2961
HIGH-CURRENT
HALF-BRIDGE
PRINTHEAD/MOTOR DRIVER
MOTOR DRIVERS SELECTION GUIDE
Function
Output Ratings *
Part Number †
INTEGRATED CIRCUITS FOR BRUSHLESS DC MOTORS
3-Phase Controller/Drivers
Hall-Effect Latched Sensors
±2.0 A
10 mA
20 mA
45 V
24 V
25 V
25 V
14 V
26 V
60 V
14 V
14 V
7 V
2936 and 2936-120
3175 and 3177
3235
3275
3625
3626
5275
8902–A
8925
8984
2-Phase Hall-Effect Sensor/Controller
Hall-Effect Complementary-Output Sensor
2-Phase Hall-Effect Sensor/Driver
2-Phase Hall-Effect Sensor/Driver
Hall-Effect Complementary-Output Sensor/Driver
3-Phase Back-EMF Controller/Driver
3-Phase Controller/DMOS Driver
3-Phase Back-EMF Controller/Driver
20 mA
900 mA
400 mA
300 mA
±900 mA
±4.0 A
±1.0 A
INTEGRATED BRIDGE DRIVERS FOR DC AND BIPOLAR STEPPER MOTORS
PWM Current-Controlled Dual Full Bridge
PWM Current-Controlled Dual Full Bridges
PWM Current-Controlled Dual Full Bridge
Dual Full-Bridge Driver
PWM Current-Controlled Full Bridge
PWM Current-Controlled Full Bridge
PWM Current-Controlled Microstepping Full Bridges
PWM Current-Controlled Dual Full Bridge
PWM Current-Controlled Dual Full Bridge
PWM Current-Controlled Dual Full Bridge
±750 mA
±1.5 A
±750 mA
±2.0 A
±2.0 A
±1.3 A
45 V
45 V
45 V
50 V
50 V
50 V
50 V
33 V
30 V
45 V
2916
2917 and 2918
2919
2998
3952
3953
3955 and 3957
3964
3966 and 3968
6219
±1.5 A
±800 mA
±650 mA
±750 mA
OTHER INTEGRATED CIRCUIT & PMCM MOTOR DRIVERS
Unipolar Stepper-Motor Quad Driver
Unipolar Stepper-Motor Translator/Driver
Unipolar Stepper-Motor Quad Drivers
Unipolar Microstepper-Motor Quad Driver
Voice-Coil Motor Driver
1.8 A
1.25 A
1 A
50 V
50 V
46 V
46 V
6 V
2544
5804
7024 and 7029
7042
8932–A
8958
1.2 A
±500 mA
±800 mA
±350 mA
Voice-Coil Motor Driver
16 V
7 V
Voice-Coil (and Spindle) Motor Driver
8984
*
†
Current is maximum specified test condition, voltage is maximum rating. See specification for sustaining voltage limits
or over-current protection voltage limits. Negative current is defined as coming out of (sourcing) the output.
Complete part number includes additional characters to indicate operating temperature range and package style.
Allegro MicroSystems, Inc. reserves the right to make, from time to time, such departures from the
detail specifications as may be required to permit improvements in the design of its products.
The information included herein is believed to be accurate and reliable. However, Allegro
MicroSystems, Inc. assumes no responsibility for its use; nor for any infringements of patents or other
rights of third parties which may result from its use.
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
ALLEGRO [ ALLEGRO MICROSYSTEMS ]
