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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersLT3845AIFE#TRPBF
LT3845AIFE#TRPBF Image
Image may be representation.
See specifications for product details.

LT3845AIFE#TRPBF - Analog Devices Inc.

Manufacturer Part Number
LT3845AIFE#TRPBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT3845AIFE#TRPBF
ECAD Model
Parts Description
IC REG CTRLR BUCK 16TSSOP
Detailed Description
Package
16-TSSOP (0.173', 4.40mm Width) Exposed Pad
Data sheet
LTpowerCAD II User Guide.pdf
LTpowerCAD II Quick Start Guide.pdf
LT3845A Datasheet.pdf
RoHs Status
ROHS3 Compliant
In stock: 5624

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Specifications

LT3845AIFE#TRPBF Tech Specifications
Analog Devices Inc. - LT3845AIFE#TRPBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT3845AIFE#TRPBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Supply (Vcc/Vdd) 4V ~ 60V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 16-TSSOP-EP  
Series -  
Serial Interfaces -  
Package / Case 16-TSSOP (0.173', 4.40mm Width) Exposed Pad  
Package Tape & Reel (TR)  
Output Type Transistor Driver  
Output Phases 1  
Product Attribute Attribute Value  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 300kHz  
Duty Cycle (Max) -  
Control Features Enable, Frequency Control, Soft Start  
Clock Sync Yes  
Base Product Number LT3845  

Parts Introduction

Manufacturer Part Number

LT3845AIFE#TRPBF

Manufacturer

Analog Devices

Introduction

The LT3845AIFE#TRPBF is a high-performance DC DC switching controller designed for power management applications, excelling in regulating power supply with efficiency.

Product Features and Performance

Supports step-down (buck) conversion

Operates over a wide input voltage range from 4V to 60V

Capable of switching frequencies up to 300kHz

Features synchronous rectification for improved efficiency

Incorporates a clock synchronization feature

Offers control features including enable, frequency control, and soft start for versatile power management

Designed for surface mount technology, facilitating easier integration into circuit designs

Comes in a 16-TSSOP-EP package tailored for better thermal management

Product Advantages

Wide input voltage range accommodates various power sources

High switching frequency enables compact, efficient designs

Synchronous rectification enhances power conversion efficiency

Soft start function minimizes inrush current at startup, enhancing system stability

Key Technical Parameters

Voltage Supply (Vcc/Vdd): 4V ~ 60V

Frequency Switching: 300kHz

Operating Temperature: -40°C ~ 125°C (TJ)

Output Phases: 1

Number of Outputs: 1

Quality and Safety Features

Built to operate reliably over a wide temperature range, ensuring performance under varying environmental conditions

Compatibility

The device's TSSOP package and surface mount technology make it compatible with a wide range of modern PCB designs

Application Areas

Power supplies for telecommunications

Industrial power systems

Automotive electronics

Distributed power systems

Product Lifecycle

The LT3845AIFE#TRPBF is currently active, with no immediate indication of discontinuation. Analog Devices maintains a commitment to providing replacements or upgrades as necessary.

Several Key Reasons to Choose This Product

Exceptional efficiency and reliability supported by synchronous rectification and soft start feature

Versatile application due to its wide input voltage range and high switching frequency

High-quality power management solution from a reputed manufacturer, Analog Devices

Suitable for a broad spectrum of applications in industrial, automotive, and telecommunications sectors

Active product status with support from the manufacturer ensures long-term availability and developmental support

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT3845AIFE#TRPBF

Product Attribute LT3845AIFE#TRPBF LT3845AEFE#PBF LT3844IFE#TRPBF LT3845AEFE#TRPBF
Part Number LT3845AIFE#TRPBF LT3845AEFE#PBF LT3844IFE#TRPBF LT3845AEFE#TRPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Supplier Device Package 16-TSSOP-EP 16-TSSOP-EP 16-TSSOP-EP 16-TSSOP-EP
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tape & Reel (TR)
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Duty Cycle (Max) - - - -
Series - - - -
Package / Case 16-TSSOP (0.173', 4.40mm Width) Exposed Pad 16-TSSOP (0.173", 4.40mm Width) Exposed Pad 16-TSSOP (0.173", 4.40mm Width) Exposed Pad 16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Function Step-Down Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Down
Base Product Number LT3845 LT3845 LT3844 LT3845
Synchronous Rectifier Yes Yes No Yes
Voltage - Supply (Vcc/Vdd) 4V ~ 60V 4V ~ 60V 4V ~ 60V 4V ~ 60V
Topology Buck Buck Buck, Boost, SEPIC Buck
Control Features Enable, Frequency Control, Soft Start Enable, Frequency Control, Soft Start Enable, Frequency Control, Soft Start Enable, Frequency Control, Soft Start
Clock Sync Yes Yes Yes Yes
Output Configuration Positive Positive Positive or Negative Positive
Number of Outputs 1 1 1 1
Output Phases 1 1 1 1
Frequency - Switching 300kHz 300kHz 300kHz 300kHz
Serial Interfaces - - - -
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver

LT3845AIFE#TRPBF Datasheet PDF

Download LT3845AIFE#TRPBF pdf datasheets and Analog Devices Inc. documentation for LT3845AIFE#TRPBF - Analog Devices Inc..

Datasheets
LT3845A Datasheet.pdf
Other Related Documents
Tape and Reel Packaging.pdf
HTML Datasheet
LTpowerCAD II User Guide.pdf LTpowerCAD II Quick Start Guide.pdf
Environmental Information
Material Declaration LT3845AIFE#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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LT3845AIFE#TRPBF Image

LT3845AIFE#TRPBF

Analog Devices Inc.
32D-LT3845AIFE#TRPBF

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