A3966SLB-T
- Mfr.Part #
- A3966SLB-T
- Manufacturer
- Allegro MicroSystems
- Package / Case
- 16-PowerSOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC MTRDRV BIPLR 4.75-5.5V 16SOIC
- Stock
- 1,408
- In Stock :
- 1,408
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Allegro MicroSystems
- Product Category :
- Motor Drivers, Controllers
- Additional Feature :
- ALSO REQUIRES VCC TO 30V VBB SUPPLY
- Package / Case :
- 16-PowerSOIC (0.295, 7.50mm Width)
- Function :
- Driver - Fully Integrated, Control and Power Stage
- Terminal Finish :
- Matte Tin (Sn)
- Voltage - Supply :
- 4.75V~5.5V
- Qualification Status :
- Not Qualified
- Width :
- 7.5mm
- Power Supplies :
- 5V
- Terminal Position :
- Dual
- Lead Free :
- Lead Free
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Mount :
- Surface Mount
- Voltage - Load :
- 4.75V~30V
- Analog IC - Other Type :
- STEPPER MOTOR CONTROLLER
- Supply Voltage-Min (Vsup) :
- 4.75V
- Mounting Type :
- Surface Mount
- Base Part Number :
- A3966
- Motor Type - Stepper :
- Bipolar
- Supply Voltage :
- 5V
- Operating Temperature :
- -20°C~150°C TJ
- Current - Output :
- 650mA
- Number of Terminations :
- 16
- Applications :
- GENERAL PURPOSE
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Form :
- Gull wing
- Output Configuration :
- Half Bridge (4)
- Supply Voltage-Max (Vsup) :
- 5.5V
- JESD-609 Code :
- e3
- Interface :
- Parallel
- Supply Current-Max (Isup) :
- 50mA
- RoHS Status :
- ROHS3 Compliant
- Number of Channels :
- 1
- Published :
- 2003
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- ECCN Code :
- EAR99
- Packaging :
- Tube
- Height Seated (Max) :
- 2.65mm
- Datasheets
- A3966SLB-T

Motor Drivers, Controllers Allegro MicroSystems A3966SLB-T Overview
The Motor Drivers, Controllers Allegro MicroSystems A3966SLB-T is a highly versatile and efficient bipolar stepper motor driver IC designed for applications requiring precise control and robust performance in a compact package. Engineered by Allegro MicroSystems, a leader in motor driver solutions, the A3966SLB-T is capable of driving a wide range of bipolar stepper motors with voltages ranging from 4.75 to 5.5 V. This driver IC integrates a dual full-bridge driver with a fixed off-time current regulator, which simplifies the circuitry needed for motor control. Its SOIC-16 packaging ensures a minimal footprint while providing easy integration into existing designs, making it an ideal choice for designers looking to optimize space without compromising on performance.
A3966SLB-T Features
The A3966SLB-T motor driver IC incorporates several key features that enhance its performance and ease of use:
- Low voltage operation from 4.75 to 5.5 V, suitable for portable and low power applications.
- Dual full-bridge outputs capable of delivering up to 750 mA per channel.
- Internal fixed off-time PWM current control that manages motor speed and torque without the need for external intervention.
- Thermal shutdown and crossover-current protection to enhance the reliability and longevity of the device.
- Compact 16-pin SOIC package, ideal for space-constrained applications.
A3966SLB-T Applications
- Automated office equipment: Integrates into printers and scanners to manage precise paper feed and scanning movements.
- Consumer electronics: Used in cameras for precise control of lens positioning and in small household robots for movement control.
- Point of sale machines: Drives the motor for secure and reliable cash drawer operations.
- Medical devices: Employs in pumps and dispensers where accurate dosing and fluid control are crucial.
- 3D printers: Controls the stepper motors responsible for the precise movement and placement of the 3D print head and build platform.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















