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3973 Datasheet - Allegro MicroSystems

DUAL DMOS FULL-BRIDGE MICROSTEPPING PWM MOTOR DRIVER

3973 Features

* I I I I I I I I I I I I ±1 A, 35 V Continuous Output Rating Low rDS(on) DMOS Output Drivers Optimized Microstepping via 6-Bit Linear DACs Programmable Mixed, Fast, and Slow Current-Decay Modes 4 MHz Internal Oscillator for Digital Timing Serial-Interface Controls Chip Functions Synchronous Rectifica

3973 General Description

Serial Interface. The A3973SB/SLB is controlled via a 3-wire (clock, data, strobe) serial port. The programmable functions allow maximum flexibility in configuring the PWM to the motor drive requirements. The serial data is written as two 19-bit words: 1 bit to select the word and 18 bits of data. .

3973 Datasheet (201.34 KB)

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Datasheet Details

Part number:

3973

Manufacturer:

Allegro MicroSystems

File Size:

201.34 KB

Description:

Dual dmos full-bridge microstepping pwm motor driver.
3973 PRELIMINARY INFORMATION (Subject to change without notice) December 1, 2000 CHARGE PUMP DUAL DMOS FULL-BRIDGE MICROSTEPPING PWM MOTOR DRIVER Des.

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39-01-2145 Connector (Molex)

39-28-1xxx Header (Molex)

39-28-8xxx Header (Molex)

39-29-0xxx Header (Molex)

TAGS

3973 DUAL DMOS FULL-BRIDGE MICROSTEPPING PWM MOTOR DRIVER Allegro MicroSystems

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