tb62202afg TOSHIBA Semiconductor CORPORATION, tb62202afg Datasheet - Page 2

• Manufacturer Part Number: tb62202afg
• Description: Dual-stepping Motor Driver Ic For Oa Equipment Using Pwm Chopper Type
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Block Diagram
Ccp 2
Ccp 1
1. Overview (Power lines: A/B unit (C/D unit is the same as A/B unit))
STROBE
RESET
DATA
CLK
V
V
R
ref
M
S
High voltage wiring (V
Logic DATA
Analog DATA
IC terminal
Current setting
Current feedback circuit
Charge pump
Logic circuit
Torque control
Current control data logic circuit
circuit
16-bit shift register
circuit
V
RS
M
)
(analog control)
4-bit DA
R
S COMP
circuit
2
16-bit latch
Output circuit
(H-bridge)
Stepping
motor
Out X
Output control circuit
V
M
circuit
Protected circuit
ISD
reference circuit
V
Waveform
DDR
Chopping
chapping
waveform
Chopping
generator
circuit
circuit
circuit
/V
TB62202AFG
MR
circuit
TSD
2005-04-04
V
DD
CR