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marutsu TB67S109AFNG Instruction Manual

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Instruction manual
for Evaluation Board of
TB67S109AFNG
May 10, 2015
Re v.1.0

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Summary of Contents for marutsu TB67S109AFNG

  • Page 1 Instruction manual for Evaluation Board of TB67S109AFNG May 10, 2015 Re v.1.0...
  • Page 2 As for each control signal, please refer to the IC specification by accessing to the below URL. http://toshiba.semicon-storage.com/info/lookup.jsp?pid=TB67S109AFNG&region=apc&lang=en Further, the application of this evaluation board is limited to the purpose of evaluating and learning the motor control. Please do not ship them to a market.
  • Page 3 Connection to Evaluation board Two-phase bipolar Corresponding table type (Silk name vs. Signal name) Stepping motor (Note) Silk name and signal name on the board are different because the series products have the common board. Silk name Signal name GND7 GND6 Power VREFB...
  • Page 4 Setting evaluation board１ Setting motor current Setting motor current Vref(V) Iout(max) = VREF(gain) x (Ω) VREF(gain):Decay ratio of VREF: 1/5.0 (typ.) RRS=0.22Ω RRSB RRSA VREF of A-axis and B-axis are made common by short the jumper (JP_VRF1) and the both voltages are possible to input from VREFA pin.
  • Page 5 Setting evaluation board２ Setting chopping frequency of the constant current of the motor Formula of setting chopping frequency fOSCM = 1 / [0.56 x ｛C x (R1 + 500)}] fchop = fOSCM / 16 Recommended frequency range: fchop=40kHz to 150kHz 100kHz configuration Mounted parts are as follows;...
  • Page 6 Fixed level by jumper VDD pin Jumper indicated above is adopted on this evaluation board to set operation of the TB67S109AFNG. To select the function by the jumper, short- JP_VCC circuit JP_VCC or supply the voltage of high level by VDD pin.
  • Page 7 Circuit of evaluation board R_MO_OUT R_OSCM1 C_OSCM1 R_OSCM2 R_VRF1 R_VRF2 JP_CC R_LO2 JP_VRF2 C_OSCM2 R_LO1 VREFA OSCM SW48 VREFB Open JP_VRF1 C_VRFA C_VRFB SW45 Open Open R_ID Open Open SW10 Open C_VDD Open Open C_VCC R_RSA R_RSB C_VM1 C_VM2 Open Open Open Open...

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