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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersLTC3731CUH#TRPBF
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LTC3731CUH#TRPBF - Analog Devices Inc.

Manufacturer Part Number
LTC3731CUH#TRPBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LTC3731CUH#TRPBF
ECAD Model
Parts Description
IC REG CTRLR BUCK 32QFN
Package
32-WFQFN Exposed Pad
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 5718

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Specifications

LTC3731CUH#TRPBF Tech Specifications
Analog Devices Inc. - LTC3731CUH#TRPBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LTC3731CUH#TRPBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Supply (Vcc/Vdd) 3.8V ~ 7V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 32-QFN (5x5)  
Series PolyPhase®  
Serial Interfaces -  
Package / Case 32-WFQFN Exposed Pad  
Package Tape & Reel (TR)  
Output Type Transistor Driver  
Output Phases 3  
Product Attribute Attribute Value  
Output Configuration Positive  
Operating Temperature 0°C ~ 70°C (TA)  
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

LTC3731CUH#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC3731CUH#TRPBF is a high-performance, highly integrated 3-phase synchronous buck controller capable of delivering up to 60A of output current. It features a wide input voltage range, adjustable switching frequency, and advanced control and protection features, making it an ideal choice for high-current, high-efficiency power supply designs.

Product Features and Performance

Wide input voltage range of 3.8V to 7V

Adjustable switching frequency from 225kHz to 680kHz

Up to 98.5% duty cycle for maximum efficiency

Integrated synchronous rectification for high efficiency

3-phase operation for reduced input and output ripple

Adjustable soft-start, undervoltage lockout, and overtemperature protection

Power good signal and phase control for load balancing

Product Advantages

High efficiency and power density

Reduced input and output ripple

Flexible control and protection features

Suitable for a wide range of high-current power supply applications

Key Reasons to Choose This Product

Exceptional performance and efficiency

Comprehensive set of control and protection features

Scalable 3-phase architecture for high-current applications

Trusted Analog Devices quality and reliability

Quality and Safety Features

Compliance with relevant safety and environmental standards

Rigorous quality control and testing procedures

Robust design for reliable operation

Compatibility

Suitable for a wide range of high-current, high-efficiency power supply designs

Compatible with various microcontrollers and power management ICs

Application Areas

Servers, telecom equipment, industrial equipment, and other high-current applications

Product Lifecycle

["The LTC3731CUH#TRPBF is an active product, with no plans for discontinuation at this time.","There are no direct equivalent or alternative models available from Analog Devices. For the latest product information and availability, please contact our website's sales team."]

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LTC3731CUH#TRPBF

Product Attribute LTC3731CUH#TRPBF LTC3731CG#PBF LTC3731CG#TRPBF LTC3731IUH#PBF
Part Number LTC3731CUH#TRPBF LTC3731CG#PBF LTC3731CG#TRPBF LTC3731IUH#PBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Synchronous Rectifier Yes Yes Yes Yes
Base Product Number LTC3731 LTC3731 LTC3731 LTC3731
Voltage - Supply (Vcc/Vdd) 3.8V ~ 7V 3.8V ~ 7V 3.8V ~ 7V 3.8V ~ 7V
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Topology Buck Buck Buck Buck
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 Configuration Positive Positive Positive Positive
Output Phases 3 3 3 3
Series PolyPhase® PolyPhase® PolyPhase® PolyPhase®
Frequency - Switching 225kHz ~ 680kHz 225kHz ~ 680kHz 225kHz ~ 680kHz 225kHz ~ 680kHz
Package / Case 32-WFQFN Exposed Pad 36-SSOP (0.209', 5.30mm Width) 36-SSOP (0.209', 5.30mm Width) 32-WFQFN Exposed Pad
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tube
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) -40°C ~ 85°C (TA)
Function Step-Down Step-Down Step-Down Step-Down
Clock Sync No No No No
Supplier Device Package 32-QFN (5x5) 36-SSOP 36-SSOP 32-QFN (5x5)
Serial Interfaces - - - -
Duty Cycle (Max) 98.5% 98.5% 98.5% 98.5%
Number of Outputs 3 3 3 3

LTC3731CUH#TRPBF Datasheet PDF

Download LTC3731CUH#TRPBF pdf datasheets and Analog Devices Inc. documentation for LTC3731CUH#TRPBF - Analog Devices Inc..

Datasheets
Cylindrical Battery Holders.pdf
Other Related Documents
Tape and Reel Packaging.pdf
PCN Assembly/Origin
2.73KHz.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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LTC3731CUH#TRPBF

Analog Devices Inc.
32D-LTC3731CUH#TRPBF

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