tb62209f TOSHIBA Semiconductor CORPORATION, tb62209f Datasheet - Page 15

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

OFF
OFF
10. Function of DATA MODE (Phase A mode used for explanation)
Note: Output is off at (1) and (4).
L1
U1
(1)K(4)
(1)
(2)
(3)
(4)
constant current control and overcurrent protector do not operate.
DATA MODE inputs the external PWM signal (duty signal) and controls the current. Functions such as
Use this mode only when control cannot be performed in CLK-IN mode.
D MODE 1 → GA+ (OUT A, A )
D MODE 2 → GA− (OUT A, A )
D MODE 3 → GB+ (OUT B, B )
CW/CCW → GB− (OUT B, B )
GA+
PGND
H
H
L
L
OFF
OFF
L2
U2
OFF
GA−
ON
L1
U1
H
H
L
L
(2)
Output off
A+ phase: Low
A+ phase: High
Output off
(Note)
Load
15
PGND
A− phase: High
A− phase: Low
OFF
L2
U2
ON
Output State
OFF
ON
L1
U1
(3)
(Note)
Load
PGND
TB62209F
2001-09-05
OFF
U2
ON
L2