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 AUD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$3.28000$3.28
10$2.42000$24.20
25$2.20680$55.17
100$1.97260$197.26
250$1.86104$465.26
500$1.80352$901.76
* All Digi-Reel orders will add a $9.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,500$1.71075$2,566.12
3,000$1.67010$5,010.30
4,500$1.64976$7,423.92
7,500$1.62721$12,204.08
Manufacturers Standard Package
Unit Price without GST:$3.28000
Unit Price with GST:$3.60800