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Part Number Overview
Manufacturer Part Number
A4491EESTR-T
Description
IC REG BUCK ADJ TRPL 20QFN
Detailed Description
Buck Switching Regulator IC Positive Adjustable 0.8V 3 Output 20-WFQFN Exposed Pad
Manufacturer
Allegro MicroSystems
Standard LeadTime
12 Weeks
Edacad Model
Standard Package
1,500
Supplier Stocks
Technical specifications
Mfr
Allegro MicroSystems
Series
-
Package
Tape & Reel (TR)
Product Status
Active
Function
Step-Down
Output Configuration
Positive
Topology
Buck
Output Type
Adjustable
Number of Outputs
3
Voltage - Input (Min)
4.5V
Voltage - Input (Max)
23V
Voltage - Output (Min/Fixed)
0.8V
Voltage - Output (Max)
20.7V
Current - Output
-
Frequency - Switching
550kHz
Synchronous Rectifier
No
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Package / Case
20-WFQFN Exposed Pad
Supplier Device Package
20-QFN-EP (4x4)
Base Product Number
A4491
Environmental & Export Classifications
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
2 (1 Year)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Other Names
620-1516-6
2156-A4491EESTR-T
ALLALLA4491EESTR-T
620-1516-1-ND
620-A4491EESTR-TTR
A4491EESTR-T-ND
620-1516-6-ND
620-A4491EESTR-TDKR
620-1516-2
620-1516-2-ND
620-1516-1
620-A4491EESTR-TCT
Category
/Product Index/Integrated Circuits (ICs)/Power Management (PMIC)/Voltage Regulators - DC DC Switching Regulators/Allegro MicroSystems A4491EESTR-T
Documents & Media
Datasheets
1(A4491)
PCN Packaging
1(Tape Change 27/Jan/2023)
HTML Datasheet
1(A4491)
Quantity Price
Quantity: 10500
Unit Price: $0.808
Packaging: Tape & Reel (TR)
MinMultiplier: 1500
Packaging: Tape & Reel (TR)
MinMultiplier: 1500
Quantity: 7500
Unit Price: $0.84032
Packaging: Tape & Reel (TR)
MinMultiplier: 1500
Packaging: Tape & Reel (TR)
MinMultiplier: 1500
Quantity: 3000
Unit Price: $0.87264
Packaging: Tape & Reel (TR)
MinMultiplier: 1500
Packaging: Tape & Reel (TR)
MinMultiplier: 1500
Quantity: 1500
Unit Price: $0.93728
Packaging: Tape & Reel (TR)
MinMultiplier: 1500
Packaging: Tape & Reel (TR)
MinMultiplier: 1500
Quantity: 500
Unit Price: $1.1312
Packaging: Cut Tape (CT)
MinMultiplier: 1
Packaging: Cut Tape (CT)
MinMultiplier: 1
Quantity: 250
Unit Price: $1.2928
Packaging: Cut Tape (CT)
MinMultiplier: 1
Packaging: Cut Tape (CT)
MinMultiplier: 1
Quantity: 100
Unit Price: $1.3768
Packaging: Cut Tape (CT)
MinMultiplier: 1
Packaging: Cut Tape (CT)
MinMultiplier: 1
Quantity: 25
Unit Price: $1.616
Packaging: Cut Tape (CT)
MinMultiplier: 1
Packaging: Cut Tape (CT)
MinMultiplier: 1
Quantity: 10
Unit Price: $1.713
Packaging: Cut Tape (CT)
MinMultiplier: 1
Packaging: Cut Tape (CT)
MinMultiplier: 1
Quantity: 1
Unit Price: $1.91
Packaging: Cut Tape (CT)
MinMultiplier: 1
Packaging: Cut Tape (CT)
MinMultiplier: 1
Quantity: 500
Unit Price: $1.1312
Packaging: Digi-Reel®
MinMultiplier: 1
Packaging: Digi-Reel®
MinMultiplier: 1
Quantity: 250
Unit Price: $1.2928
Packaging: Digi-Reel®
MinMultiplier: 1
Packaging: Digi-Reel®
MinMultiplier: 1
Quantity: 100
Unit Price: $1.3768
Packaging: Digi-Reel®
MinMultiplier: 1
Packaging: Digi-Reel®
MinMultiplier: 1
Quantity: 25
Unit Price: $1.616
Packaging: Digi-Reel®
MinMultiplier: 1
Packaging: Digi-Reel®
MinMultiplier: 1
Quantity: 10
Unit Price: $1.713
Packaging: Digi-Reel®
MinMultiplier: 1
Packaging: Digi-Reel®
MinMultiplier: 1
Quantity: 1
Unit Price: $1.91
Packaging: Digi-Reel®
MinMultiplier: 1
Packaging: Digi-Reel®
MinMultiplier: 1
Substitutes
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