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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsLT8640HUDC#TRPBF
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LT8640HUDC#TRPBF - Analog Devices Inc.

Manufacturer Part Number
LT8640HUDC#TRPBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT8640HUDC#TRPBF
ECAD Model
Parts Description
IC REG BUCK ADJUSTABLE 5A 20QFN
Package
20-WFQFN, 18 Leads, Exposed Pad
Data sheet
LTpowerCAD II User Guide.pdf
LT8640(-1) Datasheet.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 5240

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Specifications

LT8640HUDC#TRPBF Tech Specifications
Analog Devices Inc. - LT8640HUDC#TRPBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT8640HUDC#TRPBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Output (Min/Fixed) 0.97V  
Voltage - Output (Max) 42V  
Voltage - Input (Min) 3.4V  
Voltage - Input (Max) 42V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 20-QFN (3x4)  
Series Silent Switcher®1  
Package / Case 20-WFQFN, 18 Leads, Exposed Pad  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Output Type Adjustable  
Output Configuration Positive  
Operating Temperature -40°C ~ 150°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 210kHz ~ 2MHz  
Current - Output 5A  
Base Product Number LT8640  

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

LT8640HUDC#TRPBF

Manufacturer

Analog Devices

Introduction

The LT8640HUDC#TRPBF is a component of the Silent Switcher®1 series specialized in powering management with voltage regulator capabilities for DC to DC switching.

Product Features and Performance

Step-Down Functionality

Adjustable Output Type

Utilizes Buck Topology

Supports a Single Output

Synchronous Rectifier for enhanced efficiency

High-frequency switching from 210kHz to 2MHz

Operates efficiently across a wide temperature range from -40°C to 150°C

Product Advantages

High efficiency with reduced EMI emissions due to Silent Switcher®1 technology

Robust design capable of handling input voltage up to 42V

Compact 20-WFQFN package suitable for space-constrained applications

Key Technical Parameters

Voltage Input (Min): 3.4V

Voltage Input (Max): 42V

Voltage Output (Min/Fixed): 0.97V

Voltage Output (Max): 42V

Current Output: 5A

Operating Temperature: -40°C ~ 150°C

Package / Case: 20-WFQFN, 18 Leads, Exposed Pad

Quality and Safety Features

Built-in thermal overload protection

Overvoltage and undervoltage lockout

Overcurrent protection

Compatibility

Compatible with various high-performance applications requiring voltage regulation

Surface mounting technology for compatibility with modern PCB designs

Application Areas

Industrial Power Supplies

Automotive Electronics

Telecommunications Equipment

Portable Devices

Product Lifecycle

Product Status: Active

Not nearing discontinuation and replacements or upgrades currently not required

Several Key Reasons to Choose This Product

High efficiency with adjustable output for versatile power management

Silent Switcher® technology ensures minimized EMI interference

Capable of operating in extreme temperature environments

Compact and robust design for easy integration in various applications

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT8640HUDC#TRPBF

Product Attribute LT8640HUDC#TRPBF LT8640IUDC-1#PBF LT8640EUDC-1#TRPBF LT8640JUDCF-1#WPBF
Part Number LT8640HUDC#TRPBF LT8640IUDC-1#PBF LT8640EUDC-1#TRPBF LT8640JUDCF-1#WPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Voltage - Input (Min) 3.4V 3.4V 3.4V 3.4V
Voltage - Output (Max) 42V 42V 42V 42V
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount, Wettable Flank
Voltage - Input (Max) 42V 42V 42V 42V
Topology Buck Buck Buck Buck
Series Silent Switcher®1 Silent Switcher®1 Silent Switcher®1 Automotive, AEC-Q100, Silent Switcher®1
Frequency - Switching 210kHz ~ 2MHz 210kHz ~ 2MHz 210kHz ~ 2MHz 210kHz ~ 2MHz
Number of Outputs 1 1 1 1
Supplier Device Package 20-QFN (3x4) 20-QFN (3x4) 20-QFN (3x4) 20-QFN (3x4)
Base Product Number LT8640 LT8640 LT8640 LT8640
Function Step-Down Step-Down Step-Down Step-Down
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tube
Operating Temperature -40°C ~ 150°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 150°C (TJ)
Voltage - Output (Min/Fixed) 0.97V 0.97V 0.97V 0.97V
Output Configuration Positive Positive Positive Positive
Output Type Adjustable Adjustable Adjustable Adjustable
Synchronous Rectifier Yes Yes Yes Yes
Package / Case 20-WFQFN, 18 Leads, Exposed Pad 20-WFQFN, 18 Leads, Exposed Pad 20-WFQFN, 18 Leads, Exposed Pad 20-WFQFN, 18 Leads, Exposed Pad
Current - Output 5A 5A 5A 5A

LT8640HUDC#TRPBF Datasheet PDF

Download LT8640HUDC#TRPBF pdf datasheets and Analog Devices Inc. documentation for LT8640HUDC#TRPBF - Analog Devices Inc..

Datasheets
LTpowerCAD II User Guide.pdf LT8640(-1) Datasheet.pdf
Other Related Documents
Tape and Reel Packaging.pdf
PCN Assembly/Origin
Test Site Transfer 30/Sep/2020.pdf
Environmental Information
Material Declaration LT8640HUDC#TRPBF.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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LT8640HUDC#TRPBF Image

LT8640HUDC#TRPBF

Analog Devices Inc.
32D-LT8640HUDC#TRPBF

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