TB67S269FTG

TB67S269FTG TOSHIBA BiCD Integrated Circuit Silicon Monolithic TB67S269FTG CLOCK-in controlled Bipolar Stepping Motor Driver The TB67S269 is a two-phase bipolar stepping motor driver using a PWM chopper. The clock in decoder is built in. Fabricated with the BiCD process, rating is 50 V/2.0 A . FTG Features ・BiCD process integrated monolithic IC. ・Capable of controlling 1 bipolar stepping motor. ・PWM controlled constant-current drive. ・Allows full, half, quarter, 1/8, 1/16, 1/32 step operation. ・Low on-resistance (High + Low side=0.8Ω(typ.)) MOSFET output stage. ・High efficiency motor current control mechanism (Advanced Dynamic Mixed Decay) ・High voltage and current (For specification, please refer to absolute maximum ratings and operation ranges) ・Error detection (TSD/ISD) signal output function ・Built-in error detection circuits (Thermal shutdown (TSD)、over-current shutdown (ISD), and power-on reset (POR)) ・Built-in VCC regulator for internal circuit use. ・Chopping frequency of a motor can be customized by external resistance and condenser. ・Multi package lineup TB67S269FTG: P-WQFN48-0707-0.50-003 P-WQFN48-0707-0.50-003 Weight 0.10g (typ.) Note) Please be careful about thermal conditions during use. ©2014 TOSHIBA CORPORATION 1 2014-10-8 Pin assignment (TB67S269) (Top View) TB67S269FTG NC NC VCC NC VM NC RSB RSB NC OUTB+ OUTB+ NC NC LO DMODE0 GND VREFB VREFA OSCM CW/CCW MO DMODE1 DMODE2 NC 36 35 34 33 32 31 30 29 28 27 26 25 37 24 38 23 39 22 40 21 41 20 42...