Buck Switching Regulator IC Positive Adjustable 0.8V 3 Output 20-WFQFN Exposed Pad
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A4490EESTR-T

DigiKey Part Number
620-1245-2-ND - Tape & Reel (TR)
620-1245-1-ND - Cut Tape (CT)
620-1245-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
A4490EESTR-T
Description
IC REG BUCK ADJ TRPL 20QFN
Manufacturer Standard Lead Time
24 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)
34V
Mfr
Voltage - Output (Min/Fixed)
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Voltage - Output (Max)
30.6V
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
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
1,500 estimated in stock on 26-Feb-2027
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$2.40000$2.40
10$1.77900$17.79
25$1.62440$40.61
100$1.45450$145.45
250$1.37360$343.40
500$1.32480$662.40
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,500$1.26453$1,896.79
3,000$1.23503$3,705.09
4,500$1.22026$5,491.17
7,500$1.20390$9,029.25
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