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L294

SWITCH-MODE SOLENOID DRIVER

STMicroelectronics 

®

L294

SWITCH-MODE SOLENOID DRIVER

HIGH VOLTAGE OPERATION (UP TO 50V)

HIGH OUTPUT CURRENT CAPABILITY (UP TO 4A)

LOW SATURATION VOLTAGE

TTL-COMPATIBLE INPUT

OUTPUT SHORT CIRCUIT PROTECTION (TO

GROUND, TO SUPPLY AND ACROSS THE

LOAD)

THERMAL SHUTDOWN

OVERDRIVING PROTECTION

LATCHED DIAGNOSTIC OUTPUT

Multiwatt 11

ORDER CODE : L294

DESCRIPTION

The L294 is a monolithic switched mode solenoid

driver designed for fast, high current applications

such as hummer and needle driving in printers and

electronic typewriters. Power dissipation is reduced

by efficient switchmode operation. An extra

BLOCK DIAGRAM

feature of the L294 is a latched diagnostic output

which indicates when the output is short circuited.

The L294 is supplied in a 11-lead Multiwatt® plas-

tic power package.

September 2003

1/8

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