LB1847 - PWM Current Control Type Stepping Motor Driver

Sanyo

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Datasheet Details

Part number	LB1847
Manufacturer	Sanyo
File Size	128.42 KB
Description	PWM Current Control Type Stepping Motor Driver
Datasheet	LB1847_SanyoSemiconDevice.pdf

LB1847 Product details

Description

Sets the OFF time for FAST mode and SLOW mode in MIX DECAY Setting input range: 4V to 1.5V Output set current reference supply pin Setting voltage range: 0V to 3V Output OFF time setting pin for switching operation CR1 CR2 E1 E2 DECAY1 DECAY2 Pin for controlling the set current with sensing resistor RE SLOW mode/FAST mode selector pin SLOW DECAY: H FAST DECAY: L 6 7 8 9 14 15 27 16 26 17 22, 23 24, 25 21, 20 19, 18 28 OUTA OUTA OUTB OUTB VBB Output pin Output stage supply voltage pin Groun

Features

PWM current control (fixed OFF time) Load current digital selector (1-2, W1-2, 2W1-2, 4W1-2 phase exciter drive possible) Selectable current decay pattern (SLOW DECAY, FAST DECAY, MIX DECAY) Simultaneous ON prevention function (feedthrough current prevention) Noise canceler Built-in thermal shutdown circuit Built-in logic low-voltage OFF circuit Any and all SANYO products described or contained herein do not have specificatio.

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Published: Apr 25, 2005 |