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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsLT3957AEUHE#PBF
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LT3957AEUHE#PBF - Analog Devices Inc.

Manufacturer Part Number
LT3957AEUHE#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT3957AEUHE#PBF
ECAD Model
Parts Description
IC REG MULTI CONFG ADJ 5A 36QFN
Detailed Description
Package
36-WFQFN, 28 Leads, Exposed Pad
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
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Specifications

LT3957AEUHE#PBF Tech Specifications
Analog Devices Inc. - LT3957AEUHE#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT3957AEUHE#PBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Output (Min/Fixed) 1.6V  
Voltage - Output (Max) 40V (Switch)  
Voltage - Input (Min) 3V  
Voltage - Input (Max) 40V  
Topology Boost, Cuk, Flyback, SEPIC  
Synchronous Rectifier No  
Supplier Device Package 36-QFN (5x6)  
Series -  
Package / Case 36-WFQFN, 28 Leads, Exposed Pad  
Product Attribute Attribute Value  
Package Tube  
Output Type Adjustable  
Output Configuration Positive or Negative  
Operating Temperature -40°C ~ 125°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Up, Step-Up/Step-Down  
Frequency - Switching 100kHz ~ 1MHz  
Current - Output 5A (Switch)  
Base Product Number LT3957  

Parts Introduction

Manufacturer Part Number

LT3957AEUHE#PBF

Manufacturer

analog-devices

Introduction

The LT3957AEUHE#PBF is a high-efficiency, current mode, step-up, step-up/step-down DC/DC converter that can operate from input voltages as low as 3V and as high as 40V. It can provide an adjustable output voltage up to 40V at up to 5A of output current. The device features a wide 100kHz to 1MHz selectable switching frequency, integrated power switches, and low quiescent current. The LT3957AEUHE#PBF is suitable for a wide range of industrial, automotive, and telecommunications applications.

Product Features and Performance

Wide input voltage range: 3V to 40V

Adjustable output voltage up to 40V

Maximum output current of 5A

Selectable switching frequency from 100kHz to 1MHz

Integrated power switches

Low quiescent current

Thermal shutdown and current limit protection

Product Advantages

High efficiency and wide input voltage range make it suitable for a variety of applications

Adjustable output voltage provides flexibility in design

High output current capability allows for powering high-power loads

Selectable switching frequency enables optimizing for size, noise, and efficiency

Integrated power switches and protection features simplify design

Key Reasons to Choose This Product

Versatile and high-performance step-up/step-down DC/DC converter

Suitable for a wide range of industrial, automotive, and telecommunications applications

Reliable and robust design with integrated protection features

Flexible and customizable to meet specific design requirements

Cost-effective solution for power conversion needs

Quality and Safety Features

Thermal shutdown and current limit protection

Compliant with relevant safety and environmental standards

Compatibility

The LT3957AEUHE#PBF is compatible with a wide range of power supply and control applications that require a high-efficiency, adjustable-output DC/DC converter.

Application Areas

Industrial equipment and machinery

Automotive electronics

Telecommunications infrastructure

Portable and battery-powered devices

Renewable energy systems

Product Lifecycle

The LT3957AEUHE#PBF is an active product. There are no equivalent or alternative models currently available from analog-devices. If you have further questions or need assistance, please contact our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT3957AEUHE#PBF

Product Attribute LT3957AEUHE#PBF LT3957AEUHE#TRPBF LT3957IUHE#TRPBF LT3958EUHE#PBF
Part Number LT3957AEUHE#PBF LT3957AEUHE#TRPBF LT3957IUHE#TRPBF LT3958EUHE#PBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Synchronous Rectifier No No No No
Package / Case 36-WFQFN, 28 Leads, Exposed Pad 36-WFQFN, 28 Leads, Exposed Pad 36-WFQFN, 28 Leads, Exposed Pad 36-WFQFN, 28 Leads, Exposed Pad
Output Configuration Positive or Negative Positive or Negative Positive or Negative Positive or Negative
Topology Boost, Cuk, Flyback, SEPIC Boost, Cuk, Flyback, SEPIC Boost, Cuk, Flyback, SEPIC Boost, Cuk, Flyback, SEPIC
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Base Product Number LT3957 LT3957 LT3957 LT3958
Voltage - Input (Max) 40V 40V 40V 80V
Number of Outputs 1 1 1 1
Function Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down
Series - - - -
Package Tube Tape & Reel (TR) Tape & Reel (TR) Tube
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Current - Output 5A (Switch) 5A (Switch) 5A (Switch) 3.3A (Switch)
Voltage - Output (Max) 40V (Switch) 40V (Switch) 40V (Switch) 84V (Switch)
Output Type Adjustable Adjustable Adjustable Adjustable
Voltage - Input (Min) 3V 3V 3V 5V
Voltage - Output (Min/Fixed) 1.6V 1.6V 1.6V 1.6V
Supplier Device Package 36-QFN (5x6) 36-QFN (5x6) 36-QFN (5x6) 36-QFN (5x6)
Frequency - Switching 100kHz ~ 1MHz 100kHz ~ 1MHz 100kHz ~ 1MHz 100kHz ~ 1MHz

LT3957AEUHE#PBF Datasheet PDF

Download LT3957AEUHE#PBF pdf datasheets and Analog Devices Inc. documentation for LT3957AEUHE#PBF - Analog Devices Inc..

Datasheets
Cylindrical Battery Holders.pdf
Environmental Information
Material Declaration LT3957AEUHE#PBF.pdf

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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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LT3957AEUHE#PBF Image

LT3957AEUHE#PBF

Analog Devices Inc.
32D-LT3957AEUHE#PBF

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