View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Netherlands(Nederland) Spain(español) Turkey(Türk dili) Israel(עִבְרִית) Denmark(Dansk) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Philippines(Pilipino)
Africa, India and Middle East
India(हिंदी)
North America
United States(English) Canada(English) Mexico(español)
HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersLTC3728LEUH#PBF
LTC3728LEUH#PBF Image
Image may be representation.
See specifications for product details.

LTC3728LEUH#PBF - Analog Devices Inc.

Manufacturer Part Number
LTC3728LEUH#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LTC3728LEUH#PBF
ECAD Model
Parts Description
IC REG CTRLR BUCK 32QFN
Detailed Description
Package
32-WFQFN Exposed Pad
Data sheet
LTC3728L/LX.pdf
RoHs Status
ROHS3 Compliant
In stock: 5727

Required fields are indicated by an asterisk (*)
Please send RFQ, we will respond immediately.

Quantity

Specifications

LTC3728LEUH#PBF Tech Specifications
Analog Devices Inc. - LTC3728LEUH#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LTC3728LEUH#PBF

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 Tube  
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  

Parts Introduction

Manufacturer Part Number

LTC3728LEUH#PBF

Manufacturer

Analog Devices

Introduction

High-performance, dual-phase synchronous step-down switching regulator controller

Product Features and Performance

Dual 2-Phase operation

Wide input voltage range: 4.5V to 28V

High frequency switching: 260kHz to 550kHz (adjustable)

Maximum duty cycle: 99.4%

Integrated synchronous rectifier

Support for selectable soft-start time to reduce inrush current

Power Good signal output for sequencing & monitoring

Output overvoltage protection

Product Advantages

Precise regulation and fast transient response

High efficiency through synchronous rectification

Ease of use with integrated features such as soft-start and power good

Good thermal performance with exposed pad QFN package

Key Technical Parameters

Number of outputs: 2

Output phases: 2

Output type: Transistor Driver

Function: Step-Down

Output configuration: Positive

Topology: Buck

Voltage - Supply (Vcc/Vdd): 4.5V to 28V

Duty Cycle (Max): 99.4%

Synchronous Rectifier: Yes

Quality and Safety Features

Overvoltage protection

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

High reliability and longevity

Compatibility

Surface mount compatible

32-WFQFN Exposed Pad packaging

Compliance with power management design standards

Application Areas

Telecom and networking systems

Computing and data storage

Industrial power supplies

Medical and healthcare equipment

Product Lifecycle

Product status: Active

No current indication of discontinuation, replacements, or upgrades

Several Key Reasons to Choose This Product

Flexible power management for a wide range of input voltages

Capability for high power density designs with dual-phase control

Suitable for demanding applications due to high-speed operation and robustness

Optimized for efficient multi-output power conversion systems

Ease of PCB design with QFN package

Long-term reliability and support from Analog Devices

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LTC3728LEUH#PBF

Product Attribute LTC3728LEUH#PBF LTC3728LCUH#TRPBF LTC3728LEGN#TRPBF LTC3728LEUH#TRPBF
Part Number LTC3728LEUH#PBF LTC3728LCUH#TRPBF LTC3728LEGN#TRPBF LTC3728LEUH#TRPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Voltage - Supply (Vcc/Vdd) 4.5V ~ 28V 4.5V ~ 28V 4.5V ~ 28V 4.5V ~ 28V
Topology Buck Buck Buck Buck
Base Product Number LTC3728 LTC3728 LTC3728 LTC3728
Output Configuration Positive Positive Positive Positive
Supplier Device Package 32-QFN (5x5) 32-QFN (5x5) 28-SSOP 32-QFN (5x5)
Package Tube Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Function Step-Down Step-Down Step-Down Step-Down
Synchronous Rectifier Yes Yes Yes Yes
Series - - - -
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Number of Outputs 2 2 2 2
Duty Cycle (Max) 99.4% 99.4% 99.4% 99.4%
Clock Sync No No No No
Control Features Enable, Power Good, Soft Start Enable, Power Good, Soft Start Enable, Power Good, Soft Start Enable, Power Good, Soft Start
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Serial Interfaces - - - -
Frequency - Switching 260kHz ~ 550kHz 260kHz ~ 550kHz 260kHz ~ 550kHz 260kHz ~ 550kHz
Package / Case 32-WFQFN Exposed Pad 32-WFQFN Exposed Pad 28-SSOP (0.154", 3.90mm Width) 32-WFQFN Exposed Pad
Output Phases 2 2 2 2
Operating Temperature -40°C ~ 85°C (TA) 0°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)

LTC3728LEUH#PBF Datasheet PDF

Download LTC3728LEUH#PBF pdf datasheets and Analog Devices Inc. documentation for LTC3728LEUH#PBF - Analog Devices Inc..

Datasheets
LTC3728L/LX.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

View More
LTC3728LEUH#PBF Image

LTC3728LEUH#PBF

Analog Devices Inc.
32D-LTC3728LEUH#PBF

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

0 RFQ
Shopping cart (0 Items)
It is empty.
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB