tb62209f TOSHIBA Semiconductor CORPORATION, tb62209f Datasheet - Page 13

• Manufacturer Part Number: tb62209f
• Description: Stepping Motor Driver Ic Using Pwm Chopper Type
• Manufacturer: TOSHIBA Semiconductor CORPORATION

5. Function of ENABLE (output operation)
6. Function of STANDBY
7. Functions of Excitation Modes
1
2
3
4
5
6
7
8
We recommend setting to Standby mode at power on.
Input
Input
ENABLE forcibly turns OFF all output transistors at operation.
Data such as electrical angle and operating mode are all retained.
STANDBY halts the charge pump circuit (power supply booster circuit) as well as halting output.
(At this time, data on the electrical angle are retained.)
1-2 Phase Excitation
1-2 Phase Excitation
H
H
L
L
2-Phase Excitation
Dissipation mode
Motor Lock mode
Excitation Mode
2W1-2 Phase
4W1-2 Phase
W1-2 Phase
Low Power
Excitation
Excitation
Excitation
mode
(A)
(B)
Output halted (operation other
Operation enabled (active)
Operation enabled (active)
Output halted (Low Power
Charge pump halted
than output active)
Dissipation mode)
Function
Function
DM3
0
0
0
0
1
1
1
1
DM2
0
0
1
1
0
0
1
1
13
DM1
0
1
0
1
0
1
0
1
High-torque, 1-bit micro-step change
Low-torque, 1-bit micro-step change
45° → 135° → 225° → 315° → 45°
Locks only at 0° electrical angle.
2-bit micro-step change
3-bit micro-step change
4-bit micro-step change
Charge pump halted
Standby mode
Remarks
TB62209F
2001-09-05