ST890B Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

ST890B

1.2 A current limited high side power switch with thermal shutdown

STMicroelectronics 

ST890B, ST890C, ST890D

Figure 3. Schematic diagram

Device summary

IN

/FAULT

/ON

-+

ON Replica

amplifier

OUT

+

SET

ON

-

1.24V

Current limit

amplifier

Control

circuitry

GND

Table 4.

Truth table for ON/OFF switch

ON/OFF

L

H

Table 5.

Truth table for FAULT

FAULT

H

L

CS00026

OUT

ON

OFF

FLAG

Normal operation

Fault condition

5/17

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