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L293C Datasheet

  • L293C

  • PUSH-BRIDGE DRIVER PUSH-PULL FOUR CHANNEL/DUAL

  • 5頁(yè)

  • STMICROELECTRONICS   STMICROELECTRONICS

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L293C
PUSH-PULL FOUR CHANNEL/DUAL
H-BRIDGE DRIVER
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PRELIMINARY DATA
600 mA OUTPUT CURRENT CAPABILITY PER
CHANNEL
1.2 A PEAK OUTPUTCURRENT (non repetitive)
PER CHANNEL
ENABLE FACILITY
OVERTEMPERATURE PROTECTION
LOGICAL 鈥?鈥?INPUT VOLTAGE UP TO 1.5 V
(high noise immunity)
SEPARATE HIGH VOLTAGE POWER SUPPLY
(up to 44 V)
POWERDIP (16 + 2 + 2)
ORDERING NUMBER :
L293C
PIN CONNECTION
DESCRIPTION
The L293C is a monolithic high voltage,high current
integrated circuit four channel driver in a 20 pin DIP.
It is designed to accept standard TTL or DTL input
logic levels and drive inductive loads (such as re-
lays, solenoids, DC and stepping motors) and
switching power transistors.
The device may easily be used as a dual H-bridge
driver : separate chip enable and highvoltage power
supply pins are provided for each H-bridge. In addi-
tion, a separate power supply is provided for the
logic section of the device.
The L293C is assembled in a 20 lead plastic pack-
age which has 4 centerpins connectedtogetherand
used for heatsinking.
April 1993
1/5

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