Si ça peut aider:
240W high-power H-bridge Motor Driver module/smart car driver Arduino trouvé sur ebay prix léger 13,99 USD.
Module Description
? SP configuration current limit
? the battery voltage (Vs) from 4.0V to 28V
? logic operating voltage (Vcc) of 4.5V to 5.5V
? All pins can withstand 19 V, Vs and output pins can withstand 40 V
? full turn-on resistance Ron from 100 milliohms (at Tj = -40 ° C)?? 300 m? (at Tj = 150 ° C)
? logic inputs are TTL and CMOS compatible
? Operating frequency up to 20kHz
? can be configured through the SPI interface or diagnostic
? overtemperature and short circuit protection function
? Vs undervoltage shutdown
? the Vcc undervoltage and overvoltage protection
? the Vcc overvoltage detection
? When detected in the open load whether to open
? When in the OFF state comprehensive diagnosis
? With the enable input pin
? Low standby current (<10?A)