Manufacturer Part Number
A3959SLB
Manufacturer
Allegro Microsystems
Introduction
A3959SLB is a fully integrated motor driver designed for controlling brushed DC motors with advanced safety and performance features.
Product Features and Performance
Fully integrated control and power stage for brushed DC motors
Half Bridge output configuration
DMOS technology for higher efficiency and performance
Parallel interface for simplified control
Capable of delivering output current up to 3A
Wide voltage supply range of 4.5V to 5.5V
Load voltage capability from 9.5V up to 50V
High operating temperature range from -20°C to 150°C (TJ)
Product Advantages
Integration of control and power stage reduces component count
High current output suitable for a variety of motor applications
Wide operating voltage range allows for flexible usage in different power environments
Robust thermal performance makes it suitable for high-temperature operations
The surface mount package enables compact PCB designs
Key Technical Parameters
Output Configuration: Half Bridge (2)
Interface: Parallel
Current Output: 3A
Voltage Supply: 4.5V ~ 5.5V
Voltage Load: 9.5V ~ 50V
Operating Temperature: -20°C ~ 150°C (TJ)
Mounting Type: Surface Mount
Package / Case: 24-SOIC
Quality and Safety Features
Built with DMOS technology known for reliability
Over-temperature protection extends the product's life and ensures safe operation
Compatibility
Generally used for brushed DC motors and compatible with parallel interface systems
Application Areas
General Purpose motor control applications, including industrial, consumer, and automotive sectors
Product Lifecycle
Product Status: Obsolete
Potential for limited availability and support for replacements or upgrades
Several Key Reasons to Choose This Product
Offers a seamless and efficient solution for driving brushed DC motors
High output current capability is ideal for demanding applications
Wide operating voltage range provides adaptability to different power systems
The robust operating temperature range extends usability in harsh environments
DMOS technology ensures reliable performance and device longevity
Surface mount package allows for efficient utilization of PCB space
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