LV8727: Stepping Motor Driver, PWM, Constant Current Control

The LV8727 is a PWM current-controlled micro step bipolar stepping motor driver. This driver can do eight ways of micro step resolution of Half, 1/8, 1/16, 1/32, 1/64, 1/128, 1/10, 1/20 Step, and can drive simply by the step input.

Features

Output on-resistance (upper side : 0.25Ω ; lower side : 0.15Ω ; total of upper and lower : 0.4Ω ; Ta = 25°C, IO = 4.0A)
Half, 1/8, 1/16, 1/32, 1/64, 1/128, 1/10, 1/20 Step are selectable.
Over current protection circuit.
Thermal shutdown circuit.
Current saving function
Output Current : 4A
Single-channel PWM current control stepping motor driver.
BiCDMOS process IC.
Advance the excitation step with the only step signal input.
Available forward reverse control.
Input pull down resistance.
With reset pin and enable pin.

Benefits

Low Consumption, High Efficiency
Various Step Adjustment Available
Over current protection
Thermal protection
Low Consumption
Large motor current

Applications

Industrial

End Products

Printers
Slot Machine
Vending Machine
Large format Printer
Stage Lighting

Application Notes (1)

Document Title	Document ID/Size	Revision	Revision Date
LV8727 Motor Driver IC Application Note	ANDLV8727/D (1073kB)	1

Package Drawings (1)

Document Title	Document ID/Size	Revision
HZIP25	945AD (67.8kB)	A

Data Sheets (1)

Document Title	Document ID/Size	Revision	Revision Date
Stepping Motor Driver, PWM, Constant Current Control	ENA1998/D (321.0kB)	0

Evaluation Board Documents (4)

Document Title	Document ID/Size	Revision
LV8727GEVB Bill of Materials ROHS Compliant	LV8727GEVB_BOM_ROHS.PDF (65kB)	1
LV8727GEVB Gerber Layout Files (Zip Format)	LV8727GEVB_GERBER.ZIP (172.0kB)	0
LV8727GEVB Schematic	LV8727GEVB_SCHEMATIC.PDF (61kB)	0
LV8727GEVB Test Procedure	LV8727GEVB_TEST_PROCEDURE.PDF (101kB)	1