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A2557 Datasheet - Allegro MicroSystems

PROTECTED QUAD LOW-SIDE DRIVER WITH FAULT DETECTION & SLEEP MODE

A2557 Features

* I 300 mA Output Current per Channel I Independent Over-Current Protection &Thermal Limiting for Each Driver I Output Voltage to 60 V I Output SOA Protection I Fault-Detection Circuitry for Open or Shorted Load I Low Quiescent Current Sleep Mode I Integral Output Flyback/Clamp Diodes I TTL- and 5 V C

A2557 General Description

AND APPLICATION The A2557 low-current quad power drivers provide the same protected output driver function as (and are pin compatible with) the UDx2543/49/59 devices, combined with a fault diagnostic scheme similar to the UDx2547, plus an automatic low-current Sleep-Mode function. These devices moni.

A2557 Datasheet (176.69 KB)

Preview of A2557 PDF

Datasheet Details

Part number:

A2557

Manufacturer:

Allegro MicroSystems

File Size:

176.69 KB

Description:

Protected quad low-side driver with fault detection & sleep mode.
2557 A2557xLB OUT1 K OUT2 GROUND GROUND OUT3 FAULT OUT4 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 IN 1 IN2 ENABLE GROUND GROUND V CC IN 3 IN 4 PROTECTED.

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A2557 PROTECTED QUAD LOW-SIDE DRIVER WITH FAULT DETECTION SLEEP MODE Allegro MicroSystems

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