TB9120AFTG driver equivalent, bipolar stepping motor driver.
* A two-phase bipolar stepping motor can be driven with a single chip.
* Adoption of PWM constant-current control
* Built-in a mixed decay mode
* Excitati.
1 Overview
TB9120AFTG is a two-phase bipolar stepping motor driver with a clock input interface and a PWM constant-curr.
TB9120AFTG
6.1 Pin Arrangement and Function Description
Pin No. 1 2 3 4 5 6
7
8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 -
Pin name VccOUT
VDD OSCM VREF GND TEST2
SDT
RSA OUTAOUTA+ VBAT OUTBOUTB+
RSB CLK TORQUE0 TORQUE1 DMODE0 D.
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