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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersLT8705IUHF#TRPBF
LT8705IUHF#TRPBF Image
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See specifications for product details.

LT8705IUHF#TRPBF - Analog Devices Inc.

Manufacturer Part Number
LT8705IUHF#TRPBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT8705IUHF#TRPBF
ECAD Model
Parts Description
IC REG CTRLR BUCK-BOOST 38QFN
Detailed Description
Package
38-WFQFN Exposed Pad
Data sheet
LTpowerCAD II User Guide.pdf
LT8705 Datasheet.pdf
RoHs Status
ROHS3 Compliant
In stock: 4110

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Specifications

LT8705IUHF#TRPBF Tech Specifications
Analog Devices Inc. - LT8705IUHF#TRPBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT8705IUHF#TRPBF

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-QFN (5x7)  
Series -  
Serial Interfaces -  
Package / Case 38-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 ~ 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

LT8705IUHF#TRPBF

Manufacturer

Analog Devices

Introduction

The LT8705IUHF#TRPBF is a powerful DC DC switching controller designed to manage power in electronic devices.

Product Features and Performance

High-efficiency step-up/step-down regulation

Versatile supply voltage range from 2.8V to 80V

Support for 100kHz to 400kHz switching frequency

Integrated synchronous rectifier for improved efficiency

Buck-Boost topology for stable output regardless of input voltage

Support for dual-phase operation

Soft start functionality to minimize inrush current

Product Advantages

Efficient power management across a wide range of voltages

Capability to drive a transistor for higher power applications

Enables compact power solutions with its QFN packaging

Key Technical Parameters

Two output channels

Output phases: 2

Clock synchronization capability

Duty cycle not specified, adaptable to application

Quality and Safety Features

Operating temperature rated from -40°C to 125°C

Robust surface mount 38-WFQFN package

Compatibility

Suited for various electronic applications demanding precise power control

Application Areas

Telecommunications

Automotive electronics

Industrial systems

Portable electronics

Product Lifecycle

Currently active with no indication of nearing discontinuation

Replacements or upgrades should be sourced from Analog Devices' product portfolio

Several Key Reasons to Choose This Product

Broad voltage range suitable for diverse applications

Flexible switching frequency for design optimization

Dual outputs with independent phase control enhance performance

High-temperature operation ensures reliability in harsh environments

Surface-mount packaging for efficient use of PCB space

Ongoing support and provisioning by Analog Devices

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT8705IUHF#TRPBF

Product Attribute LT8705IUHF#TRPBF LT8705EFE LT8705MPFE#TRPBF LT8710EFE#TRPBF
Part Number LT8705IUHF#TRPBF LT8705EFE LT8705MPFE#TRPBF LT8710EFE#TRPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Frequency - Switching 100kHz ~ 400kHz 100kHz ~ 400kHz 100kHz ~ 400kHz 100kHz ~ 750kHz
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C -55°C ~ 150°C (TJ) -40°C ~ 125°C (TJ)
Function Step-Up/Step-Down Step-Up/Step-Down Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tape & Reel (TR)
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Series - - - -
Output Configuration Positive Positive Positive Positive or Negative
Serial Interfaces - - - -
Synchronous Rectifier Yes Yes Yes Yes
Control Features Enable, Frequency Control, Soft Start Enable, Frequency Control, Soft Start Enable, Frequency Control, Soft Start Enable, Frequency Control, Soft Start
Base Product Number LT8705 LT8705 LT8705 LT8710
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Output Phases 2 2 2 1
Voltage - Supply (Vcc/Vdd) 2.8V ~ 80V 2.8V ~ 80V 2.8V ~ 80V 4.5V ~ 80V
Topology Buck-Boost Buck-Boost Buck-Boost Boost, Flyback, SEPIC
Clock Sync Yes Yes Yes Yes
Duty Cycle (Max) - - - -
Supplier Device Package 38-QFN (5x7) 38-TSSOP-EP 38-TSSOP-EP 20-TSSOP-EP
Number of Outputs 2 2 2 1
Package / Case 38-WFQFN Exposed Pad 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad 20-TSSOP (0.173", 4.40mm Width) Exposed Pad

LT8705IUHF#TRPBF Datasheet PDF

Download LT8705IUHF#TRPBF pdf datasheets and Analog Devices Inc. documentation for LT8705IUHF#TRPBF - Analog Devices Inc..

Other Related Documents
Tape and Reel Packaging.pdf
HTML Datasheet
LTpowerCAD II User Guide.pdf LT8705 Datasheet.pdf
Environmental Information
Material Declaration LT8705IUHF#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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LT8705IUHF#TRPBF Image

LT8705IUHF#TRPBF

Analog Devices Inc.
32D-LT8705IUHF#TRPBF

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