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Allegro MicroSystems

Allegro MicroSystems is a semiconductor manufacturer producing Motor Drivers & Controllers, Power Distribution Switches, LED Drivers, DC-DC Switching Regulators, Special Purpose ICs. FPGACenter stocks 769 Allegro MicroSystems products with global sourcing capabilities, quality inspection, and competitive pricing. All Allegro MicroSystems components sourced through FPGACenter are 100% original with full traceability documentation.

769
Total Parts
769
In Stock
10
Categories
305
Active
464
EOL/Obsolete

Key Product Lines

Motor Drivers & ControllersPower Distribution SwitchesLED DriversDC-DC Switching RegulatorsSpecial Purpose ICs

✅ Why Source Allegro MicroSystems from FPGACenter

FPGACenter carries 769 Allegro MicroSystems part numbers. Submit an RFQ for volume pricing and lead time on any Allegro MicroSystems component.

✓ 100% Original & Genuine✓ No Minimum Order✓ Quality Inspection✓ Global Shipping

Allegro MicroSystems Product Categories

Motor Drivers & Controllers (374)Power Distribution Switches (150)LED Drivers (133)DC-DC Switching Regulators (51)Special Purpose ICs (22)Linear & Switching Controllers (14)Specialized Power Management (10)Gate Drivers (9)Full & Half-Bridge Drivers (3)Sensor & Detector Interfaces (2)

All Allegro MicroSystems Products

Page 10 of 39
Part NumberCategoryDescriptionPackageStockPriceStatus
A3977KEDTRMotor Drivers & ControllersA3977KEDTR by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 44-LCC (J-Lead) package, rated for -40°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.44-LCC (J-Lead)1.254$10.04OBSOLETERFQ
A3977KLPMotor Drivers & ControllersA3977KLP by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -40°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.28-TSSOP (0.173", 4.40mm Width) Exposed Pad2.558$8.95OBSOLETERFQ
A3977KLP-TMotor Drivers & ControllersA3977KLP-T by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -40°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.28-TSSOP (0.173", 4.40mm Width) Exposed Pad2.147$10.31OBSOLETERFQ
A3977KLPTRMotor Drivers & ControllersA3977KLPTR by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -40°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.28-TSSOP (0.173", 4.40mm Width) Exposed Pad759$13.81OBSOLETERFQ
A3977KLPTR-TMotor Drivers & ControllersA3977KLPTR-T by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -40°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.28-TSSOP (0.173", 4.40mm Width) Exposed Pad925RFQOBSOLETERFQ
A3977SEDMotor Drivers & ControllersA3977SED by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 44-LCC (J-Lead) package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.44-LCC (J-Lead)15.000$8.24OBSOLETERFQ
A3977SED-TMotor Drivers & ControllersA3977SED-T by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 44-LCC (J-Lead) package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.44-LCC (J-Lead)14.715$8.24OBSOLETERFQ
A3977SEDTRMotor Drivers & ControllersA3977SEDTR by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 44-LCC (J-Lead) package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.44-LCC (J-Lead)673$9.15OBSOLETERFQ
A3977SLPMotor Drivers & ControllersA3977SLP by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.28-TSSOP (0.173", 4.40mm Width) Exposed Pad1.535$8.18OBSOLETERFQ
A3977SLP-TMotor Drivers & ControllersA3977SLP-T by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.28-TSSOP (0.173", 4.40mm Width) Exposed Pad506$8.18OBSOLETERFQ
A3977SLPTRMotor Drivers & ControllersA3977SLPTR by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.28-TSSOP (0.173", 4.40mm Width) Exposed Pad23.412$1.45OBSOLETERFQ
A3977SLPTR-TMotor Drivers & ControllersA3977SLPTR-T by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications.28-TSSOP (0.173", 4.40mm Width) Exposed Pad24.000$1.35ACTIVERFQ
A3979SLPMotor Drivers & ControllersA3979SLP by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.28-TSSOP (0.173", 4.40mm Width) Exposed Pad15.660$2.97OBSOLETERFQ
A3979SLP-TMotor Drivers & ControllersA3979SLP-T by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.28-TSSOP (0.173", 4.40mm Width) Exposed Pad2.317$8.18OBSOLETERFQ
A3979SLPTRMotor Drivers & ControllersA3979SLPTR by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.28-TSSOP (0.173", 4.40mm Width) Exposed Pad2.180$12.46OBSOLETERFQ
A3979SLPTR-TMotor Drivers & ControllersA3979SLPTR-T by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications.28-TSSOP (0.173", 4.40mm Width) Exposed Pad45.132$2.29ACTIVERFQ
A3980KLPMotor Drivers & ControllersA3980KLP by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -40°C ~ 150°C (TJ), designed for Automotive applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.28-TSSOP (0.173", 4.40mm Width) Exposed Pad2.776RFQOBSOLETERFQ
A3980KLP-TMotor Drivers & ControllersA3980KLP-T by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -40°C ~ 150°C (TJ), designed for Automotive applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.28-TSSOP (0.173", 4.40mm Width) Exposed Pad1.910$7.57OBSOLETERFQ
A3980KLPTRMotor Drivers & ControllersA3980KLPTR by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -40°C ~ 150°C (TJ), designed for Automotive applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.28-TSSOP (0.173", 4.40mm Width) Exposed Pad6.000$158.18OBSOLETERFQ
A3980KLPTR-TMotor Drivers & ControllersA3980KLPTR-T by Allegro MicroSystems, 3V ~ 5.5V supply voltage, with Logic interface, in 28-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -40°C ~ 150°C (TJ), designed for Automotive applications.28-TSSOP (0.173", 4.40mm Width) Exposed Pad22.834$2.55ACTIVERFQ

Frequently Asked Questions

Where can I buy Allegro MicroSystems electronic components?

FPGACenter stocks 769 Allegro MicroSystems part numbers with 769 currently in stock. All parts are 100% original with full traceability. No minimum order quantity required. Submit an RFQ for competitive pricing.

Can I still get obsolete Allegro MicroSystems parts?

Yes. FPGACenter specializes in sourcing hard-to-find and obsolete components. We have 464 end-of-life/obsolete Allegro MicroSystems part numbers in our database, many available from verified stock or through our global sourcing network.

What types of Allegro MicroSystems products does FPGACenter carry?

We stock Allegro MicroSystems products across 10 categories including Motor Drivers & Controllers, Power Distribution Switches, LED Drivers, DC-DC Switching Regulators. Browse our full catalog or contact our sourcing team for any specific Allegro MicroSystems part number.

Need Allegro MicroSystems Components?

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