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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsLT8640SEV#PBF
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LT8640SEV#PBF - Analog Devices Inc.

Manufacturer Part Number
LT8640SEV#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT8640SEV#PBF
ECAD Model
Parts Description
IC REG BUCK ADJUSTABLE 6A 24LQFN
Package
24-TFQFN Exposed Pad
Data sheet
LT8640S, LT8643S Datasheet.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 3659

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Specifications

LT8640SEV#PBF Tech Specifications
Analog Devices Inc. - LT8640SEV#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT8640SEV#PBF

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 24-LQFN (4x4)  
Series Silent Switcher®2  
Package / Case 24-TFQFN Exposed Pad  
Product Attribute Attribute Value  
Package Tray  
Output Type Adjustable  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 200kHz ~ 3MHz  
Current - Output 6A  
Base Product Number LT8640  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

LT8640SEV#PBF

Manufacturer

Analog Devices

Introduction

The LT8640SEV#PBF is a component of the Silent Switcher®2 series designed for efficient power management, particularly as a DC DC switching regulator.

Product Features and Performance

Step-Down (Buck) regulator topology

Supports adjustable output voltage

Provides an output current up to 6A

Wide input voltage range from 3.4V to 42V

Output voltage range from 0.97V to 42V

High-frequency operation from 200kHz to 3MHz

Integrated synchronous rectifier for improved efficiency

Operates in temperatures ranging from -40°C to 125°C

Product Advantages

High efficiency reduces thermal footprint

Flexible power solution suitable for a broad range of input and output voltages

Compact 24-TFQFN exposed pad package for space-saving installation

Key Technical Parameters

Input Voltage (Min/Max): 3.4V to 42V

Output Voltage (Min/Max): 0.97V to 42V

Output Current: 6A

Switching Frequency: 200kHz to 3MHz

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Operates safely across wide temperature ranges

Robust thermal management due to high efficiency

Reliable performance in a variety of applications

Compatibility

Compatible with a wide range of devices and applications due to its voltage and current capabilities

Surface mount technology allows for integration into various electronic assemblies

Application Areas

Telecommunications

Automotive electronics

Portable devices

Industrial power supplies

Product Lifecycle

Currently active product

Not nearing discontinuation

Future replacements or upgrades available if needed

Several Key Reasons to Choose This Product

High efficiency and low noise operation thanks to Silent Switcher®2 technology

Wide input and output range caters to diverse power needs

High-frequency switching allows for use in noise-sensitive applications

Robust design suitable for harsh environmental conditions

Compact package supports dense PCB layouts

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT8640SEV#PBF

Product Attribute LT8640SEV#PBF LT8641HUDC#PBF LT8640IUDC-1#TRPBF LT8640IUDC#TRPBF
Part Number LT8640SEV#PBF LT8641HUDC#PBF LT8640IUDC-1#TRPBF LT8640IUDC#TRPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Base Product Number LT8640 LT8641 LT8640 LT8640
Voltage - Input (Min) 3.4V 3V 3.4V 3.4V
Frequency - Switching 200kHz ~ 3MHz 210kHz ~ 2MHz 210kHz ~ 2MHz 210kHz ~ 2MHz
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Output Type Adjustable Adjustable Adjustable Adjustable
Voltage - Output (Min/Fixed) 0.97V 0.8V 0.97V 0.97V
Output Configuration Positive Positive Positive Positive
Supplier Device Package 24-LQFN (4x4) 20-QFN (3x4) 20-QFN (3x4) 20-QFN (3x4)
Package Tray Tube Tape & Reel (TR) Tape & Reel (TR)
Topology Buck Buck Buck Buck
Voltage - Output (Max) 42V 64.35V 42V 42V
Package / Case 24-TFQFN Exposed Pad 20-WFQFN, 18 Leads, Exposed Pad 20-WFQFN, 18 Leads, Exposed Pad 20-WFQFN, 18 Leads, Exposed Pad
Current - Output 6A 3.5A 5A 5A
Number of Outputs 1 1 1 1
Series Silent Switcher®2 Silent Switcher®1 Silent Switcher®1 Silent Switcher®1
Synchronous Rectifier Yes Yes Yes Yes
Function Step-Down Step-Down Step-Down Step-Down
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 150°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Voltage - Input (Max) 42V 65V 42V 42V

LT8640SEV#PBF Datasheet PDF

Download LT8640SEV#PBF pdf datasheets and Analog Devices Inc. documentation for LT8640SEV#PBF - Analog Devices Inc..

Datasheets
LT8640S, LT8643S Datasheet.pdf
PCN Assembly/Origin
2.73KHz.pdf
Other Related Documents
Silent Switcher Devices Are Quiet, Simple.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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LT8640SEV#PBF Image

LT8640SEV#PBF

Analog Devices Inc.
32D-LT8640SEV#PBF

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