LT3581EDE#TRPBF is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Analog Devices Inc.
In Stock: 0
Unit Price: $5.47262
Datasheet

Parametric Equivalent


Analog Devices Inc.
In Stock: 0
Unit Price: $4.70000
Datasheet
Boost, Charge Pump, Cuk, Flyback, SEPIC Switching Regulator IC Positive or Negative Adjustable 1.215V 1 Output 3.3A (Switch) 14-WFDFN Exposed Pad
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Boost, Charge Pump, Cuk, Flyback, SEPIC Switching Regulator IC Positive or Negative Adjustable 1.215V 1 Output 3.3A (Switch) 14-WFDFN Exposed Pad
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LT3581EDE#TRPBF

DigiKey Part Number
505-LT3581EDE#TRPBFTR-ND - Tape & Reel (TR)
505-LT3581EDE#TRPBFCT-ND - Cut Tape (CT)
505-LT3581EDE#TRPBFDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LT3581EDE#TRPBF
Description
IC REG BST CHARGE PUMP ADJ 14DFN
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Boost, Charge Pump, Cuk, Flyback, SEPIC Switching Regulator IC Positive or Negative Adjustable 1.215V 1 Output 3.3A (Switch) 14-WFDFN Exposed Pad
Datasheet
 Datasheet
EDA/CAD Models
LT3581EDE#TRPBF Models
Product Attributes
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Category
Voltage - Output (Min/Fixed)
Mfr
Voltage - Output (Max)
42V (Switch)
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Output
Part Status
Active
Frequency - Switching
200kHz ~ 2.5MHz
Function
Step-Up, Step-Up/Step-Down
Synchronous Rectifier
No
Output Configuration
Positive or Negative
Operating Temperature
-40°C ~ 125°C (TJ)
Topology
Mounting Type
Surface Mount
Output Type
Package / Case
Number of Outputs
1
Supplier Device Package
14-DFN (4x3)
Voltage - Input (Min)
2.5V
Base Product Number
Voltage - Input (Max)
22V
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LT3581HDE#TRPBFAnalog Devices Inc.0505-LT3581HDE#TRPBFTR-ND$5.47262Parametric Equivalent
LT3581IDE#TRPBFAnalog Devices Inc.0505-LT3581IDE#TRPBFTR-ND$4.70000Parametric Equivalent
In-Stock: 0
2,500 estimated in stock on 04-Jan-2027
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$8.52000$8.52
10$5.72400$57.24
25$4.99640$124.91
100$4.17370$417.37
250$3.76976$942.44
500$3.68750$1,843.75
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$3.68750$9,218.75
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.