The A3959 provides flexible PWM control of DC motors with output currents up to ±3A and operating voltages up to 50V. It features selectable current decay modes (slow, fast, mixed) and synchronous rectification for optimized performance and reduced power dissipation.
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Download Datasheet
Manufacturer: Allegro MicroSystems, LLC
Win Source Part Number: 007681-A3959SLPTR-T
Packaging: Reel - TR
Applications: General Purpose
Mounting: SMD (SMT)
Technology: DMOS
Output Current: 3A
Voltage - Load: 9.5 V to 50 V
Motor Type - AC, DC: Brushed DC
Family Name: A3959
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -20°C to 150°C (TJ)
Case / Package: 28-TSSOP-EP
Purpose: Driver - Fully Integrated, Control and Power Stage
Supply Voltage - Operating: 4.5 V to 5.5 V
Alternative Parts (Cross-Reference): TB67H301FTG; BD16936EFV-ME2; TB6608FNG(O,EL); TB6608FNG;
Introduction Date: March 18, 2008
ECCN: EAR99
Country of Origin: Thailand
Estimated EOL Date: 2025
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 55 pct.
Supply and Demand Status: Limited
Motor Driver DMOS Parallel 28-TSSOP-EP
Motor Driver DMOS Parallel 28-TSSOP-EP
Motor Driver DMOS Parallel 28-TSSOP-EP
3A Stepper Motor Driver, 50V, 5.5V, TSSOP-28, NMOS Product overview: A3959SLPTR-T from Allegro MicroSystems is a Motor Driver IC for embedded motor control, robotics, automation equipment, haptic feedback, pumps, fans, and industrial motion systems. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include Stepper, 3A, 50V, 5.5V, TSSOP. Search-friendly keywords include motor driver IC, H-bridge, stepper motor, PWM control, motion control, Stepper, 3A, 50V, 5.5V, Motor Drivers, Controllers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 744-A3959SLPTR-T can be used for catalog matching and distributor lookup.
MOTOR DRIVER, FULL BRIDGE, 3A TSSOP-28; Motor Type:Full Bridge; No. of Outputs:1Outputs; Output Current:3A; Output Voltage:50V; Driver Case Style:TSSOP; No. of Pins:28Pins; Supply Voltage Min:4.5V; Supply Voltage Max:5.5V RoHS Compliant: Yes
Motor Driver DMOS Parallel 28-TSSOP-EP
IC MOTOR DRVR 4.5V-5.5V 28TSSOP
IC MOTOR DRVR 4.5V-5.5V 28TSSOP
| Allegro MicroSystems Inc. | Win Source Electronics | DigiKey | ERSAELECTRONICS PTE. LTD. | Newark, An Avnet Company | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | |
|---|---|---|---|---|---|---|---|---|
| Product Category | DC Motor Drives | Motion Controllers | DC Motor Drives | DC Motor Drives | Motor Controllers | Motor Controllers | Motor Controllers | Motor Controllers |
| Product Number | A3959SLPTR-T | 007681-A3959SLPTR-T | 620-1137-6-ND | 744-A3959SLPTR-T | 59P3271 | A3959SLPTR-T | A3959SLPTR-T | A3959SLPTR-T |
| Product Name | DMOS Full-Bridge PWM Motor Driver | PMIC - PMIC - Motor Drivers, Controllers - A3959SLPTR-T | Motor Drivers, Controllers | Stepper 3A 50V 5.5V Motor Driver IC | Motor Driver, Full Bridge, 3A Tssop-28; Motor Type Allegro Microsystems | Motor Drivers, Controllers | Integrated Circuits (ICs) - Power Management (PMIC) - Motor Drivers, Controllers | PMIC - Motor Drivers, Controllers |
| Product | Pulse Width Modulation Drive | |||||||
| Motor / System | DC Brushed | DC Brushed | Full Bridge | DC Brushed; Brushed DC | ||||
| Configuration | PCB Mount | PCB Mount; "28-TSSOP (0.173"", 4.40mm Width) Exposed Pad" | ||||||
| Operating Temperature | -20 to 150 C (-4 to 302 F) | -20 to 150 C (-4 to 302 F) | -20 C (-4 F) | -20 to 150 C (-4 to 302 F) | ||||
| AC Input | 4 to 6 volts | 4 to 6 volts | 4 to 6 volts |
