L6472PD Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

L6472PD

Fully integrated microstepping motor driver

STMicroelectronics 

L6472

2

Electrical data

Electrical data

2.1

Absolute maximum ratings

Symbol

Table 2. Absolute maximum ratings

Parameter

Test condition

Value

Unit

VDD Logic interface supply voltage

5.5

V

VS

Motor supply voltage

VSA = VSB = VS

48

V

VGND, diff Differential voltage between AGND, PGND and DGND

±0.3

V

Vboot Bootstrap peak voltage

55

V

VREG Internal voltage regulator output pin and logic supply voltage

3.6

V

VADCIN Integrated ADC input voltage range (ADCIN pin)

-0.3 to +3.6 V

VOSC OSCIN and OSCOUT pin voltage range

-0.3 to +3.6 V

Vout_diff

Differential voltage between VSA, OUT1A, OUT2A, PGND and

VSB, OUT1B, OUT2B, PGND pins

VSA = VSB = VS

48

V

VLOGIC

Iout(1)

Iout_peak(1)

Logic inputs voltage range

R.m.s. output current

Pulsed output current

-0.3 to +5.5 V

3

A

TPULSE < 1 ms

7

A

TOP Operating junction temperature

-40 to 150 °C

Ts

Storage temperature range

Ptot Total power dissipation (TA = 25 °C)

-55 to 150 °C

(2)

5

W

1. Maximum output current limit is related to metal connection and bonding characteristics. Actual limit must satisfy maximum

thermal dissipation constraints.

2. HTSSOP28 mounted on the EVAL6472H.

2.2

Recommended operating conditions

Table 3. Recommended operating conditions

Symbol

Parameter

Test condition

Value

Unit

VDD Logic interface supply voltage

3.3 V logic outputs

5 V logic outputs

3.3

V

5

VS Motor supply voltage

VSA = VSB = VS

8

45 V

Vout_diff

Differential voltage between VSA, OUT1A, OUT2A,

PGND and VSB, OUT1B, OUT2B, PGND pins

VSA = VSB = VS

45 V

VREG,in Logic supply voltage

VREG voltage imposed by

external source

3.2

3.3

V

VADC Integrated ADC input voltage (ADCIN pin)

0

VREG V

DocID022729 Rev 5

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