A3955 Datasheet - Allegro MicroSystems

FULL-BRIDGE PWM MICROSTEPPING MOTOR DRIVER

A3955 Features

* ▪ ±1.5 A continuous output current ▪ 50 V output voltage rating ▪ Internal PWM current control ▪ 3-bit nonlinear DAC ▪ Fast, mixed fast/slow, and slow current-decay modes ▪ Internal transient-suppression diodes ▪ Internal thermal shutdown circuitry ▪ Crossover-current and UVLO protection Packages:

A3955 General Description

The A3955 is designed to drive one winding of a bipolar stepper motor in a microstepping mode. The outputs are rated for continuous output currents to ±1.5 A and operating voltages to 50V. Internal pulse width modulated (PWM) current control combined with an internal three-bit nonlinear digitalto-an.

A3955 Datasheet (355.27 KB)

A3955 Datasheet Preview — Preview of A3955 PDF

Datasheet Details

Part number:

A3955

Manufacturer:

Allegro MicroSystems

File Size:

355.27 KB

Description:

Full-bridge pwm microstepping motor driver.

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A3955 FULL-BRIDGE PWM MICROSTEPPING MOTOR DRIVER Allegro MicroSystems

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A3955 Features

A3955 General Description

Datasheet Details

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