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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersLT8705EFE#PBF
LT8705EFE#PBF Image
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See specifications for product details.

LT8705EFE#PBF - Analog Devices Inc.

Manufacturer Part Number
LT8705EFE#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT8705EFE#PBF
ECAD Model
Parts Description
IC REG CTRLR BUCK-BOOST 38TSSOP
Detailed Description
Package
38-TFSOP (0.173', 4.40mm Width) 31 Leads, Exposed Pad
Data sheet
LTpowerCAD II User Guide.pdf
LTpowerCAD II Quick Start Guide.pdf
LT8705 Datasheet.pdf
RoHs Status
ROHS3 Compliant
In stock: 2811

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Specifications

LT8705EFE#PBF Tech Specifications
Analog Devices Inc. - LT8705EFE#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT8705EFE#PBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Supply (Vcc/Vdd) 2.8V ~ 80V  
Topology Buck-Boost  
Synchronous Rectifier Yes  
Supplier Device Package 38-TSSOP-EP  
Series -  
Serial Interfaces -  
Package / Case 38-TFSOP (0.173', 4.40mm Width) 31 Leads, Exposed Pad  
Package Tube  
Output Type Transistor Driver  
Output Phases 2  
Product Attribute Attribute Value  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C (TJ)  
Number of Outputs 2  
Mounting Type Surface Mount  
Function Step-Up/Step-Down  
Frequency - Switching 100kHz ~ 400kHz  
Duty Cycle (Max) -  
Control Features Enable, Frequency Control, Soft Start  
Clock Sync Yes  
Base Product Number LT8705  

Parts Introduction

Manufacturer Part Number

LT8705EFE#PBF

Manufacturer

Analog Devices

Introduction

The LT8705EFE#PBF is a high-performance DC DC Switching Controller designed for power management applications.

Product Features and Performance

Step-Up/Step-Down Functionality

Positive Output Configuration

Buck-Boost Topology

Dual Output Capabilities with 2 Phases

Wide Voltage Supply Range of 2.8V to 80V

Adjustable Switching Frequency from 100kHz to 400kHz

Integrated Synchronous Rectifier for Efficiency

Clock Synchronization Option

Several Control Features including Enable, Frequency Control, Soft Start

Product Advantages

Versatile powering options due to Buck-Boost Topology

High efficiency with Synchronous Rectification

Supports a broad range of input voltages, making it suitable for various applications

Flexible frequency management for optimized performance

Suitable for harsh temperature environments with an operating range of -40°C to 125°C

Key Technical Parameters

Output Type: Transistor Driver

Number of Outputs: 2

Output Phases: 2

Voltage Supply (Vcc/Vdd): 2.8V ~ 80V

Frequency Switching: 100kHz ~ 400kHz

Quality and Safety Features

Designed for high-temperature operation with a range from -40°C to 125°C

Robust construction in a 38-TFSOP package with exposed pad for better thermal performance

Compatibility

Compatible with various input voltage levels and multiple types of loads due to its adjustable nature

Application Areas

Suitable for automotive, telecommunications, industrial and portable electronics, which require efficient power management solutions

Product Lifecycle

Currently active product status

No indication of nearing discontinuation

Potential future availability of replacements or upgrades based on Analog Devices' product roadmap

Several Key Reasons to Choose This Product

Reliable performance from a reputable manufacturer, Analog Devices

Extended input voltage range ideal for fluctuating power sources

Dual-phase operation allows for better load management

Highly adjustable switching frequency for tailored applications

Thermal and quality features ensuring product longevity and safety

Suitable for a wide variety of applications due to its versatility

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT8705EFE#PBF

Product Attribute LT8705EFE#PBF LT8705IUHF#TRPBF LT8705EFE LT8709EFE#PBF
Part Number LT8705EFE#PBF LT8705IUHF#TRPBF LT8705EFE LT8709EFE#PBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Topology Buck-Boost Buck-Boost Buck-Boost Buck, Boost, Buck-Boost
Output Configuration Positive Positive Positive Positive or Negative
Base Product Number LT8705 LT8705 LT8705 LT8709
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C -40°C ~ 125°C (TJ)
Duty Cycle (Max) - - - -
Frequency - Switching 100kHz ~ 400kHz 100kHz ~ 400kHz 100kHz ~ 400kHz 100kHz ~ 750kHz
Control Features Enable, Frequency Control, Soft Start Enable, Frequency Control, Soft Start Enable, Frequency Control, Soft Start Enable, Frequency Control, Power Good, Soft Start
Output Phases 2 2 2 1
Supplier Device Package 38-TSSOP-EP 38-QFN (5x7) 38-TSSOP-EP 20-TSSOP-EP
Package Tube Tape & Reel (TR) Tube Tube
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Number of Outputs 2 2 2 1
Synchronous Rectifier Yes Yes Yes Yes
Series - - - -
Serial Interfaces - - - -
Clock Sync Yes Yes Yes Yes
Package / Case 38-TFSOP (0.173', 4.40mm Width) 31 Leads, Exposed Pad 38-WFQFN Exposed Pad 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad 20-TSSOP (0.173', 4.40mm Width) Exposed Pad
Function Step-Up/Step-Down Step-Up/Step-Down Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down
Voltage - Supply (Vcc/Vdd) 2.8V ~ 80V 2.8V ~ 80V 2.8V ~ 80V -4.5V ~ -80V

LT8705EFE#PBF Datasheet PDF

Download LT8705EFE#PBF pdf datasheets and Analog Devices Inc. documentation for LT8705EFE#PBF - Analog Devices Inc..

HTML Datasheet
LTpowerCAD II User Guide.pdf LTpowerCAD II Quick Start Guide.pdf LT8705 Datasheet.pdf
Environmental Information
Material Declaration LT8705EFE#PBF.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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LT8705EFE#PBF Image

LT8705EFE#PBF

Analog Devices Inc.
32D-LT8705EFE#PBF

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