LV8747T - Sanyo Semicon Device

LV8747T PWM Constant-Current Control Stepping Motor Driver and Switching Regulator Controller

www.DataSheet.co.kr Ordering number : ENA0967 Bi-CMOS LSI LV8747T Overview PWM Constant-Current Control Stepping Motor Driver and Switching Regulator Controller The LV8747T is a PWM constant-current control stepping motor driver and switching regulator controller IC. Features • Two circuits of PWM constant-current control stepping motor driver incorpor.

Features

• Two circuits of PWM constant-current control stepping motor driver incorporated
• Two circuits of switching regulator controller incorporated
• Motor driver control power incorporated
• Control of the stepping motor to W1-2 phase excitation possible
• Chopping frequency selectable
• Output short-circuit protection circuit incorporated
• High-precision reference voltage circuit incorporated
• Output-stage push-pull composition enabling high-speed operation
• Timer latch type short-circuit protection circuit incorporated
• Upper and lower regenerative diodes incorporated
• Thermal shutdown cir.