L294

SWITCH-MODE SOLENOID DRIVER

October 1991

HIGH VOLTAGE OPERATION (UP TO 50V)

HIGHOUTPUTCURRENTCAPABILITY(UPTO4A)

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

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 re-

duced 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.

Multiwatt 11

ORDER CODE : L294

1/8