L294 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 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.
October 1991
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