Block diagram and pin description

L6370

4/19

1.1

Pin description

Table 2.

Pin description

Pin N

°

Pin name

Function

14

DIAG1

DIAGNOSTIC 1 output. This open drain reports the IC working

conditions. (See Diagnostic truth Table 7)

15

DIAG2

DIAGNOSTIC 2 output. This open drain reports the IC working

conditions. (See Diagnostic truth Table 7)

18

IN-

Comparator non inverting input

17

IN+

Comparator inverting input

19

OUTSTATUS

This current source output is capable of driving a LED to signal the

status of the output pin. The pin is active (source current) when the

output pin is considered high (See Figure 3)

1, 10,

11, 20

GND

Ground

4

ON-DELAY

Programmable ON time interval duration during short circuit operation

13

RSC

Current limitation setting.

8, 9

OUTPUT

High Side output with built-in current limitation

5, 6

Supply Volatge Input, the value of the supply voltage is monitored to

detect under voltage condition