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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsLT3581IDE#PBF
LT3581IDE#PBF Image
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See specifications for product details.

LT3581IDE#PBF - Analog Devices Inc.

Manufacturer Part Number
LT3581IDE#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT3581IDE#PBF
ECAD Model
Parts Description
IC REG MULT CONFG ADJ 3.3A 14DFN
Detailed Description
Package
14-WFDFN Exposed Pad
Data sheet
LT3581.pdf
RoHs Status
ROHS3 Compliant
In stock: 7348

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Specifications

LT3581IDE#PBF Tech Specifications
Analog Devices Inc. - LT3581IDE#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT3581IDE#PBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Output (Min/Fixed) 1.215V  
Voltage - Output (Max) 42V (Switch)  
Voltage - Input (Min) 2.5V  
Voltage - Input (Max) 22V  
Topology Boost, Charge Pump, Cuk, Flyback, SEPIC  
Synchronous Rectifier No  
Supplier Device Package 14-DFN (4x3)  
Series -  
Package / Case 14-WFDFN 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 200kHz ~ 2.5MHz  
Current - Output 3.3A (Switch)  
Base Product Number LT3581  

Parts Introduction

Manufacturer Part Number

LT3581IDE#PBF

Manufacturer

Analog Devices

Introduction

The LT3581IDE#PBF is a versatile switching regulator that features a wide range of input and output voltages and supports multiple topologies.

Product Features and Performance

Step-Up, Step-Up/Step-Down functionality

Positive or Negative output configuration

Support for Boost, Charge Pump, Cuk, Flyback, SEPIC topologies

Adjustable output type

Single output with 3.3A switch current capability

Adjustable switching frequency from 200kHz to 2.5MHz

Operates across a wide temperature range from -40°C to 125°C

Product Advantages

Flexible power solution for varied applications

High efficiency with a wide range of input voltages

Ideal for both battery-powered and automotive applications

Key Technical Parameters

Input Voltage (Min): 2.5V

Input Voltage (Max): 22V

Output Voltage (Min/Fixed): 1.215V

Output Voltage (Max): 42V (Switch)

Current Output: 3.3A (Switch)

Switching Frequency: 200kHz ~ 2.5MHz

Quality and Safety Features

Robust thermal performance within operating temperature range

Protection features for extended product life

Compatibility

Easy to integrate into existing systems with surface mount design

Suitable for various applications given wide voltage ranges and topologies supported

Application Areas

Battery-powered devices

Automotive electronics

Distributed power systems

Portable electronics

Product Lifecycle

Active product status

No indication of discontinuation, ensuring availability

Multiple options for replacements or upgrades within Analog Devices' range

Several Key Reasons to Choose This Product

Versatility in application due to numerous supported topologies

High reliability and performance across a large temperature range

Optimal solution for complex multi-voltage systems

Easy integration with existing designs thanks to surface-mount package

Manufactured by a reputable company, Analog Devices, known for quality products

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT3581IDE#PBF

Product Attribute LT3581IDE#PBF LT3581EMSE#PBF LT3582EUD-12#PBF LT3580MPMS8E#PBF
Part Number LT3581IDE#PBF LT3581EMSE#PBF LT3582EUD-12#PBF LT3580MPMS8E#PBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Package Tube Tube Tube Tube
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -55°C ~ 125°C (TJ)
Package / Case 14-WFDFN Exposed Pad 16-TFSOP (0.118", 3.00mm Width) Exposed Pad 16-WFQFN Exposed Pad 8-TSSOP, 8-MSOP (0.118', 3.00mm Width) Exposed Pad
Series - - - -
Frequency - Switching 200kHz ~ 2.5MHz 200kHz ~ 2.5MHz - 200kHz ~ 2MHz
Topology Boost, Charge Pump, Cuk, Flyback, SEPIC Boost, Charge Pump, Cuk, Flyback, SEPIC Boost, Buck-Boost Boost, Cuk, SEPIC
Base Product Number LT3581 LT3581 LT3582 LT3580
Synchronous Rectifier No No No No
Number of Outputs 1 1 2 1
Supplier Device Package 14-DFN (4x3) 16-MSOP-EP 16-QFN (3x3) 8-MSOP-EP
Output Configuration Positive or Negative Positive or Negative Positive and Negative (Dual Rail) Positive or Negative
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Current - Output 3.3A (Switch) 3.3A (Switch) 285mA (Switch), 490mA (Switch) 2A (Switch)
Voltage - Output (Max) 42V (Switch) 42V (Switch) - 42V (Switch)
Output Type Adjustable Adjustable Fixed Adjustable
Voltage - Input (Max) 22V 22V 5.5V 32V
Function Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up Step-Up, Step-Up/Step-Down
Voltage - Input (Min) 2.5V 2.5V 2.55V 2.5V
Voltage - Output (Min/Fixed) 1.215V 1.215V ±12V 5V

LT3581IDE#PBF Datasheet PDF

Download LT3581IDE#PBF pdf datasheets and Analog Devices Inc. documentation for LT3581IDE#PBF - Analog Devices Inc..

Datasheets
LT3581.pdf
PCN Assembly/Origin
Assembly 20/Feb/2022.pdf
PCN Design/Specification
LT3581 Datasheet Update 09/Apr/2014.pdf
Environmental Information
Material Declaration LT3581IDE#PBF.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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LT3581IDE#PBF Image

LT3581IDE#PBF

Analog Devices Inc.
32D-LT3581IDE#PBF

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