L6759D datasheet(14/51 Pages) STMICROELECTRONICS

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Electrical specifications

L6759D

14/51

Doc ID 023240 Rev 1

Electrical specifications

3.1

Absolute maximum ratings

3.2

Electrical characteristics

VCC5 = 5 V ± 5%, TJ = 0 °C to 70 °C unless otherwise specified.

Table 4.

Absolute maximum ratings

Symbol

Parameter

Value

Unit

VDRV, GDC

to GND

-0.3 to 14

VCC5, TM, STM, SPWM, PWMx,

SENDRV, ENDRV, SCOMP, COMP,

SMDATA, SMAL#, SMCLK

to GND

-0.3 to 7

All other pins

to GND

-0.3 to 3.6

Table 5.

Electrical characteristics

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Supply current and power-on

IVCC5

VCC5 supply current

EN = high

EN = low

UVLOVCC5

VCC5 turn-ON

VCC5 rising

4.1

VCC5 turn-OFF

VCC5 falling

UVLOVDRV

VDRV turn-ON

VDRV rising

VDRV turn-OFF

VDRV falling

4.1

UVLOVIN

VIN turn-ON

VIN rising, RUP. = 118.5 kΩ; RDOWN

= 10 k

Ω

VIN turn-OFF

VIN falling, RUP. = 118.5 kΩ;

RDOWN = 10 kΩ

34.1

Oscillator, Soft-start and enable

FSW

Main oscillator accuracy

OSC = open

170

200

230

kHz

Oscillator adjustability

ROSC = 47 kΩ to GND

378

420

462

kHz

FSSW

Main oscillator accuracy

SOSC = open

195

230

265

kHz

Oscillator adjustability

RSOSC = 47 kΩ to GND

432

480

528

kHz

∆VOSC

PWM ramp amplitude(1)

1.5

FAULT

Voltage at pin OSC,

SSOSC

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