STMicroelectronics Fully integrated stepper motor driver based on the L6472 EVAL6472H EVAL6472H Data Sheet

Product codes
EVAL6472H
Page of 11
Board description
EVAL6472H
2/11
Doc ID 022980 Rev 1
1 Board 
description
Figure 1.
Jumpers and connectors location
Table 1.
EVAL6472H specifications
Parameter
Value
Supply voltage (VS)
8 to 45 V
Maximum output current (each phase)
3 A
r.m.s.
Logic supply voltage (VREG)
Externally supplied: 3.3 V 
Internally supplied: 3 V typical
Logic interface voltage (VDD)
Externally supplied: 3.3 V or 5 V
Internally supplied: VREG
Low level logic input voltage
0 V
High level logic input voltage
VDD
(1)
1.
All logic inputs are 5 V tolerant.
Operating temperature
-25 to +125 °C
L6472H thermal resistance junction-to-ambient
21 °C/W typical
Phase A connector
Power supply connector
(8 V - 45 V)
Master SPI
connector
BUSY LED
(Amber)
FLAG LED
(Red)
Motor supply voltage
compensation
partitioning regulation
(ADCIN input)
External switch connector
(SW input)
JP1: VDD supply from
master SPI connector
JP2: VDD to VREG 
connection
OSCIN/OSCOUT 
connector
JP3: Daisy chain 
termination
Phase B connector
Slave SPI
connector
Application reference
area
AM10289V1