tb62209f TOSHIBA Semiconductor CORPORATION, tb62209f Datasheet - Page 2
tb62209f
Manufacturer Part Number
tb62209f
Description
Stepping Motor Driver Ic Using Pwm Chopper Type
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet
1.TB62209F.pdf
(51 pages)
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Block Diagram
D MODE 3
D MODE 2
D MODE 1
STANDBY
V
Ccp C
Ccp B
Ccp A
CW/CCW
M
ENABLE
RESET
1. Overview
V
ref
CLK
R
V
M
S
Current Level Set
Current Feedback (×2)
TORQUE 1
Torque control
Charge
Pump
Unit
V
V
RS 1
RS 2
TORQUE 2
Micro-step decorder
STANDBY
(sine angle control)
ENABLE
MDT 1
4-bit DA
R
R
S COMP 1
S COMP 2
2
MDT 2
Output (H-bridge)
Stepping
Moter
× 2
(Mixed Decay control)
Output control
V
M
ISD
Protection Unit
V
DDR
Chopper OSC
protect
converter
CR-CLK
/V
OCS
MR
TSD
V
DD
V
TB62209F
DD
2001-09-05
MO
TSD
protect
CR