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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersLTC3858IUH#TRPBF
LTC3858IUH#TRPBF Image
Image may be representation.
See specifications for product details.

LTC3858IUH#TRPBF - Analog Devices Inc.

Manufacturer Part Number
LTC3858IUH#TRPBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LTC3858IUH#TRPBF
ECAD Model
Parts Description
IC REG CTRLR BUCK 32QFN
Detailed Description
Package
32-WFQFN Exposed Pad
Data sheet
LTC3858.pdf
RoHs Status
ROHS3 Compliant
In stock: 4846

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Specifications

LTC3858IUH#TRPBF Tech Specifications
Analog Devices Inc. - LTC3858IUH#TRPBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LTC3858IUH#TRPBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Supply (Vcc/Vdd) 4V ~ 38V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 32-QFN (5x5)  
Series PolyPhase®  
Serial Interfaces -  
Package / Case 32-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-Down  
Frequency - Switching 105kHz ~ 835kHz, 350kHz ~ 535kHz  
Duty Cycle (Max) 99.4%  
Control Features Current Limit, Enable, Frequency Control, Power Good, Soft Start  
Clock Sync No  
Base Product Number LTC3858  

Parts Introduction

Manufacturer Part Number

LTC3858IUH#TRPBF

Manufacturer

analog-devices

Introduction

The LTC3858IUH#TRPBF is a high-performance, high-efficiency dual-phase synchronous step-down DC/DC switching regulator controller. It is designed to operate from a wide input voltage range of 4V to 38V and can deliver up to 50A of output current. The controller features a variety of advanced control and protection functions, making it an ideal choice for a wide range of demanding power supply applications.

Product Features and Performance

Wide input voltage range: 4V to 38V

Dual-phase synchronous step-down operation

Adjustable switching frequency: 105kHz to 835kHz

Programmable current limit and current sharing between phases

Fully integrated high-side and low-side MOSFET drivers

Soft-start and power good functions

Thermal overload and over-current protection

Available in a compact 32-pin WFQFN package

Product Advantages

High efficiency and low power consumption

Robust protection features for reliable operation

Flexible configuration and easy integration

Compact footprint for space-constrained designs

Key Reasons to Choose This Product

Exceptional performance and efficiency for demanding power supply applications

Comprehensive protection features for long-term reliability

Seamless integration and easy implementation with a wide range of systems

Compact and thermally efficient package for space-saving designs

Quality and Safety Features

Robust design and construction for reliable operation

Thermal overload and over-current protection for safety

RoHS-compliant and lead-free package

Compatibility

The LTC3858IUH#TRPBF is compatible with a wide range of system designs and can be easily integrated into various power supply applications.

Application Areas

Telecommunications equipment

Industrial automation and control systems

Automotive electronics

Distributed power systems

Servers and data centers

Medical and industrial instrumentation

Product Lifecycle

The LTC3858IUH#TRPBF is an active product. There are no known equivalent or alternative models at this time. For the latest product information or to inquire about availability, please contact our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LTC3858IUH#TRPBF

Product Attribute LTC3858IUH#TRPBF LTC3859AEUHF#PBF LTC3858IGN-1#PBF LTC3859AIFE#TRPBF
Part Number LTC3858IUH#TRPBF LTC3859AEUHF#PBF LTC3858IGN-1#PBF LTC3859AIFE#TRPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Number of Outputs 2 3 2 3
Voltage - Supply (Vcc/Vdd) 4V ~ 38V 4.5V ~ 38V 4V ~ 38V 4.5V ~ 38V
Output Phases 2 2 2 2
Frequency - Switching 105kHz ~ 835kHz, 350kHz ~ 535kHz 115kHz ~ 835kHz, 350kHz ~ 535kHz 105kHz ~ 835kHz, 350kHz ~ 535kHz 115kHz ~ 835kHz, 350kHz ~ 535kHz
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Serial Interfaces - - - -
Base Product Number LTC3858 LTC3859 LTC3858 LTC3859
Package Tape & Reel (TR) Tube Tube Tape & Reel (TR)
Clock Sync No No No No
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Topology Buck Buck, Buck-Boost, SEPIC Buck Buck, Buck-Boost, SEPIC
Synchronous Rectifier Yes Yes Yes Yes
Supplier Device Package 32-QFN (5x5) 38-QFN (5x7) 28-SSOP 38-TSSOP-EP
Control Features Current Limit, Enable, Frequency Control, Power Good, Soft Start Enable, Frequency Control, Power Good, Soft Start, Tracking Enable, Frequency Control, Power Good, Soft Start Enable, Frequency Control, Power Good, Soft Start, Tracking
Function Step-Down Step-Down, Step-Up/Step-Down Step-Down Step-Down, Step-Up/Step-Down
Duty Cycle (Max) 99.4% 99%, 100% 99.4% 99%, 100%
Series PolyPhase® - - -
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Output Configuration Positive Positive Positive Positive
Package / Case 32-WFQFN Exposed Pad 38-WFQFN Exposed Pad 28-SSOP (0.154', 3.90mm Width) 38-TFSOP (0.173', 4.40mm Width) Exposed Pad

LTC3858IUH#TRPBF Datasheet PDF

Download LTC3858IUH#TRPBF pdf datasheets and Analog Devices Inc. documentation for LTC3858IUH#TRPBF - Analog Devices Inc..

Datasheets
LTC3858.pdf
Other Related Documents
Tape and Reel Packaging.pdf
PCN Assembly/Origin
Alt Assembly Site 20/Jan/2022.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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LTC3858IUH#TRPBF Image

LTC3858IUH#TRPBF

Analog Devices Inc.
32D-LTC3858IUH#TRPBF

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