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See Technical Specifications

LM3481MM/NOPB +BOM

Switching Regulator/Controller, Current-mode with 550kHz Switching Frequency

Manufacturer:

Texas Instruments
Mfr.Part #:

LM3481MM/NOPB
Datasheet:

LM3481MM/NOPB Datasheet (PDF)
Topology:

Boost, Flyback, Forward, SEPIC
Vin (min) (V):

2.97
Vin (max) (V):

48
Vout (min) (V):

1.26
EDA/CAD Models:

Request Free CAD Models for LM3481MM/NOPB

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Tel: +852 95804164

LM3481MM/NOPB General Description

With its comprehensive set of built-in protection features, including thermal shutdown, short-circuit protection, and overvoltage protection, the LM3481MM/NOPB ensures the safety and reliability of the power supply system. The power-saving shutdown mode and internal soft-start further enhance the device's efficiency and usability, making it a valuable component for power supply sequencing and start-up applications

Key Features

Compact surface-mount package
Suitable for portable devices
Efficiency up to 97%
Wide temperature range

Application

LED driver circuits with LM3481
Optimize battery charging
Efficient power solutions

Specifications

Topology	Boost, Flyback, Forward, SEPIC	Vin (min) (V)	2.97
Vin (max) (V)	48	Vout (min) (V)	1.26
Vout (max) (V)	500	Regulated outputs (#)	1
Switching frequency (min) (kHz)	100	Switching frequency (max) (kHz)	1000
Iq (typ) (mA)	3.7	Features	Adjustable current limit, Enable, Frequency synchronization, Light Load Efficiency, Nonsynchronous rectification, Pre-Bias Start-Up, UVLO adjustable
Duty cycle (max) (%)	85	Rating	Catalog
Operating temperature range (°C)	-40 to 125	Type	Controller

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Packing

AVAQ determines and packages all devices based on electrostatic discharge (ESD) and moisture sensitivity level (MSL) protection requirements.

Warranty

365-Day Product

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Ratings and Reviews

A**n 04/29/2023

Stitched the w25x40 chip in the samsung monitor. The truth has not soldered yet, the firmware was not successful even with additional power, but i'm happy. The soldered chip was pressed into the clothespin and everything worked in automatic mode.