Part Number
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A3950 |
Manufacturer
|
Allegro MicroSystems |
Description
|
DMOS Full-Bridge Motor Driver |
Published
|
Apr 13, 2007 |
Detailed Description
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A3950 DMOS Full-Bridge Motor Driver
Features and Benefits
▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ Low RDS(on) outputs Overcurrent protection M...
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Datasheet
|
A3950
|
Overview
A3950 DMOS Full-Bridge Motor Driver
Features and Benefits
▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ Low RDS(on) outputs Overcurrent protection Motor lead short-to-supply protection Short-to-ground protection Sleep function Synchronous rectification Diagnostic output Internal undervoltage lockout (UVLO) Crossover-current protection
Description
Designed for PWM (pulse width modulated) control of dc motors, the A3950 is capable of peak output currents to ±2.
8 A and operating voltages to 36 V.
PHASE and ENABLE input terminals are provided for use in controlling the speed and direction of a dc motor with externally applied PWM control signals.
Internal synchronous rectification control circuitry is provided to lower po...
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