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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersLM3477MMX
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LM3477MMX - Texas Instruments

Manufacturer Part Number
LM3477MMX
Manufacturer
Texas Instruments
Allelco Part Number
32D-LM3477MMX
ECAD Model
Parts Description
IC REG CTRLR BUCK/BCK-BST 8VSSOP
Detailed Description
Package
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
Data sheet
LM3477.pdf
RoHs Status
ROHS3 Compliant
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In stock: 20010

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Specifications

LM3477MMX Tech Specifications
Texas Instruments - LM3477MMX technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LM3477MMX

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Vcc/Vdd) 2.97V ~ 35V  
Topology Buck, Buck-Boost  
Synchronous Rectifier No  
Supplier Device Package 8-VSSOP  
Series -  
Serial Interfaces -  
Package / Case 8-TSSOP, 8-MSOP (0.118', 3.00mm Width)  
Package Tape & Reel (TR)  
Output Type Transistor Driver  
Output Phases 1  
Product Attribute Attribute Value  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 500kHz  
Duty Cycle (Max) 93%  
Control Features Enable  
Clock Sync No  
Base Product Number LM3477  

Parts Introduction

Manufacturer Part Number

LM3477MMX

Manufacturer

Texas Instruments

Introduction

Integrated circuit (IC) for DC-DC switching controllers

Product Features and Performance

Operates from 2.97V to 35V input voltage range

Integrated N-channel MOSFET

Fixed 500kHz switching frequency

Up to 93% duty cycle

1 output phase

Supports buck and buck-boost topologies

Enable control feature

Operates over -40°C to 125°C temperature range

Product Advantages

Wide input voltage range

High efficiency

Compact size

Key Technical Parameters

Input voltage: 2.97V to 35V

Switching frequency: 500kHz

Duty cycle: Up to 93%

Number of output phases: 1

Supported topologies: Buck, Buck-Boost

Quality and Safety Features

RoHS3 compliant

Compatibility

Surface mount package: 8-VSSOP

Application Areas

Portable electronics

Industrial equipment

Automotive applications

Product Lifecycle

Currently available

No information on discontinuation or upgrades

Key Reasons to Choose This Product

Wide input voltage range

High efficiency

Compact size

Robust operating temperature range

Integrated N-channel MOSFET for simplified design

Supports multiple power conversion topologies

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LM3477MMX

Product Attribute LM3477MMX LM3477MM LM3477AMM LM3475MF
Part Number LM3477MMX LM3477MM LM3477AMM LM3475MF
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Control Features Enable Enable Enable Enable
Base Product Number LM3477 LM3477 LM3477 LM3475
Duty Cycle (Max) 93% 93% 93% 100%
Clock Sync No No No No
Output Phases 1 1 1 1
Topology Buck, Buck-Boost Buck, Buck-Boost Buck, Buck-Boost Buck
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Output Configuration Positive Positive Positive Positive
Package / Case 8-TSSOP, 8-MSOP (0.118', 3.00mm Width) 8-TSSOP, 8-MSOP (0.118', 3.00mm Width) 8-TSSOP, 8-MSOP (0.118', 3.00mm Width) SC-74A, SOT-753
Frequency - Switching 500kHz 500kHz 500kHz -
Series - - - -
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Number of Outputs 1 1 1 1
Synchronous Rectifier No No No No
Serial Interfaces - - - -
Function Step-Down Step-Down Step-Down Step-Down
Voltage - Supply (Vcc/Vdd) 2.97V ~ 35V 2.97V ~ 35V 2.97V ~ 35V 2.7V ~ 10V
Supplier Device Package 8-VSSOP 8-VSSOP 8-VSSOP SOT-23-5

LM3477MMX Datasheet PDF

Download LM3477MMX pdf datasheets and Texas Instruments documentation for LM3477MMX - Texas Instruments.

PCN Design/Specification
Wire Chg 19/Mar/2016.pdf
HTML Datasheet
LM3477.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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LM3477MMX Image

LM3477MMX

Texas Instruments
32D-LM3477MMX

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