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

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

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Part Number	Category	Description	Package	Stock	Price	Status
A3946KLB-T	Motor Drivers & Controllers	A3946KLB-T by Allegro MicroSystems, 7V ~ 60V supply voltage, with Parallel interface, in 16-PowerSOIC (0.295", 7.50mm Width) package, rated for -40°C ~ 135°C (TA), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.	16-PowerSOIC (0.295", 7.50mm Width)	2.430	$4.42	OBSOLETE	RFQ
A3946KLBTR	Motor Drivers & Controllers	A3946KLBTR by Allegro MicroSystems, 7V ~ 60V supply voltage, with Parallel interface, in 16-PowerSOIC (0.295", 7.50mm Width) package, rated for -40°C ~ 135°C (TA), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.	16-PowerSOIC (0.295", 7.50mm Width)	1.226	RFQ	OBSOLETE	RFQ
A3946KLBTR-T	Motor Drivers & Controllers	A3946KLBTR-T by Allegro MicroSystems, 7V ~ 60V supply voltage, with Parallel interface, in 16-PowerSOIC (0.295", 7.50mm Width) package, rated for -40°C ~ 135°C (TA), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.	16-PowerSOIC (0.295", 7.50mm Width)	59	$6.54	OBSOLETE	RFQ
A3946KLP	Motor Drivers & Controllers	A3946KLP by Allegro MicroSystems, 7V ~ 60V supply voltage, with Parallel interface, in 16-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -40°C ~ 135°C (TA), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.	16-TSSOP (0.173", 4.40mm Width) Exposed Pad	1.033	$4.67	OBSOLETE	RFQ
A3946KLP-T	Motor Drivers & Controllers	A3946KLP-T by Allegro MicroSystems, 7V ~ 60V supply voltage, with Parallel interface, in 16-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -40°C ~ 135°C (TA), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.	16-TSSOP (0.173", 4.40mm Width) Exposed Pad	1.350	$4.67	OBSOLETE	RFQ
A3946KLPTR	Motor Drivers & Controllers	A3946KLPTR by Allegro MicroSystems, 7V ~ 60V supply voltage, with Parallel interface, in 16-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -40°C ~ 135°C (TA), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.	16-TSSOP (0.173", 4.40mm Width) Exposed Pad	1.147	RFQ	OBSOLETE	RFQ
A3946KLPTR-T	Motor Drivers & Controllers	A3946KLPTR-T by Allegro MicroSystems, 7V ~ 60V supply voltage, with Parallel interface, in 16-TSSOP (0.173", 4.40mm Width) Exposed Pad package, rated for -40°C ~ 135°C (TA), designed for General Purpose applications.	16-TSSOP (0.173", 4.40mm Width) Exposed Pad	23.736	$2.70	ACTIVE	RFQ
A3948SB	Motor Drivers & Controllers	A3948SB by Allegro MicroSystems, 4.5V ~ 5.5V supply voltage, with Serial interface, in 24-PowerDIP (0.300", 7.62mm) package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.	24-PowerDIP (0.300", 7.62mm)	2.372	$7.15	OBSOLETE	RFQ
A3948SLB	Motor Drivers & Controllers	A3948SLB by Allegro MicroSystems, 4.5V ~ 5.5V supply voltage, with Serial interface, in 24-SOIC (0.295", 7.50mm Width) package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.	24-SOIC (0.295", 7.50mm Width)	2.439	$7.09	OBSOLETE	RFQ
A3948SLBTR	Motor Drivers & Controllers	A3948SLBTR by Allegro MicroSystems, 4.5V ~ 5.5V supply voltage, with Serial interface, in 24-SOIC (0.295", 7.50mm Width) package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.	24-SOIC (0.295", 7.50mm Width)	1.447	$7.96	OBSOLETE	RFQ
A3949SLB	Motor Drivers & Controllers	A3949SLB by Allegro MicroSystems, 8V ~ 36V supply voltage, with Parallel interface, in 16-PowerSOIC (0.295", 7.50mm Width) package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.	16-PowerSOIC (0.295", 7.50mm Width)	825	$4.46	OBSOLETE	RFQ
A3949SLB-T	Motor Drivers & Controllers	A3949SLB-T by Allegro MicroSystems, 8V ~ 36V supply voltage, with Parallel interface, in 16-PowerSOIC (0.295", 7.50mm Width) package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.	16-PowerSOIC (0.295", 7.50mm Width)	1.105	$5.22	OBSOLETE	RFQ
A3949SLBTR	Motor Drivers & Controllers	A3949SLBTR by Allegro MicroSystems, 8V ~ 36V supply voltage, with Parallel interface, in 16-PowerSOIC (0.295", 7.50mm Width) package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.	16-PowerSOIC (0.295", 7.50mm Width)	2.409	$5.16	OBSOLETE	RFQ
A3949SLBTR-T	Motor Drivers & Controllers	A3949SLBTR-T by Allegro MicroSystems, 8V ~ 36V supply voltage, with Parallel interface, in 16-PowerSOIC (0.295", 7.50mm Width) package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications. This part is discontinued. FPGACenter specializes in sourcing obsolete components.	16-PowerSOIC (0.295", 7.50mm Width)	1.507	$7.82	OBSOLETE	RFQ
A3949SLP	Motor Drivers & Controllers	A3949SLP by Allegro MicroSystems, 8V ~ 36V supply voltage, with Parallel interface, in 16-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.	16-TSSOP (0.173", 4.40mm Width) Exposed Pad	1.216	$4.63	OBSOLETE	RFQ
A3949SLP-T	Motor Drivers & Controllers	A3949SLP-T by Allegro MicroSystems, 8V ~ 36V supply voltage, with Parallel interface, in 16-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.	16-TSSOP (0.173", 4.40mm Width) Exposed Pad	1.439	$5.44	OBSOLETE	RFQ
A3949SLPTR	Motor Drivers & Controllers	A3949SLPTR by Allegro MicroSystems, 8V ~ 36V supply voltage, with Parallel interface, in 16-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.	16-TSSOP (0.173", 4.40mm Width) Exposed Pad	1.684	$6.97	OBSOLETE	RFQ
A3949SLPTR-T	Motor Drivers & Controllers	A3949SLPTR-T by Allegro MicroSystems, 8V ~ 36V supply voltage, with Parallel interface, in 16-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.	16-TSSOP (0.173", 4.40mm Width) Exposed Pad	2.294	$8.30	OBSOLETE	RFQ
A3950SEUTR-T	Motor Drivers & Controllers	A3950SEUTR-T by Allegro MicroSystems, 8V ~ 36V supply voltage, with Parallel interface, in 16-WQFN Exposed Pad package, rated for -20°C ~ 150°C (TJ), designed for General Purpose applications.	16-WQFN Exposed Pad	26.581	$1.27	ACTIVE	RFQ
A3950SLP-T	Motor Drivers & Controllers	A3950SLP-T by Allegro MicroSystems, 8V ~ 36V supply voltage, with Parallel interface, in 16-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.	16-TSSOP (0.173", 4.40mm Width) Exposed Pad	48.617	$2.34	OBSOLETE	RFQ

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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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