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A3952SB - FULL-BRIDGE PWM MOTOR DRIVER

This page provides the datasheet information for the A3952SB, a member of the A3952 FULL-BRIDGE PWM MOTOR DRIVER family.

Datasheet Summary

Description

'W' TAB H H X H Z Z Sleep Mode 'B' , 'EB', & 'LB' TAB H H X L Z Z Standby, Note 1 H L H H H L Forward, Fast-Decay Mode H L H L H L Forward, Slow-Decay Mode H L L H L H Reverse, 'W' AMBIENT Fast-Decay Mode 'B' & 'EB' AMBIENT H L L L L H Reverse, 'LB'

Features

  • s ±2 A Continuous Output Current Rating s 50 V Output Voltage Rating s Internal PWM Current Control s Fast and Slow Current-Decay Modes s Sleep (Low Current Consumption) Mode s Internal Transient Suppression Diodes s Under-Voltage Lockout s Internal Thermal Shutdown Circuitry s Crossover-Current Protection Always order by complete part number: Part Number Package RθJA RθJT temperature of +150°C. A3952SB 16-Pin DIP 43°C/W 6.0°C/W.
  • Fault conditions that produce excessive junction t.

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Datasheet preview – A3952SB

Datasheet Details

Part number A3952SB
Manufacturer Allegro
File Size 219.27 KB
Description FULL-BRIDGE PWM MOTOR DRIVER
Datasheet download datasheet A3952SB Datasheet
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Full PDF Text Transcription

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Data Sheet 29319.1C 3952 FULL-BRIDGE PWM MOTOR DRIVER A3952SB Designed for bidirectional pulse-width modulated current control of inductive loads, the A3952S– is capable of continuous output currents to ±2 A and operating voltages to 50 V. Internal fixed off-time PWM BRAKE 1 REF 2 VBB 16 LOAD SUPPLY current-control circuitry can be used to regulate the maximum load current to a desired value. The peak load current limit is set by the 15 OUTB user’s selection of an input reference voltage and external sensing resistor. The fixed OFF-time pulse duration is set by a user-selected RC 3 14 MODE external RC timing network.
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