LT8640SIV#PBF is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Analog Devices Inc.
In Stock: 0
Unit Price: $15.53000
Datasheet

Parametric Equivalent


Analog Devices Inc.
In Stock: 0
Unit Price: $15.53000
Datasheet

Parametric Equivalent


Analog Devices Inc.
In Stock: 0
Unit Price: $17.71000
Datasheet

Parametric Equivalent


Analog Devices Inc.
In Stock: 1
Unit Price: $16.94000
Datasheet

Parametric Equivalent


Analog Devices Inc.
In Stock: 6,210
Unit Price: $15.53000
Datasheet

Parametric Equivalent


Analog Devices Inc.
In Stock: 540
Unit Price: $16.94000
Datasheet
Buck Switching Regulator IC Positive Adjustable 0.97V 1 Output 6A 24-TFQFN Exposed Pad
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Buck Switching Regulator IC Positive Adjustable 0.97V 1 Output 6A 24-TFQFN Exposed Pad
Linear Technology LT8640S Regulator | Digi-Key Daily
Introducing Power by Linear

LT8640SIV#PBF

DigiKey Part Number
505-LT8640SIV#PBF-ND
Manufacturer
Manufacturer Product Number
LT8640SIV#PBF
Description
IC REG BUCK ADJ 6A 24LQFN
Manufacturer Standard Lead Time
20 Weeks
Customer Reference
Detailed Description
Buck Switching Regulator IC Positive Adjustable 0.97V 1 Output 6A 24-TFQFN Exposed Pad
Datasheet
 Datasheet
EDA/CAD Models
LT8640SIV#PBF Models
Product Attributes
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Category
Voltage - Input (Max)
42V
Mfr
Voltage - Output (Min/Fixed)
Series
Voltage - Output (Max)
42V
Packaging
Tray
Current - Output
Part Status
Active
Frequency - Switching
200kHz ~ 3MHz
Function
Step-Down
Synchronous Rectifier
Yes
Output Configuration
Positive
Operating Temperature
-40°C ~ 125°C (TJ)
Topology
Mounting Type
Surface Mount
Output Type
Package / Case
Number of Outputs
1
Supplier Device Package
24-LQFN (4x4)
Voltage - Input (Min)
3.4V
Base Product Number
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (6)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LT8640SEV#PBFAnalog Devices Inc.0505-LT8640SEV#PBF-ND$15.53000Parametric Equivalent
LT8640SEV-2#PBFAnalog Devices Inc.0505-LT8640SEV-2#PBF-ND$15.53000Parametric Equivalent
LT8640SHV-2#PBFAnalog Devices Inc.0505-LT8640SHV-2#PBF-ND$17.71000Parametric Equivalent
LT8640SIV-2#PBFAnalog Devices Inc.1505-LT8640SIV-2#PBF-ND$16.94000Parametric Equivalent
LT8643SEV#PBFAnalog Devices Inc.6,210505-LT8643SEV#PBF-ND$15.53000Parametric Equivalent
In-Stock: 0
540 expected in stock on 22-Oct-2026
Request Stock Notification
All prices are in USD
Tray
QuantityUnit PriceExt Price
1$16.94000$16.94
10$13.43400$134.34
25$12.55800$313.95
100$11.59560$1,159.56
250$11.13672$2,784.18
540$10.83267$5,849.64
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
Tariff Status: Tariff may apply if shipping to the United States. Tariff costs are calculated and will be displayed in the shopping cart.