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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersLTC3731HG#TRPBF
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LTC3731HG#TRPBF - Analog Devices Inc.

Manufacturer Part Number
LTC3731HG#TRPBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LTC3731HG#TRPBF
ECAD Model
Parts Description
IC REG CTRLR BUCK 36SSOP
Package
36-SSOP (0.209", 5.30mm Width)
Data sheet
LTC3731H.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 5538

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Specifications

LTC3731HG#TRPBF Tech Specifications
Analog Devices Inc. - LTC3731HG#TRPBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LTC3731HG#TRPBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Supply (Vcc/Vdd) 3.8V ~ 7V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 36-SSOP  
Series PolyPhase®  
Serial Interfaces -  
Package / Case 36-SSOP (0.209", 5.30mm Width)  
Package Tape & Reel (TR)  
Output Type Transistor Driver  
Output Phases 3  
Product Attribute Attribute Value  
Output Configuration Positive  
Operating Temperature -40°C ~ 140°C (TJ)  
Number of Outputs 3  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 225kHz ~ 680kHz  
Duty Cycle (Max) 98.5%  
Control Features Enable, Phase Control, Power Good, Soft Start  
Clock Sync No  
Base Product Number LTC3731  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

LTC3731HG#TRPBF

Manufacturer

analog-devices

Introduction

The LTC3731 is a high-performance, triple-output, synchronous step-down DC/DC controller that operates from a wide 3.8V to 7V input voltage range. It features a flexible, robust design with high efficiency and excellent transient response, making it ideal for a variety of applications, including industrial, automotive, and telecommunications equipment.

Product Features and Performance

Supports three independent output channels with adjustable output voltages

High switching frequency of 225kHz to 680kHz allows for the use of small external components

Synchronous rectification for high efficiency

Adjustable soft-start and switching frequency

Power good signal and enable pin for easy system control

Operates over a wide temperature range of -40°C to 140°C

Product Advantages

Compact and efficient design with minimal external components

Flexible configuration options to meet diverse application needs

Excellent thermal performance and reliability

Robust protection features for safe and reliable operation

Key Reasons to Choose This Product

Exceptional power conversion efficiency and transient response

Customizable to fit a wide range of power supply requirements

Proven reliability and long-term performance in demanding applications

Easy to integrate into your system design

Quality and Safety Features

Rigorous quality control and testing processes

Designed to meet industry safety and environmental standards

Robust protection features, including overcurrent, overvoltage, and thermal shutdown

Compatibility

The LTC3731 is compatible with a variety of microcontrollers, processors, and other electronic components, making it a versatile choice for a wide range of power supply applications.

Application Areas

Industrial equipment

Automotive systems

Telecommunications infrastructure

Medical devices

General-purpose power supplies

Product Lifecycle

The LTC3731 is an active product, and there are no plans for discontinuation at this time. While there may be equivalent or alternative models available from other manufacturers, the LTC3731 remains a popular and widely used solution in the market. If you have any further questions or need assistance, please contact our sales team through our website.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LTC3731HG#TRPBF

Product Attribute LTC3731HG#TRPBF LTC3731HG#PBF LTC3731HUH#TRPBF LTC3731IUH#TRPBF
Part Number LTC3731HG#TRPBF LTC3731HG#PBF LTC3731HUH#TRPBF LTC3731IUH#TRPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Frequency - Switching 225kHz ~ 680kHz 225kHz ~ 680kHz 225kHz ~ 680kHz 225kHz ~ 680kHz
Package / Case 36-SSOP (0.209", 5.30mm Width) 36-SSOP (0.209', 5.30mm Width) 32-WFQFN Exposed Pad 32-WFQFN Exposed Pad
Synchronous Rectifier Yes Yes Yes Yes
Clock Sync No No No No
Operating Temperature -40°C ~ 140°C (TJ) -40°C ~ 140°C (TJ) -40°C ~ 140°C (TJ) -40°C ~ 85°C (TA)
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Control Features Enable, Phase Control, Power Good, Soft Start Enable, Phase Control, Power Good, Soft Start Enable, Phase Control, Power Good, Soft Start Enable, Phase Control, Power Good, Soft Start
Output Phases 3 3 3 3
Function Step-Down Step-Down Step-Down Step-Down
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tape & Reel (TR)
Series PolyPhase® PolyPhase® PolyPhase® PolyPhase®
Serial Interfaces - - - -
Supplier Device Package 36-SSOP 36-SSOP 32-QFN (5x5) 32-QFN (5x5)
Topology Buck Buck Buck Buck
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Voltage - Supply (Vcc/Vdd) 3.8V ~ 7V 3.8V ~ 7V 3.8V ~ 7V 3.8V ~ 7V
Duty Cycle (Max) 98.5% 98.5% 98.5% 98.5%
Base Product Number LTC3731 LTC3731 LTC3731 LTC3731
Number of Outputs 3 3 3 3
Output Configuration Positive Positive Positive Positive

LTC3731HG#TRPBF Datasheet PDF

Download LTC3731HG#TRPBF pdf datasheets and Analog Devices Inc. documentation for LTC3731HG#TRPBF - Analog Devices Inc..

Datasheets
LTC3731H.pdf
Other Related Documents
Tape and Reel Packaging.pdf
PCN Packaging
Mult Dev 18/Nov/2019.pdf

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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LTC3731HG#TRPBF Image

LTC3731HG#TRPBF

Analog Devices Inc.
32D-LTC3731HG#TRPBF

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