L6474PD データシートの表示（PDF） - STMicroelectronics

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L6474PD

Fully integrated microstepping motor driver

STMicroelectronics 

L6474

Electrical characteristics

Table 5. Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min. Typ. Max. Unit

tf

Fall time(3)

SRout_r Output rising slew rate

SRout_f Output falling slew rate

Deadtime and blanking

POW_SR = '00'; Iout = +1 A

90

POW_SR = '00'; Iout = -1 A

110

POW_SR = ‘11’, Iout = ±1 A

110

ns

POW_SR = ‘10’, Iout = ±1 A

260

POW_SR = ‘01’, Iload = ±1 A

375

POW_SR = '00', Iout = +1 A

285

POW_SR = '00', Iout = -1 A

360

POW_SR = ‘11’, Iout = ±1 A

285

V/µs

POW_SR = ‘10’, Iout = ±1 A

150

POW_SR = ‘01’, Iout = ±1 A

95

POW_SR = '00', Iout = +1 A

320

POW_SR = '00', Iout = -1 A

260

POW_SR = ‘11’, Iout = ±1 A

260

V/µs

POW_SR = ‘10’, Iout = ±1 A

110

POW_SR = ‘01’, Iout = ±1 A

75

tDT

Deadtime(1)

tblank Blanking time(1)

Source-drain diodes

POW_SR = '00'

POW_SR = ‘11’,

fOSC = 16 MHz

POW_SR = ‘10’,

fOSC = 16 MHz

POW_SR = ‘01’,

fOSC = 16 MHz

POW_SR = '00'

POW_SR = ‘11’,

fOSC = 16 MHz

POW_SR = ‘10’,

fOSC = 16 MHz

POW_SR = ‘01’,

fOSC = 16 MHz

250

375

ns

625

875

250

375

ns

625

875

VSD,HS

VSD,LS

trrHS

trrLS

High-side diode forward ON voltage

Low-side diode forward ON voltage

High-side diode reverse recovery time

Low-side diode reverse recovery time

Iout = 1 A

Iout = 1 A

Iout = 1 A

Iout = 1 A

1 1.1 V

1 1.1 V

30

ns

100

ns

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