Buck Switching Regulator IC Positive Adjustable 0.8V 3 Output 20-WFQFN Exposed Pad
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A4491EESTR-T

DigiKey Part Number
620-A4491EESTR-TTR-ND - Tape & Reel (TR)
620-A4491EESTR-TCT-ND - Cut Tape (CT)
620-A4491EESTR-TDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
A4491EESTR-T
Description
IC REG BUCK ADJ TRPL 20QFN
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Buck Switching Regulator IC Positive Adjustable 0.8V 3 Output 20-WFQFN Exposed Pad
Datasheet
 Datasheet
Product Attributes
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Category
Voltage - Input (Max)
23V
Mfr
Voltage - Output (Min/Fixed)
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Voltage - Output (Max)
20.7V
Part Status
Active
Frequency - Switching
550kHz
Function
Step-Down
Synchronous Rectifier
No
Output Configuration
Positive
Operating Temperature
-40°C ~ 85°C (TA)
Topology
Mounting Type
Surface Mount
Output Type
Package / Case
Number of Outputs
3
Supplier Device Package
20-QFN-EP (4x4)
Voltage - Input (Min)
4.5V
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 17 356
Check for Additional Incoming Stock
All prices are in NOK
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1kr 21,05000kr 21,05
10kr 15,54900kr 155,49
25kr 14,17880kr 354,47
100kr 12,67460kr 1 267,46
250kr 11,95796kr 2 989,49
500kr 11,58822kr 5 794,11
* All Digi-Reel orders will add a kr 60,00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1 500kr 10,99217kr 16 488,26
3 000kr 10,73100kr 32 193,00
4 500kr 10,60026kr 47 701,17
7 500kr 10,45537kr 78 415,28
Manufacturers Standard Package
Unit Price without VAT:kr 21,05000
Unit Price with VAT:kr 26,31250