UM1688 datasheet(21/41 Pages) STMICROELECTRONICS

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UM1688

Boards description

1.3

EVAL6472H

Figure 15. EVAL6472H - jumpers and connectors location

Table 11. EVAL6472H - specifications

Parameter

Value

Supply voltage (VS)

8 to 45 V

Maximum output current (each phase)

3 Ar.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

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