L294_03 Datasheet, PDF (1/8 Pages) STMicroelectronics – SWITCH-MODE SOLENOID DRIVER

®
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
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