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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersLTC3728LZEUH#TRPBF
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LTC3728LZEUH#TRPBF - Analog Devices Inc.

Manufacturer Part Number
LTC3728LZEUH#TRPBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LTC3728LZEUH#TRPBF
ECAD Model
Parts Description
IC REG CTRLR BUCK 32QFN
Package
32-WFQFN Exposed Pad
Data sheet
LTC3728L/LX.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 5824

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Specifications

LTC3728LZEUH#TRPBF Tech Specifications
Analog Devices Inc. - LTC3728LZEUH#TRPBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LTC3728LZEUH#TRPBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Supply (Vcc/Vdd) 4.5V ~ 28V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 32-QFN (5x5)  
Series -  
Serial Interfaces -  
Package / Case 32-WFQFN Exposed Pad  
Package Tape & Reel (TR)  
Output Type Transistor Driver  
Output Phases 2  
Product Attribute Attribute Value  
Output Configuration Positive  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 2  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 260kHz ~ 550kHz  
Duty Cycle (Max) 99.4%  
Control Features Enable, Power Good, Soft Start  
Clock Sync No  
Base Product Number LTC3728  

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

LTC3728LZEUH#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC3728LZEUH#TRPBF is a high-performance, dual-phase, synchronous step-down DC/DC controller that offers high efficiency and a compact solution for a wide range of applications. It features a wide input voltage range, adjustable switching frequency, and a variety of control and protection features, making it a versatile and reliable power management solution.

Product Features and Performance

Wide input voltage range: 4.5V to 28V

Adjustable switching frequency: 260kHz to 550kHz

Up to 99.4% duty cycle

Synchronous rectification for improved efficiency

Two independent output channels with individual control and monitoring

Power good and enable control features

Soft-start function for controlled in-rush current

Operating temperature range: -40°C to 85°C

Product Advantages

High efficiency and power density

Flexible design and configuration options

Comprehensive control and protection features

Suitable for a wide range of applications

Key Reasons to Choose This Product

Optimized for high-performance, high-efficiency power conversion

Versatile design with multiple control and monitoring capabilities

Robust thermal and electrical performance for demanding applications

Reliable and cost-effective power management solution

Quality and Safety Features

Designed and manufactured to high quality standards

Certified for safety and compliance with relevant industry regulations

Compatibility

Compatible with a wide range of power systems and applications

Application Areas

Telecommunications equipment

Industrial automation and control systems

Automotive electronics

Consumer electronics and appliances

Product Lifecycle

The LTC3728LZEUH#TRPBF is an active product, and there are no immediate plans for discontinuation. However, as technology evolves, customers are advised to contact our website's sales team for the latest information on product availability and potential alternative or equivalent models.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LTC3728LZEUH#TRPBF

Product Attribute LTC3728LZEUH#TRPBF LTC3729EUH#TRPBF LTC3729EUH#PBF LTC3729LEUH-6#TRPBF
Part Number LTC3728LZEUH#TRPBF LTC3729EUH#TRPBF LTC3729EUH#PBF LTC3729LEUH-6#TRPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Serial Interfaces - - - -
Output Configuration Positive Positive Positive Positive
Package Tape & Reel (TR) Tape & Reel (TR) Tube Tape & Reel (TR)
Function Step-Down Step-Down Step-Down Step-Down
Supplier Device Package 32-QFN (5x5) 32-QFN (5x5) 32-QFN (5x5) 32-QFN (5x5)
Base Product Number LTC3728 LTC3729 LTC3729 LTC3729
Duty Cycle (Max) 99.4% 99.5% 99.5% 99.5%
Series - PolyPhase® PolyPhase® PolyPhase®
Topology Buck Buck Buck Buck
Number of Outputs 2 2 2 2
Frequency - Switching 260kHz ~ 550kHz 260kHz ~ 550kHz 260kHz ~ 550kHz 260kHz ~ 550kHz
Synchronous Rectifier Yes Yes Yes Yes
Clock Sync No No No No
Output Phases 2 2 2 2
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Voltage - Supply (Vcc/Vdd) 4.5V ~ 28V 4V ~ 36V 4V ~ 36V 4V ~ 30V
Package / Case 32-WFQFN Exposed Pad 32-WFQFN Exposed Pad 32-WFQFN Exposed Pad 32-WFQFN Exposed Pad
Control Features Enable, Power Good, Soft Start Current Limit, Enable, Phase Control, Power Good, Soft Start Current Limit, Enable, Phase Control, Power Good, Soft Start Current Limit, Enable, Phase Control, Power Good, Soft Start

LTC3728LZEUH#TRPBF Datasheet PDF

Download LTC3728LZEUH#TRPBF pdf datasheets and Analog Devices Inc. documentation for LTC3728LZEUH#TRPBF - Analog Devices Inc..

Datasheets
LTC3728L/LX.pdf
Other Related Documents
Tape and Reel Packaging.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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LTC3728LZEUH#TRPBF

Analog Devices Inc.
32D-LTC3728LZEUH#TRPBF

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