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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersLTC3851AEGN#PBF
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LTC3851AEGN#PBF - Analog Devices Inc.

Manufacturer Part Number
LTC3851AEGN#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LTC3851AEGN#PBF
ECAD Model
Parts Description
IC REG CTRLR BUCK 16SSOP
Package
16-SSOP (0.154', 3.90mm Width)
Data sheet
LTpowerCAD II User Guide.pdf
LTC3851A.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 10898

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Specifications

LTC3851AEGN#PBF Tech Specifications
Analog Devices Inc. - LTC3851AEGN#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LTC3851AEGN#PBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Supply (Vcc/Vdd) 4V ~ 38V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 16-SSOP  
Series -  
Serial Interfaces -  
Package / Case 16-SSOP (0.154', 3.90mm Width)  
Package Tube  
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 235kHz ~ 750kHz  
Duty Cycle (Max) 99%  
Control Features Current Limit, Enable, Frequency Control, Soft Start, Tracking  
Clock Sync No  
Base Product Number LTC3851  

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

LTC3851AEGN#PBF

Manufacturer

Analog Devices

Introduction

The LTC3851AEGN#PBF is a high-efficiency, low noise, synchronous step-down DC/DC switching regulator controller. It is designed to operate from a wide input voltage range of 4V to 38V and provides a single regulated output voltage. The device features programmable switching frequency, current limit, and soft-start functions to provide a flexible and robust power solution.

Product Features and Performance

Wide input voltage range: 4V to 38V

Programmable switching frequency: 235kHz to 750kHz

Maximum duty cycle: 99%

Integrated synchronous rectifier

Programmable current limit

Soft-start function

Thermal shutdown protection

Product Advantages

High efficiency and low noise operation

Wide input voltage range for versatile applications

Programmable features for flexible power management

Integrated synchronous rectifier for improved efficiency

Robust protection features for reliable performance

Key Reasons to Choose This Product

Exceptional power conversion efficiency

Flexible and customizable power solution

Reliable operation with built-in protection features

Suitable for a wide range of applications

Quality and Safety Features

Thermal shutdown protection

Short-circuit protection

Overcurrent protection

Compatibility

The LTC3851AEGN#PBF is compatible with a variety of power supply designs and can be used in a wide range of applications, including industrial, automotive, and consumer electronics.

Application Areas

Industrial equipment

Automotive systems

Consumer electronics

Telecom and networking equipment

Product Lifecycle

The LTC3851AEGN#PBF is an active product, and there are no immediate plans for discontinuation. Analog Devices may offer equivalent or alternative models in the future, but customers are advised to contact our website's sales team for the latest product information and availability.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LTC3851AEGN#PBF

Product Attribute LTC3851AEGN#PBF LTC3851AEMSE#PBF LTC3850IUF#TRPBF LTC3851AEUD#PBF
Part Number LTC3851AEGN#PBF LTC3851AEMSE#PBF LTC3850IUF#TRPBF LTC3851AEUD#PBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Function Step-Down Step-Down Step-Down Step-Down
Package / Case 16-SSOP (0.154', 3.90mm Width) 16-TFSOP (0.118', 3.00mm Width) Exposed Pad 28-WFQFN Exposed Pad 16-WFQFN Exposed Pad
Series - - - -
Output Phases 1 1 2 1
Output Configuration Positive Positive Positive Positive
Base Product Number LTC3851 LTC3851 LTC3850 LTC3851
Synchronous Rectifier Yes Yes Yes Yes
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 85°C (TA) -40°C ~ 125°C (TJ)
Serial Interfaces - - - -
Package Tube Tube Tape & Reel (TR) Tube
Clock Sync No No No No
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Supplier Device Package 16-SSOP 16-MSOP-EP 28-QFN (4x4) 16-QFN (3x3)
Duty Cycle (Max) 99% 99% 97.2% 99%
Frequency - Switching 235kHz ~ 750kHz 235kHz ~ 750kHz 250kHz ~ 780kHz 235kHz ~ 750kHz
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Number of Outputs 1 1 2 1
Control Features Current Limit, Enable, Frequency Control, Soft Start, Tracking Current Limit, Enable, Frequency Control, Soft Start, Tracking Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking Current Limit, Enable, Frequency Control, Soft Start, Tracking
Voltage - Supply (Vcc/Vdd) 4V ~ 38V 4V ~ 38V 4V ~ 30V 4V ~ 38V
Topology Buck Buck Buck Buck

LTC3851AEGN#PBF Datasheet PDF

Download LTC3851AEGN#PBF pdf datasheets and Analog Devices Inc. documentation for LTC3851AEGN#PBF - Analog Devices Inc..

PCN Assembly/Origin
Wafer Fab Location Change 08/Nov/2021.pdf
HTML Datasheet
LTpowerCAD II User Guide.pdf LTC3851A.pdf
PCN Design/Specification
Cylindrical Battery Holders.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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LTC3851AEGN#PBF

Analog Devices Inc.
32D-LTC3851AEGN#PBF

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