOT-23-5, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the LM2731XMFX?

SOT-23-5, with 5 pins. Its footprint is drawn on this page.

Where is the LM2731XMFX datasheet?

Texas Instruments publishes it: the Datasheet link on this page opens it.

Where can I order the LM2731XMFX?

JLCPCB lists it as part C485804, with 2,698 in stock; the sellers' links on this page open their listings.

What can replace the LM2731XMFX?

Parts like it in the library: the TLV62569DBV by Texas Instruments, the SY8089AAAC by 矽力杰silergy, the SY8089A1AAC by 矽力杰silergy and the ETA3409S2F by etasolution. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8