BT137600E is a highly integrated output voltage adjustable stepper motor driver chip, it has a wide input voltage range, low external component count and other advantages. And its internal integration of 5V power supply, step\/ladder mode selection circuit, temperature protection, overcurrent protection and other functions.
In addition, it also supports 3-wire \/ 4-wire forward\/reverse control mode, supports 1\/2\/4\/8\/16 pulse\/rotation mode, supports PWM speed regulation, maximum drive current up to 4A, maximum output voltage up to 12V, long service life, high reliability, is a very excellent motor control chip.