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LM3481QMM, in 3D

LM3481QMM

Texas Instruments

-40℃~+125℃@(TJ) 1 1.256V~1.294V 1MHz 2.97V~48V 3.7mA Adjustable Boost Boost、SEPIC、Flyback External No Overcurrent Protection、Light load efficient mode、Cycle-by-cycle current limiting、Adjustable current limiting、Frequency synchronization、External compensation VSSOP-10-0.5mm DC-DC Converters ROHS

Extended
DatasheetJLCPCBLCSCti/LM3481QMM
Category
DC DC Converters
Package
VSSOP-10-0.5mm
Pins
10

Overview

The LM3481QMM is a DC DC Converter made by Texas Instruments in a VSSOP-10-0.5mm package with 10 pins. -40℃~+125℃@(TJ) 1 1.256V~1.294V 1MHz 2.97V~48V 3.7mA Adjustable Boost Boost、SEPIC、Flyback External No Overcurrent Protection、Light load efficient mode、Cycle-by-cycle current limiting、Adjustable current limiting、Frequency synchronization、External compensation VSSOP-10-0.5mm DC-DC Converters ROHS.

PCBKit's library has its KiCad symbol (Celestial_Power_Switchmode:TI LM3481, from Altium's library) and its footprint (EasyEDA_Cloud:VSSOP-10_L3.0-W3.0-P0.50-LS4.9-BL, from EasyEDA), ready for a KiCad board. 6 are in stock at JLCPCB (part C205461).

Symbol

VCC9VIN10UVLO2FA/SYNC/SD6ISEN1FB4COMP3PGND7DR8AGND5
Celestial_Power_Switchmode:TI LM3481From Altium's library

Footprint

EasyEDA_Cloud:VSSOP-10_L3.0-W3.0-P0.50-LS4.9-BLFrom EasyEDA

Parameters

12
Features
Frequency synchronization
Frequency - Switching
1MHz
Function
Boost
Number of Outputs
1
Operating Temperature
-40℃~+125℃@(TJ)
Output Type
Adjustable
Output Voltage
1.256V~1.294V
Quiescent Current
3.7mA
Switch tube (built-in/external)
External
Synchronous Rectifier
No
Topology
Flyback
Voltage - Supply
2.97V~48V

Order codes

1

Pinout

10
The pins of the LM3481QMM
PinNameType
1ISENOpen collector
2UVLOPassive
3COMPPassive
4FBPassive
5AGNDPower in
6FA/SYNC/SDPassive
7PGNDPower in
8DRPower in
9VCCPassive
10VINPower in

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Questions

Is there a KiCad symbol and footprint for the LM3481QMM?

Yes. The symbol is Celestial_Power_Switchmode:TI LM3481 and the footprint EasyEDA_Cloud:VSSOP-10_L3.0-W3.0-P0.50-LS4.9-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the LM3481QMM?

VSSOP-10-0.5mm, with 10 pins. Its footprint is drawn on this page.

Where is the LM3481QMM datasheet?

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

Where can I order the LM3481QMM?

JLCPCB lists it as part C205461, with 6 in stock; the sellers' links on this page open their listings.

What can replace the LM3481QMM?

Parts like it in the library: the LM3481MMX by Texas Instruments, the LM3481QMMX by Texas Instruments, the TPS53015DGS by Texas Instruments and the CD5022IVS by Shenzhen CYT Semicon Tech. Check their datasheets: a part that fits the footprint may still differ in its ratings.

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