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Número de pieza | L294 | |
Descripción | SWITCH-MODE SOLENOID DRIVER | |
Fabricantes | STMicroelectronics | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de L294 (archivo pdf) en la parte inferior de esta página. Total 8 Páginas | ||
No Preview Available ! 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
1/8
1 page Figure 1. Output Current Waveforms.
L294
Figure 2. Test and Typical Application Circuit.
}D1 : 3A fast diode
200 ns
trr ≤
Figure 3. Peak Output Current vs. Input
Voltage.
Figure 4. Output Saturation Voltage vs.
Peak Output Current.
5/8
5 Page |
Páginas | Total 8 Páginas | |
PDF Descargar | [ Datasheet L294.PDF ] |
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