L99DZ80EP datasheet(19/68 Pages) STMICROELECTRONICS

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L99DZ80EP

Electrical specifications

Table 13. Power outputs switching times

Symbol

Parameter

Test condition

Min. Typ. Max. Unit

td ON H

Output delay time high side

driver on (all OUT except

OUT7,8)

VS = 13.5 V; VCC =5V;

corresponding low side

driver is not active(1)(2)(3)

Rload = 16  at OUT1,6 and OUT7,8 in low on-resistance mode

Rload = 4  at OUT4,5,11

Rload = 64  at OUT2,3,4,9,10 ECV, ECFD and OUT7,8 in high on-resistance mode

µs

Output delay time high side

driver on (OUT7,8 in high RDSON

mode)

µs

Output delay time high side

driver on (OUT7,8 in low RDSON

mode)

µs

td OFF H

Output delay time high side

driver off (OUT1,4,5,6,11)

VS = 13.5 V;

VCC =5V

(1)(2)(3)

150

300

µs

Output delay time high side

driver off (OUT2,3, 7,8,9,10)

100

µs

td ON L

Output delay time low side driver

VS = 13.5 V; VCC =5V;

corresponding low side

driver is not active(1)(2)(3)

µs

td OFF L

Output delay time low side driver

(OUT1-6) off

VS = 13.5 V; VCC =5V

(1)(2)(3)

150

300

µs

Output delay time low side driver

(ECV, ECFD) off

VS = 13.5 V;

VCC =5V

(1)(2)(3)

µs

td HL

Cross current protection time

(OUT1-6)

tcc ONLS_OFFHS – tdOFF H

(4)

tCC is the switch-on delay time if complement in half bridge has to switch off

200

400

µs

td LH

tcc ONHS_OFFLS – tdOFF L

(4)

dVOUT/dt

Slew rate of OUTx, ECV, ECFD

VS = 13.5 V;

VCC =5V

(1)(2)(3)

0.08

0.2

0.6

V/µ

fPWMx(low)

Low PWM switching frequency

VS = 13.5 V; VCC =5V

122

fPWMx(high) High PWM switching frequency

VS = 13.5 V; VCC =5V

244

Table 14. Current monitoring

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

|IOC1|,

|IOC6|

Overcurrent threshold to supply

or GND

VS =13.5V;

VCC = 5 V; sink and

source

35.3

|IOC2|,

|IOC3|,

|IOCECFD|

0.5

1.0

|IOC4|,

|IOC5|

69.2

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