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| TB62206FG Datasheet, PDF (2/27 Pages) Toshiba Semiconductor – BiCD PWM 2−Phase Bipolar Stepping Motor Driver | |||
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Block Diagram
TB62206FG
STANDBY
ENABLE A
ENABLE B
PHASE A
PHASE B
Input logic
VDD
Chopper OSC
CR
OCS
TORQUE
Vref
Current Level Set
Torque Control
CR-CLK
Converter
Current Feedback (Ã2)
RS
VRS
VM
VM
RS COMP
Output Control
(Mixed Decay Control)
Ccp C
Ccp B
Ccp A
Charge
Pump
Unit
STANDBY
ENABLE
Output
(H-Bridge)
Ã2
ISD
TSD
VM
VDDR/VMR
Protect
VDD
Protection Unit
Stepping
motor
2
2005-03-02
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