L292
SWITCH-MODE DRIVER FOR DC MOTORS
DRIVING CAPABILITY : 2 A, 36 V, 30 KHz
2 LOGIC CHIP ENABLE
EXTERNAL LOOP GAIN ADJUSTEMENT
SINGLE POWER SUPPLY (18 TO 36 V)
INPUT SIGNAL SYMMETRIC TO GROUND
THERMAL PROTECTION
DESCRIPTION
The L292 is a monolithic LSI circuit in 15-lead
Multiwatt 廬 package. It is intended for use, together
with L290 and L291, as a complete
3-chip motor
positioning system
for applications such as car-
riage/daisy-wheel position control in type-writes.
The L290/1/2 system can be directly controlled by
a microprocessor.
ABSOLUTE MAXIMUM RATINGS
Symbol
V
s
V
i
V
inhibit
I
o
P
tot
T
stg
Power Supply
Input Voltage
Inhibit Voltage
Output Current
Total Power Dissipation (T
case
= 75
擄C)
Storage and Junction Temperature
Parameter
Value
36
- 15 to + Vs
0 to Vs
2.5
25
- 40 to + 150
Unit
V
V
V
A
W
擄C
Multiwatt 15
ORDER CODE :
L292
TRUTH TABLE
Vinhibit
Pin 12
L
L
H
H
March 1993
Pin 13
L
H
L
H
Disabled
Normal Operation
Disabled
Disabled
Output Stage
Condition
CONNECTION DIAGRAM
(top view)
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