3955 - FULL-BRIDGE PWM MICROSTEPPING MOTOR DRIVER

Product Overview

Allegro MicroSystems

Datasheet Details

Part number	3955
Manufacturer	Allegro MicroSystems
File Size	131.67 KB
Description	FULL-BRIDGE PWM MICROSTEPPING MOTOR DRIVER
Datasheet	3955 Datasheet
Additional preview pages of the 3955 datasheet.

Product details

Description

Slow Current-Decay Mode Mixed Current-Decay Mode Fast Current-Decay Mode ≥3.5 V 1.1 V to 3.1 V ≤0.8 V 115 Northeast Cutoff, Box 15036 Worcester, Massachusetts 01615-0036 (508) 853-5000 W Copyright © 1997 Allegro MicroSystems, Inc.3955 FULL-BRIDGE PWM MICROSTEPPING MOTOR DRIVER ALLOWABLE PACKAGE POWER DISSIPATION IN WATTS 5 RθJT = 6.0°C/W Table 3 DAC Truth Table D2 H H SUFFIX 'B', R θJA = 43°C/W 4 DAC DATA D1 D0 H H L L H H L L H L H L H L H L Current Ratio, % 100 92.4 83.1 70.7

Features

s s s s s s s s ±1.5 A Continuous Output Current 50 V Output Voltage Rating Internal PWM Current Control 3-Bit Non-Linear DAC Fast, Mixed Fast/Slow, and Slow Current-Decay Modes Internal Transient-Suppression Diodes Internal Thermal-Shutdown Circuitry Crossover-Current and UVLO Protection Always order by complete part number: Part Number A3955SB A3955SLB Package 16-Pin DIP 16-Lead SOIC 3955 FULL-BRIDGE PWM.

📁 Similar Datasheet

395PT - Phase Control Thyristors (nELL)

Other Datasheets by Allegro MicroSystems

3951 - FULL-BRIDGE PWM MOTOR DRIVER
3952 - FULL-BRIDGE PWM MOTOR DRIVER
3953 - FULL-BRIDGE PWM MOTOR DRIVER
3957 - FULL-BRIDGE PWM MICROSTEPPING MOTOR DRIVER
3958 - DMOS FULL-BRIDGE PWM MOTOR DRIVER

Published: Mar 30, 2005 |