SPSB081 datasheet(64/137 Pages) STMICROELECTRONICS

64 / 137 page

Figure 33. Slew-rate of the drivers

5.11

Output current threshold

The voltages are referred to power ground and currents are assumed positive, when the current flows into the pin.

6 V ≤ VS ≤ 28 V; 6 V ≤ VSREG ≤ 28 V; TJ = from -40 °C to 150 °C, unless otherwise specified.

Table 38. Output current threshold

Symbol

Parameter

Condition

Min Typ Max Unit Item

|IOC1|

Over-current threshold HS1

VS = 13.5 V, source

0.14

0.35

D.011

|IOC2|

Over-current threshold HS2

VS = 13.5 V, source

0.14

0.35

D.022

|IOC3|

Over-current threshold HS3

VS = 13.5 V, source

0.14

0.35

D.023

|IOC4|

Over-current threshold HS4

VS = 13.5 V, source

0.14

0.35

D.024

|ICCM1|

Constant current mode value for

OUT1 (high on resistance mode)

VS = 13.5 V

OUT1_CCM_EN = 1

100 142 200

mA D.012

|ICCM2|

Constant current mode value for

OUT2 (high on resistance mode)

VS = 13.5 V

OUT2_CCM_EN = 1

100 145 200

mA D.025

|ICCM3|

Constant current mode value for

OUT3 (high on resistance mode)

VS = 13.5 V

OUT3_CCM_EN = 1

100 145 200

mA D.026

|ICCM4|

Constant current mode value for

OUT4 (high on resistance mode)

VS = 13.5 V

OUT4_CCM_EN = 1

100 145 200

mA D.027

tCCMtimeout

Constant current mode expiration

time;

OUTx_CCM_EN = 1 (x = 1 to 4)

Tested by scan

ms D.013

tBLK

Blanking time of over-current

signal in high sides

Tested by scan

µs

D.015

tOCR00

TON time of over-current signal

(including blanking time tBLK)

xx_OCR_TON[0,1] = 00

Tested by scan

116

µs

D.016

SPSB081

Output current threshold

DS14048 - Rev 3

page 64/137

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