SPSB0813 datasheet(60/135 Pages) STMICROELECTRONICS

60 / 135 page

Figure 32. Watchdog early, late and safe windows

5.8

Current monitor output (CM)

The voltages are referred to 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 to 150 °C, unless otherwise specified

Table 35. Current monitor output (CM)

Symbol

Parameter

Condition

Min

Typ

Max

Unit

Item

VCM

Functional voltage

range

V1-1 V

A.029

ICMr

ICM/IOUT1,2,3,4

0V ≤ VCM ≤ V1-1 V

1/990

A.030

ICM acc

Current monitor

accuracy

Ranges extracted

at the output:

IOUT1,2,3,4

IOUTmin = 100 mA

IOUTmax = 130 mA

-8% - 4% FS

(1)

8% + 4%

FS(1)

A.031

tcmb

Current monitor

blanking time

Tested by scan

µs

A.032

1. FS (full scale) = IOUTmax *ICMr_typ.

5.9

Outputs OUT1 – OUT4

The voltages are referred to ground and currents are assumed positive, when the current flows into the pin. 6 V ≤

VS ≤ 18 V, all outputs open; Tj = from -40°C... 150°C, unless otherwise specified.

SPSB081

Current monitor output (CM)

DS14048 - Rev 1

page 60/135

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