UDN2917 Datasheet - Allegro

UDN2917 DUAL FULL-BRIDGE PWM MOTOR DRIVER

Data Sheet 29319.22A 2 917 DUAL FULL-BRIDGE PWM MOTOR DRIVER 6 OUT 1A 5 E1 4 SENSE 1 3 OUT 1B 2 I10 1 I11 44 VREF 1 θ 1 43 PHASE1 EN1 42 ENABLE 1 41 RC1 VCC 40 LOGIC SUPPLY The UDN2917EB motor driver is designed to drive both windings of a bipolar stepper motor or bidirectionally control two dc motors. Both bridges are capable of sustaining 45 V and include internal pulse-width modulation (PWM) control of the output current to 1.5 A. GND 7 8 9 10 1 T 11 C 12 13 VBB U 14 2 15 D Y .

UDN2917 Features

* s 1.5 A Continuous Output Current s 45 V Output Sustaining Voltage s Internal Clamp Diodes s Digital Control of Output Current s Internal Thermal Shutdown Circuitry s Similar to Dual PBL3770 TS -55°C to +150°C Output current rating may be limited by duty cycle, ambient temperature, and heat sinki

UDN2917_Allegro.pdf