Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 2.5A 20-VFQFN Exposed Pad
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A81805KESJSR

DigiKey Part Number
620-A81805KESJSRTR-ND - Tape & Reel (TR)
620-A81805KESJSRCT-ND - Cut Tape (CT)
620-A81805KESJSRDKR-ND - Digi-Reel®
Manufacturer
Allegro MicroSystems
Manufacturer Product Number
A81805KESJSR
Description
IC REG BUCK 3.3V 2.5A 20QFN
Manufacturer Standard Lead Time
24 Weeks
Customer Reference
Detailed Description
Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 2.5A 20-VFQFN Exposed Pad
Datasheet
 Datasheet
Product Attributes
Type
Description
Select All
Category
Mfr
Allegro MicroSystems
Series
-
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Active
Function
Step-Down
Output Configuration
Positive
Topology
Buck
Output Type
Fixed
Number of Outputs
1
Voltage - Input (Min)
3.5V
Voltage - Input (Max)
36V
Voltage - Output (Min/Fixed)
3.3V
Voltage - Output (Max)
-
Current - Output
2.5A
Frequency - Switching
400kHz ~ 2.5MHz
Synchronous Rectifier
Yes
Operating Temperature
-40°C ~ 150°C (TJ)
Mounting Type
Surface Mount, Wettable Flank
Package / Case
20-VFQFN Exposed Pad
Supplier Device Package
20-QFN (4x4)
Base Product Number
A81805
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In-Stock: 11 990
Check for Additional Incoming Stock
Quantity
All prices are in EUR
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1€1.94000€1.94
10€1.43100€14.31
25€1.30600€32.65
100€1.16840€116.84
250€1.10260€275.65
500€1.06298€531.49
1 000€1.03037€1,030.37
2 500€0.99594€2,489.85
* All Digi-Reel orders will add a €5.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
6 000€0.97038€5,822.28
Manufacturers Standard Package
Unit Price without VAT:€1.94000
Unit Price with VAT:€2.43470