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Ideally suited for interfacing between low−level digital logic circuitry and high−power peripheral loads
High−voltage, high−current Darlington arrays in an 18−Lead DIP type package and feature peak load current ratings to 600mA for each of the eight drivers in each device
Typical loads include relays, solenoids, stepping motors, multiplexed LED and incadescent displays, and heaters
Two L293D Motor driver chips
0.6 A per bridge (1.2 A peak)
Thermal shutdown protection
Internal kickback protection diodes
Up to 4 bi-directional DC motors
Up to 2 stepper motors
Pull down resistors to keep motors disabled during power-up
Separate logic and motor power connections
Terminal block connectors for motors and power
motor voltages from 4.5 VDC to 16 VDC
2 connections for 5 V hobby servos
6N137 high-speed OptoCouple to ensure high speed without losing steps
for 42,57,86 Stepper within 3A 2/4 -phase / 4 wire / 6 wire stepper motor
excitation mode: synchronizing, half step, 1/8 step, 1/16 step
current level is adjustable to meet your application needs
large heat sink for good heat dissipation
overheating and over-current protection circuit to ensure optimal performance
operating voltage: 10 to 35 VDC
rated output current: ± 3 A - peak 3.5 A
dimensions: 50 x 75 x 35 mm
weight: 80 g
driver power supply: + 5 V to + 35 V
driver output current (max.): 2A
logic power output Vss: +5 V to +7 V (internal supply +5 V)
logic current: 0-36 mA
controlling level: low -0.3 V to 1.5 V, high: 2.3 V-Vss
enable signal level: low -0.3 V to 1.5 V, high: 2.3 V-Vss
max. current: 25 W
working temperature: -13 °F to + 266°F (-25C to +130 °C)
dimensions: 2.72" x 2.2" x 1.42" (69 x 56 x 36 mm)
Mate with Arduino and Arduino compatible boards
Provides connectors to support 2 servos.
Servo power supply can be configured to source from the servo power terminal block or from the Arduinos 5V pin.
Support up to 4 bi-directional DC motors with individual 8-bit speed selection, and up to 2 stepper motors (unipolar or bipolar) with single coil, double coil or interleaved stepping.
Motor power supply can be configured to source from the motor power terminal block or from the Arduinos VIN pin. Support motors operating between 4.5V to 25V DC.
Includes two L293D Quad H-Bridges chipset that can provide 0.6A per bridge (1.2A peak) with thermal shutdown protection, internal kickback protection diodes.
Provides DIP sockets to support other pin compatible motor bridge chipset.
Integrated pull down resistor to keep motor disable during start up.
Individual LED indicator for motor power supply state and servo power supply state.
Brings out the Arduinos reset button to the top of the shield