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3972

DUAL DMOS FULL-BRIDGE MICROSTEPPING PWM MOTOR DRIVER

3972 Features

* I ±1.5 A, 50 V Continuous Output Rating I Low rDS(on) DMOS Output Drivers I Optimized Microstepping via 6-Bit Linear DACs I Programmable Mixed, Fast, and Slow Current-Decay Modes I 4 MHz Internal Oscillator for Digital Timing I Serial-Interface Controls Chip Functions I Synchronous Rectification for

3972 General Description

Serial Interface. The A3972SB 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. The .

3972 Datasheet (190.77 KB)

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Datasheet Details

Part number:

3972

Manufacturer:

Allegro MicroSystems

File Size:

190.77 KB

Description:

Dual dmos full-bridge microstepping pwm motor driver.
3972 CHARGE PUMP DUAL DMOS FULL-BRIDGE MICROSTEPPING PWM MOTOR DRIVER VCP CP1 CP2 OUT1B LOAD SUPPLY1 GROUND GROUND SENSE1 OUT1A STROBE CLOCK DATA 1 2.

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39-01-2145 - Connector (Molex)
FEATURES AND SPECIFICATIONS Mechanical Contact Insertion Force: 1.5kg max. applications Contact Retention to Housing: 3.0kg min. s Positive housing lo.

39-28-1xxx - Header (Molex)
.. FEATURES AND SPECIFICATIONS Features and Benefits s Positive housing locks to mate with Mini-Fit, Jr. receptacle s Fully isolated t.

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3972 DUAL DMOS FULL-BRIDGE MICROSTEPPING PWM MOTOR DRIVER Allegro MicroSystems

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