Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 20-QFN (4x4)
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A4450KESTR-J

DigiKey Part Number
620-A4450KESTR-JTR-ND - Tape & Reel (TR)
620-A4450KESTR-JCT-ND - Cut Tape (CT)
620-A4450KESTR-JDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
A4450KESTR-J
Description
IC REG CTRLR BUCK-BOOST 20QFN
Manufacturer Standard Lead Time
24 Weeks
Customer Reference
Detailed Description
Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 20-QFN (4x4)
Datasheet
 Datasheet
Product Attributes
Type
Description
Select All
Category
Manufacturer
Allegro MicroSystems
Series
-
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Active
Output Type
Transistor Driver
Function
Step-Up/Step-Down
Output Configuration
Positive
Topology
Buck-Boost
Number of Outputs
1
Output Phases
1
Voltage - Supply (Vcc/Vdd)
3V ~ 36V
Frequency - Switching
250kHz ~ 2.2MHz
Duty Cycle (Max)
-
Synchronous Rectifier
No
Clock Sync
Yes
Serial Interfaces
-
Control Features
Enable, Frequency Control, Soft Start
Operating Temperature
-40°C ~ 150°C (TJ)
Grade
Automotive
Qualification
AEC-Q100
Mounting Type
Surface Mount, Wettable Flank
Package / Case
20-WFQFN Exposed Pad
Supplier Device Package
20-QFN (4x4)
Base Product Number
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In-Stock: 14,337
Check for Additional Incoming Stock
All prices are in NZD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$4.55000$4.55
10$3.38200$33.82
25$3.09040$77.26
100$2.76940$276.94
250$2.61636$654.09
500$2.52406$1,262.03
* All Digi-Reel orders will add a $10.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,500$2.41008$3,615.12
3,000$2.35430$7,062.90
4,500$2.32636$10,468.62
7,500$2.29541$17,215.58
Manufacturers Standard Package
Unit Price without GST:$4.55000
Unit Price with GST:$5.23250