L9788 datasheet(102/264 Pages) STMICROELECTRONICS

102 / 264 page

Low-side drivers

L9788

102/264

DS12308 Rev 4

T_SD_LOW

Temperature shut

down recover

175

190

°C

RLY/1/2/3/4/5

T_SD_hys

Temperature shut

down hysteresis

°C

RLY/1/2/3/4/5

Thermal shutdown

analog filter time

Guaranteed by design

1.5

µs

RLY/1/2/3/4/5

t_SD_deglitch

Digital deglitch filter

time on Temperature

shut down detection

Guaranteed by scan

µs

RLY/1/2/3/4/5

Driver reliability data

EnergyRep RLY

Energy repetitive

pulses

Tcase = 25 °C;

I_OT_n = 0.45 A



1.1 Miopulses

RLY/1/2/3/4/5

EnergyRep RLY

Energy repetitive

pulses

Tcase = 115 °C;

I_OT_n = 0.3 A



40 Miopulses

6.5

RLY/1/2/3/4/5

EnergyRep RLY

Energy repetitive

pulses

Tcase = 130 °C;

I_OT_n = 0.3 A



9 Miopulses

6.5

RLY/1/2/3/4/5

EnergyRep RLY

Energy repetitive

pulses

Tcase = 140 °C;

I_OT_n = 0.3 A



1 Miopulses

6.5

RLY/1/2/3/4/5

Driver reliability data generator defect

EnergyRep RLY

Energy repetitive

pulses

Tcase = 25 °C;

I_OT_n = 0.5 A

0.02 Miopulses

RLY/1/2/3/4/5

EnergyRep RLY

Energy repetitive

pulses

Tc=135°C;



I_OT_n = 0.35 A

0.02 Miopulses

RLY/1/2/3/4/5

Driver reliability data JUMP START

EnergyRep RLY

Energy repetitive

pulses

Tcase = 25 °C;

I_OT_n = 0.75 A

0.001 Miopulses,



10 jumps starts over

lifetime,



each start < 2 min

RLY/1/2/3/4/5

EnergyRep RLY

Energy repetitive

pulses

Tc=75°C ; I_OT_n=0.5A

0.001Miopulses,



10 jumps starts over

lifetime,



each start < 2 min

RLY/1/2/3/4/5

Table 48. Low-side driver - RELAY electrical characteristics (continued)

Symbol

Parameter

Test condition

Min

Typ

Max

Unit

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