Product Details
ace Before 1st para:L293D Stepper Motor Driver


2940
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Description:
L293D Stepper Motor DriverThe L293D is a monolithic integrated high voltage, high current, 4-channel driver designed to accept standard DTL or TTL logic levels and drive inductive loads such as relays, solenoids, DC and stepping motors, and for switching power transistors. To simplify use as two bridges, each pair of channels is equipped with an enable input. A separate supply input is provided for the control logic, allowing operation of this at a lower voltage than the output stage. This device is suitable for use in switching applications at frequencies up to 5kHz. It is encapsulated in a 16-pin DIL package. 
Specifications: 
Output stage supply 
voltage: Logic level supply (VSS)
to 36V
Control logic supply 
voltage: 4.5V to 36V
Total quiescent output 
supply current: 2mA inhibit low, 16mA
inhibit high
Total quiescent logic 
supply current: 16mA
Input low voltage: -0.3 to 1.5V
Input high voltage: 2.3 to VSS, 7V abs. max.
Inhibit low voltage: -0.3 to 1.5V
Inhibit high voltage: 2.3 to VSS, 7V abs. max.
Low voltage inhibit 
current: 30╡A
High voltage inhibit 
current: 10╡A
Source output 
saturation voltage: 1.4V 1A out
Sink output saturation 
voltage: 1.2V 1A out
Rise and fall times: 250ns
Turn-on delay: 750ns
Turn-off delay: 200ns